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fix: use Extensions instead of Environment

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TopchetoEU 2024-04-03 14:21:23 +03:00
parent 0d629a6e82
commit c707f880f7
Signed by: topchetoeu
GPG Key ID: 6531B8583E5F6ED4
33 changed files with 615 additions and 550 deletions
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14
src/java/me/topchetoeu/jscript/common/json/JSON.java
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@ -9,7 +9,7 @@ import me.topchetoeu.jscript.compilation.parsing.Operator;
import me.topchetoeu.jscript.compilation.parsing.ParseRes; import me.topchetoeu.jscript.compilation.parsing.ParseRes;
import me.topchetoeu.jscript.compilation.parsing.Parsing; import me.topchetoeu.jscript.compilation.parsing.Parsing;
import me.topchetoeu.jscript.compilation.parsing.Token; import me.topchetoeu.jscript.compilation.parsing.Token;
import me.topchetoeu.jscript.runtime.Context; import me.topchetoeu.jscript.runtime.Extensions;
import me.topchetoeu.jscript.runtime.exceptions.EngineException; import me.topchetoeu.jscript.runtime.exceptions.EngineException;
import me.topchetoeu.jscript.runtime.exceptions.SyntaxException; import me.topchetoeu.jscript.runtime.exceptions.SyntaxException;
import me.topchetoeu.jscript.runtime.values.ArrayValue; import me.topchetoeu.jscript.runtime.values.ArrayValue;
@ -32,7 +32,7 @@ public class JSON {
if (val.isNull()) return Values.NULL; if (val.isNull()) return Values.NULL;
return null; return null;
} }
private static JSONElement fromJs(Context ctx, Object val, HashSet<Object> prev) { private static JSONElement fromJs(Extensions ext, Object val, HashSet<Object> prev) {
if (val instanceof Boolean) return JSONElement.bool((boolean)val); if (val instanceof Boolean) return JSONElement.bool((boolean)val);
if (val instanceof Number) return JSONElement.number(((Number)val).doubleValue()); if (val instanceof Number) return JSONElement.number(((Number)val).doubleValue());
if (val instanceof String) return JSONElement.string((String)val); if (val instanceof String) return JSONElement.string((String)val);
@ -44,7 +44,7 @@ public class JSON {
var res = new JSONList(); var res = new JSONList();
for (var el : ((ArrayValue)val).toArray()) { for (var el : ((ArrayValue)val).toArray()) {
var jsonEl = fromJs(ctx, el, prev); var jsonEl = fromJs(ext, el, prev);
if (jsonEl == null) jsonEl = JSONElement.NULL; if (jsonEl == null) jsonEl = JSONElement.NULL;
res.add(jsonEl); res.add(jsonEl);
} }
@ -58,8 +58,8 @@ public class JSON {
var res = new JSONMap(); var res = new JSONMap();
for (var el : Values.getMembers(ctx, val, false, false)) { for (var el : Values.getMembers(ext, val, false, false)) {
var jsonEl = fromJs(ctx, Values.getMember(ctx, val, el), prev); var jsonEl = fromJs(ext, Values.getMember(ext, val, el), prev);
if (jsonEl == null) continue; if (jsonEl == null) continue;
if (el instanceof String || el instanceof Number) res.put(el.toString(), jsonEl); if (el instanceof String || el instanceof Number) res.put(el.toString(), jsonEl);
} }
@ -70,8 +70,8 @@ public class JSON {
if (val == null) return null; if (val == null) return null;
return null; return null;
} }
public static JSONElement fromJs(Context ctx, Object val) { public static JSONElement fromJs(Extensions ext, Object val) {
return fromJs(ctx, val, new HashSet<>()); return fromJs(ext, val, new HashSet<>());
} }
public static ParseRes<String> parseIdentifier(List<Token> tokens, int i) { public static ParseRes<String> parseIdentifier(List<Token> tokens, int i) {

4
src/java/me/topchetoeu/jscript/lib/AsyncFunctionLib.java
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@ -2,6 +2,7 @@ package me.topchetoeu.jscript.lib;
import me.topchetoeu.jscript.lib.PromiseLib.Handle; import me.topchetoeu.jscript.lib.PromiseLib.Handle;
import me.topchetoeu.jscript.runtime.Context; import me.topchetoeu.jscript.runtime.Context;
import me.topchetoeu.jscript.runtime.Extensions;
import me.topchetoeu.jscript.runtime.Frame; import me.topchetoeu.jscript.runtime.Frame;
import me.topchetoeu.jscript.runtime.exceptions.EngineException; import me.topchetoeu.jscript.runtime.exceptions.EngineException;
import me.topchetoeu.jscript.runtime.values.CodeFunction; import me.topchetoeu.jscript.runtime.values.CodeFunction;
@ -65,8 +66,9 @@ public class AsyncFunctionLib extends FunctionValue {
} }
@Override @Override
public Object call(Context ctx, Object thisArg, Object ...args) { public Object call(Extensions ext, Object thisArg, Object ...args) {
var handler = new AsyncHelper(); var handler = new AsyncHelper();
var ctx = Context.of(ext);
var newArgs = new Object[args.length + 1]; var newArgs = new Object[args.length + 1];
newArgs[0] = new NativeFunction("await", handler::await); newArgs[0] = new NativeFunction("await", handler::await);

5
src/java/me/topchetoeu/jscript/lib/AsyncGeneratorFunctionLib.java
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@ -1,6 +1,7 @@
package me.topchetoeu.jscript.lib; package me.topchetoeu.jscript.lib;
import me.topchetoeu.jscript.runtime.Context; import me.topchetoeu.jscript.runtime.Context;
import me.topchetoeu.jscript.runtime.Extensions;
import me.topchetoeu.jscript.runtime.Frame; import me.topchetoeu.jscript.runtime.Frame;
import me.topchetoeu.jscript.runtime.exceptions.EngineException; import me.topchetoeu.jscript.runtime.exceptions.EngineException;
import me.topchetoeu.jscript.runtime.values.CodeFunction; import me.topchetoeu.jscript.runtime.values.CodeFunction;
@ -13,7 +14,7 @@ public class AsyncGeneratorFunctionLib extends FunctionValue {
public final CodeFunction func; public final CodeFunction func;
@Override @Override
public Object call(Context ctx, Object thisArg, Object ...args) { public Object call(Extensions ext, Object thisArg, Object ...args) {
var handler = new AsyncGeneratorLib(); var handler = new AsyncGeneratorLib();
var newArgs = new Object[args.length + 2]; var newArgs = new Object[args.length + 2];
@ -21,7 +22,7 @@ public class AsyncGeneratorFunctionLib extends FunctionValue {
newArgs[1] = new NativeFunction("yield", handler::yield); newArgs[1] = new NativeFunction("yield", handler::yield);
System.arraycopy(args, 0, newArgs, 2, args.length); System.arraycopy(args, 0, newArgs, 2, args.length);
handler.frame = new Frame(ctx, thisArg, newArgs, func); handler.frame = new Frame(Context.of(ext), thisArg, newArgs, func);
return handler; return handler;
} }

2
src/java/me/topchetoeu/jscript/lib/AsyncGeneratorLib.java
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@ -101,7 +101,7 @@ public class AsyncGeneratorLib {
} }
@Expose public PromiseLib __throw(Arguments args) { @Expose public PromiseLib __throw(Arguments args) {
this.currPromise = new PromiseLib(); this.currPromise = new PromiseLib();
next(args.ctx, Values.NO_RETURN, Values.NO_RETURN, new EngineException(args.get(0)).setCtx(args.ctx)); next(args.ctx, Values.NO_RETURN, Values.NO_RETURN, new EngineException(args.get(0)).setExtensions(args.ctx));
return this.currPromise; return this.currPromise;
} }
} }

5
src/java/me/topchetoeu/jscript/lib/GeneratorFunctionLib.java
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@ -1,6 +1,7 @@
package me.topchetoeu.jscript.lib; package me.topchetoeu.jscript.lib;
import me.topchetoeu.jscript.runtime.Context; import me.topchetoeu.jscript.runtime.Context;
import me.topchetoeu.jscript.runtime.Extensions;
import me.topchetoeu.jscript.runtime.Frame; import me.topchetoeu.jscript.runtime.Frame;
import me.topchetoeu.jscript.runtime.exceptions.EngineException; import me.topchetoeu.jscript.runtime.exceptions.EngineException;
import me.topchetoeu.jscript.runtime.values.CodeFunction; import me.topchetoeu.jscript.runtime.values.CodeFunction;
@ -12,14 +13,14 @@ import me.topchetoeu.jscript.utils.interop.WrapperName;
public class GeneratorFunctionLib extends FunctionValue { public class GeneratorFunctionLib extends FunctionValue {
public final CodeFunction func; public final CodeFunction func;
@Override public Object call(Context ctx, Object thisArg, Object ...args) { @Override public Object call(Extensions ext, Object thisArg, Object ...args) {
var handler = new GeneratorLib(); var handler = new GeneratorLib();
var newArgs = new Object[args.length + 1]; var newArgs = new Object[args.length + 1];
newArgs[0] = new NativeFunction("yield", handler::yield); newArgs[0] = new NativeFunction("yield", handler::yield);
System.arraycopy(args, 0, newArgs, 1, args.length); System.arraycopy(args, 0, newArgs, 1, args.length);
handler.frame = new Frame(ctx, thisArg, newArgs, func); handler.frame = new Frame(Context.of(ext), thisArg, newArgs, func);
return handler; return handler;
} }

2
src/java/me/topchetoeu/jscript/lib/GeneratorLib.java
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@ -59,7 +59,7 @@ public class GeneratorLib {
else return next(args.ctx, args.get(0), Values.NO_RETURN, null); else return next(args.ctx, args.get(0), Values.NO_RETURN, null);
} }
@Expose public ObjectValue __throw(Arguments args) { @Expose public ObjectValue __throw(Arguments args) {
return next(args.ctx, Values.NO_RETURN, Values.NO_RETURN, new EngineException(args.get(0)).setCtx(args.ctx)); return next(args.ctx, Values.NO_RETURN, Values.NO_RETURN, new EngineException(args.get(0)).setExtensions(args.ctx));
} }
@Expose public ObjectValue __return(Arguments args) { @Expose public ObjectValue __return(Arguments args) {
return next(args.ctx, Values.NO_RETURN, args.get(0), null); return next(args.ctx, Values.NO_RETURN, args.get(0), null);

15
src/java/me/topchetoeu/jscript/lib/Internals.java
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@ -17,6 +17,7 @@ import me.topchetoeu.jscript.utils.interop.Expose;
import me.topchetoeu.jscript.utils.interop.ExposeField; import me.topchetoeu.jscript.utils.interop.ExposeField;
import me.topchetoeu.jscript.utils.interop.ExposeTarget; import me.topchetoeu.jscript.utils.interop.ExposeTarget;
import me.topchetoeu.jscript.utils.interop.ExposeType; import me.topchetoeu.jscript.utils.interop.ExposeType;
import me.topchetoeu.jscript.utils.interop.NativeWrapperProvider;
import me.topchetoeu.jscript.utils.modules.ModuleRepo; import me.topchetoeu.jscript.utils.modules.ModuleRepo;
public class Internals { public class Internals {
@ -51,7 +52,7 @@ public class Internals {
try { Thread.sleep(ms, ns); } try { Thread.sleep(ms, ns); }
catch (InterruptedException e) { return; } catch (InterruptedException e) { return; }
args.ctx.get(EventLoop.KEY).pushMsg(() -> func.call(new Context(args.ctx.environment), null, arguments), false); args.ctx.get(EventLoop.KEY).pushMsg(() -> func.call(new Context(args.ctx.extensions), null, arguments), false);
}); });
thread.start(); thread.start();
@ -79,7 +80,7 @@ public class Internals {
} }
catch (InterruptedException e) { return; } catch (InterruptedException e) { return; }
args.ctx.get(EventLoop.KEY).pushMsg(() -> func.call(new Context(args.ctx.environment), null, arguments), false); args.ctx.get(EventLoop.KEY).pushMsg(() -> func.call(new Context(args.ctx.extensions), null, arguments), false);
} }
}); });
thread.start(); thread.start();
@ -165,8 +166,8 @@ public class Internals {
} }
public static Environment apply(Environment env) { public static Environment apply(Environment env) {
var wp = env.wrappers; var wp = new NativeWrapperProvider();
var glob = env.global = new GlobalScope(wp.getNamespace(Internals.class)); var glob = new GlobalScope(wp.getNamespace(Internals.class));
glob.define(null, "Math", false, wp.getNamespace(MathLib.class)); glob.define(null, "Math", false, wp.getNamespace(MathLib.class));
glob.define(null, "JSON", false, wp.getNamespace(JSONLib.class)); glob.define(null, "JSON", false, wp.getNamespace(JSONLib.class));
@ -209,8 +210,12 @@ public class Internals {
env.add(Environment.TYPE_ERR_PROTO, wp.getProto(TypeErrorLib.class)); env.add(Environment.TYPE_ERR_PROTO, wp.getProto(TypeErrorLib.class));
env.add(Environment.RANGE_ERR_PROTO, wp.getProto(RangeErrorLib.class)); env.add(Environment.RANGE_ERR_PROTO, wp.getProto(RangeErrorLib.class));
Values.setPrototype(Context.NULL, wp.getProto(ObjectLib.class), null);
env.add(Environment.REGEX_CONSTR, wp.getConstr(RegExpLib.class)); env.add(Environment.REGEX_CONSTR, wp.getConstr(RegExpLib.class));
Values.setPrototype(new Context(), wp.getProto(ObjectLib.class), null);
env.add(NativeWrapperProvider.KEY, wp);
env.add(GlobalScope.KEY, glob);
return env; return env;
} }

10
src/java/me/topchetoeu/jscript/lib/PromiseLib.java
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@ -65,7 +65,7 @@ public class PromiseLib {
} }
if (state == STATE_REJECTED && !handled) { if (state == STATE_REJECTED && !handled) {
Values.printError(((EngineException)val).setCtx(ctx), "(in promise)"); Values.printError(((EngineException)val).setExtensions(ctx), "(in promise)");
} }
handles = null; handles = null;
@ -207,7 +207,7 @@ public class PromiseLib {
} }
@Expose(value = "reject", target = ExposeTarget.STATIC) @Expose(value = "reject", target = ExposeTarget.STATIC)
public static PromiseLib __ofRejected(Arguments args) { public static PromiseLib __ofRejected(Arguments args) {
return ofRejected(args.ctx, new EngineException(args.get(0)).setCtx(args.ctx)); return ofRejected(args.ctx, new EngineException(args.get(0)).setExtensions(args.ctx));
} }
@Expose(target = ExposeTarget.STATIC) @Expose(target = ExposeTarget.STATIC)
@ -215,7 +215,7 @@ public class PromiseLib {
if (!(args.get(0) instanceof ArrayValue)) throw EngineException.ofType("Expected argument for any to be an array."); if (!(args.get(0) instanceof ArrayValue)) throw EngineException.ofType("Expected argument for any to be an array.");
var promises = args.convert(0, ArrayValue.class); var promises = args.convert(0, ArrayValue.class);
if (promises.size() == 0) return ofRejected(args.ctx, EngineException.ofError("No promises passed to 'Promise.any'.").setCtx(args.ctx)); if (promises.size() == 0) return ofRejected(args.ctx, EngineException.ofError("No promises passed to 'Promise.any'.").setExtensions(args.ctx));
var n = new int[] { promises.size() }; var n = new int[] { promises.size() };
var res = new PromiseLib(); var res = new PromiseLib();
var errors = new ArrayValue(); var errors = new ArrayValue();
@ -230,7 +230,7 @@ public class PromiseLib {
public void onReject(EngineException err) { public void onReject(EngineException err) {
errors.set(args.ctx, index, err.value); errors.set(args.ctx, index, err.value);
n[0]--; n[0]--;
if (n[0] <= 0) res.reject(args.ctx, new EngineException(errors).setCtx(args.ctx)); if (n[0] <= 0) res.reject(args.ctx, new EngineException(errors).setExtensions(args.ctx));
} }
}); });
} }
@ -390,7 +390,7 @@ public class PromiseLib {
return null; return null;
}), }),
new NativeFunction(null, _args -> { new NativeFunction(null, _args -> {
res.reject(_args.ctx, new EngineException(_args.get(0)).setCtx(_args.ctx)); res.reject(_args.ctx, new EngineException(_args.get(0)).setExtensions(_args.ctx));
return null; return null;
}) })
); );

5
src/java/me/topchetoeu/jscript/runtime/Childable.java Normal file
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@ -0,0 +1,5 @@
package me.topchetoeu.jscript.runtime;
public interface Childable {
Object child();
}

38
src/java/me/topchetoeu/jscript/runtime/Context.java
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@ -11,39 +11,37 @@ import me.topchetoeu.jscript.runtime.values.CodeFunction;
import me.topchetoeu.jscript.runtime.values.FunctionValue; import me.topchetoeu.jscript.runtime.values.FunctionValue;
public class Context implements Extensions { public class Context implements Extensions {
public static final Context NULL = new Context();
public final Context parent; public final Context parent;
public final Environment environment; public final Extensions extensions;
public final Frame frame; public final Frame frame;
// public final Engine engine; // public final Engine engine;
public final int stackSize; public final int stackSize;
@Override public <T> void add(Key<T> key, T obj) { @Override public <T> void add(Key<T> key, T obj) {
if (environment != null) environment.add(key, obj); if (extensions != null) extensions.add(key, obj);
// else if (engine != null) engine.add(key, obj); // else if (engine != null) engine.add(key, obj);
} }
@Override public <T> T get(Key<T> key) { @Override public <T> T get(Key<T> key) {
if (environment != null && environment.has(key)) return environment.get(key); if (extensions != null && extensions.has(key)) return extensions.get(key);
// else if (engine != null && engine.has(key)) return engine.get(key); // else if (engine != null && engine.has(key)) return engine.get(key);
return null; return null;
} }
@Override public boolean has(Key<?> key) { @Override public boolean has(Key<?> key) {
return return
environment != null && environment.has(key); extensions != null && extensions.has(key);
// engine != null && engine.has(key); // engine != null && engine.has(key);
} }
@Override public boolean remove(Key<?> key) { @Override public boolean remove(Key<?> key) {
var res = false; var res = false;
if (environment != null) res |= environment.remove(key); if (extensions != null) res |= extensions.remove(key);
// else if (engine != null) res |= engine.remove(key); // else if (engine != null) res |= engine.remove(key);
return res; return res;
} }
@Override public Iterable<Key<?>> keys() { @Override public Iterable<Key<?>> keys() {
if (environment == null) return List.of(); if (extensions == null) return List.of();
else return environment.keys(); else return extensions.keys();
// if (engine == null && environment == null) return List.of(); // if (engine == null && environment == null) return List.of();
// if (engine == null) return environment.keys(); // if (engine == null) return environment.keys();
@ -57,12 +55,12 @@ public class Context implements Extensions {
public FunctionValue compile(Filename filename, String raw) { public FunctionValue compile(Filename filename, String raw) {
DebugContext.get(this).onSource(filename, raw); DebugContext.get(this).onSource(filename, raw);
var result = new CodeFunction(environment, filename.toString(), Compiler.get(this).compile(filename, raw), new ValueVariable[0]); var result = new CodeFunction(extensions, filename.toString(), Compiler.get(this).compile(filename, raw), new ValueVariable[0]);
return result; return result;
} }
public Context pushFrame(Frame frame) { public Context pushFrame(Frame frame) {
var res = new Context(this, frame.function.environment, frame, stackSize + 1); var res = new Context(this, frame.function.extensions, frame, stackSize + 1);
return res; return res;
} }
@ -88,10 +86,9 @@ public class Context implements Extensions {
}; };
} }
private Context(Context parent, Extensions ext, Frame frame, int stackSize) {
private Context(Context parent, Environment environment, Frame frame, int stackSize) {
this.parent = parent; this.parent = parent;
this.environment = environment; this.extensions = ext;
this.frame = frame; this.frame = frame;
this.stackSize = stackSize; this.stackSize = stackSize;
@ -103,7 +100,16 @@ public class Context implements Extensions {
public Context() { public Context() {
this(null, null, null, 0); this(null, null, null, 0);
} }
public Context(Environment env) { public Context(Extensions ext) {
this(null, env, null, 0); this(null, ext, null, 0);
}
public static Context of(Extensions ext) {
if (ext instanceof Context) return (Context)ext;
return new Context(ext);
}
public static Extensions clean(Extensions ext) {
if (ext instanceof Context) return ((Context)ext).extensions;
else return ext;
} }
} }

5
src/java/me/topchetoeu/jscript/runtime/Copyable.java Normal file
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@ -0,0 +1,5 @@
package me.topchetoeu.jscript.runtime;
public interface Copyable {
Object copy();
}

33
src/java/me/topchetoeu/jscript/runtime/Environment.java
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@ -3,11 +3,9 @@ package me.topchetoeu.jscript.runtime;
import java.util.HashMap; import java.util.HashMap;
import me.topchetoeu.jscript.runtime.exceptions.EngineException; import me.topchetoeu.jscript.runtime.exceptions.EngineException;
import me.topchetoeu.jscript.runtime.scope.GlobalScope;
import me.topchetoeu.jscript.runtime.values.FunctionValue; import me.topchetoeu.jscript.runtime.values.FunctionValue;
import me.topchetoeu.jscript.runtime.values.NativeFunction; import me.topchetoeu.jscript.runtime.values.NativeFunction;
import me.topchetoeu.jscript.runtime.values.ObjectValue; import me.topchetoeu.jscript.runtime.values.ObjectValue;
import me.topchetoeu.jscript.utils.interop.NativeWrapperProvider;
@SuppressWarnings("unchecked") @SuppressWarnings("unchecked")
public class Environment implements Extensions { public class Environment implements Extensions {
@ -31,9 +29,6 @@ public class Environment implements Extensions {
private HashMap<Key<?>, Object> data = new HashMap<>(); private HashMap<Key<?>, Object> data = new HashMap<>();
public GlobalScope global;
public WrapperProvider wrappers;
@Override public <T> void add(Key<T> key, T obj) { @Override public <T> void add(Key<T> key, T obj) {
data.put(key, obj); data.put(key, obj);
} }
@ -56,37 +51,11 @@ public class Environment implements Extensions {
public static FunctionValue regexConstructor(Extensions ext) { public static FunctionValue regexConstructor(Extensions ext) {
return ext.init(REGEX_CONSTR, new NativeFunction("RegExp", args -> { return ext.init(REGEX_CONSTR, new NativeFunction("RegExp", args -> {
throw EngineException.ofError("Regular expressions not supported.").setCtx(args.ctx); throw EngineException.ofError("Regular expressions not supported.").setExtensions(args.ctx);
})); }));
} }
public Environment copy() {
var res = new Environment();
res.wrappers = wrappers.fork(res);
res.global = global;
res.data.putAll(data);
return res;
}
public Environment child() {
var res = copy();
res.global = res.global.globalChild();
return res;
}
public Context context() { public Context context() {
return new Context(this); return new Context(this);
} }
public Environment(WrapperProvider nativeConverter, GlobalScope global) {
if (nativeConverter == null) nativeConverter = new NativeWrapperProvider();
if (global == null) global = new GlobalScope();
this.wrappers = nativeConverter;
this.global = global;
}
public Environment() {
this(null, null);
}
} }

10
src/java/me/topchetoeu/jscript/runtime/EventLoop.java
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@ -23,15 +23,15 @@ public interface EventLoop {
return pushMsg(() -> { runnable.run(); return null; }, micro); return pushMsg(() -> { runnable.run(); return null; }, micro);
} }
public default DataNotifier<Object> pushMsg(boolean micro, Environment env, FunctionValue func, Object thisArg, Object ...args) { public default DataNotifier<Object> pushMsg(boolean micro, Extensions ext, FunctionValue func, Object thisArg, Object ...args) {
return pushMsg(() -> { return pushMsg(() -> {
return func.call(new Context(env), thisArg, args); return func.call(Context.of(ext), thisArg, args);
}, micro); }, micro);
} }
public default DataNotifier<Object> pushMsg(boolean micro, Environment env, Filename filename, String raw, Object thisArg, Object ...args) { public default DataNotifier<Object> pushMsg(boolean micro, Extensions ext, Filename filename, String raw, Object thisArg, Object ...args) {
return pushMsg(() -> { return pushMsg(() -> {
var ctx = new Context(env); var ctx = Context.of(ext);
return ctx.compile(filename, raw).call(new Context(env), thisArg, args); return ctx.compile(filename, raw).call(Context.of(ext), thisArg, args);
}, micro); }, micro);
} }
} }

25
src/java/me/topchetoeu/jscript/runtime/Extensions.java
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@ -2,7 +2,7 @@ package me.topchetoeu.jscript.runtime;
import java.util.List; import java.util.List;
public interface Extensions { public interface Extensions extends Childable, Copyable {
public static Extensions EMPTY = new Extensions() { public static Extensions EMPTY = new Extensions() {
@Override public <T> void add(Key<T> key, T obj) { } @Override public <T> void add(Key<T> key, T obj) { }
@Override public boolean remove(Key<?> key) { return false; } @Override public boolean remove(Key<?> key) { return false; }
@ -47,6 +47,29 @@ public interface Extensions {
} }
} }
@Override
@SuppressWarnings("unchecked")
default Extensions copy() {
var res = new Environment();
for (var key : keys()) {
var val = get(key);
if (val instanceof Copyable) val = ((Copyable)val).copy();
res.add((Key<Object>)key, val);
}
return res;
}
@Override
@SuppressWarnings("unchecked")
default Extensions child() {
var res = new Environment();
for (var key : keys()) {
var val = get(key);
if (val instanceof Childable) val = ((Childable)val).child();
res.add((Key<Object>)key, val);
}
return res;
}
public static Extensions wrap(Extensions ext) { public static Extensions wrap(Extensions ext) {
if (ext == null) return EMPTY; if (ext == null) return EMPTY;
else return ext; else return ext;

6
src/java/me/topchetoeu/jscript/runtime/Frame.java
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@ -294,13 +294,13 @@ public class Frame {
public ObjectValue getValStackScope() { public ObjectValue getValStackScope() {
return new ObjectValue() { return new ObjectValue() {
@Override @Override
protected Object getField(Context ctx, Object key) { protected Object getField(Extensions ext, Object key) {
var i = (int)Values.toNumber(ctx, key); var i = (int)Values.toNumber(ext, key);
if (i < 0 || i >= stackPtr) return null; if (i < 0 || i >= stackPtr) return null;
else return stack[i]; else return stack[i];
} }
@Override @Override
protected boolean hasField(Context ctx, Object key) { protected boolean hasField(Extensions ext, Object key) {
return true; return true;
} }
@Override @Override

165
src/java/me/topchetoeu/jscript/runtime/InstructionRunner.java
View File

@ -5,6 +5,7 @@ import java.util.Collections;
import me.topchetoeu.jscript.common.Instruction; import me.topchetoeu.jscript.common.Instruction;
import me.topchetoeu.jscript.common.Operation; import me.topchetoeu.jscript.common.Operation;
import me.topchetoeu.jscript.runtime.exceptions.EngineException; import me.topchetoeu.jscript.runtime.exceptions.EngineException;
import me.topchetoeu.jscript.runtime.scope.GlobalScope;
import me.topchetoeu.jscript.runtime.scope.ValueVariable; import me.topchetoeu.jscript.runtime.scope.ValueVariable;
import me.topchetoeu.jscript.runtime.values.ArrayValue; import me.topchetoeu.jscript.runtime.values.ArrayValue;
import me.topchetoeu.jscript.runtime.values.CodeFunction; import me.topchetoeu.jscript.runtime.values.CodeFunction;
@ -14,43 +15,43 @@ import me.topchetoeu.jscript.runtime.values.Symbol;
import me.topchetoeu.jscript.runtime.values.Values; import me.topchetoeu.jscript.runtime.values.Values;
public class InstructionRunner { public class InstructionRunner {
private static Object execReturn(Context ctx, Instruction instr, Frame frame) { private static Object execReturn(Extensions ext, Instruction instr, Frame frame) {
return frame.pop(); return frame.pop();
} }
private static Object execThrow(Context ctx, Instruction instr, Frame frame) { private static Object execThrow(Extensions ext, Instruction instr, Frame frame) {
throw new EngineException(frame.pop()); throw new EngineException(frame.pop());
} }
private static Object execThrowSyntax(Context ctx, Instruction instr, Frame frame) { private static Object execThrowSyntax(Extensions ext, Instruction instr, Frame frame) {
throw EngineException.ofSyntax((String)instr.get(0)); throw EngineException.ofSyntax((String)instr.get(0));
} }
private static Object execCall(Context ctx, Instruction instr, Frame frame) { private static Object execCall(Extensions ext, Instruction instr, Frame frame) {
var callArgs = frame.take(instr.get(0)); var callArgs = frame.take(instr.get(0));
var func = frame.pop(); var func = frame.pop();
var thisArg = frame.pop(); var thisArg = frame.pop();
frame.push(Values.call(ctx, func, thisArg, callArgs)); frame.push(Values.call(ext, func, thisArg, callArgs));
frame.codePtr++; frame.codePtr++;
return Values.NO_RETURN; return Values.NO_RETURN;
} }
private static Object execCallNew(Context ctx, Instruction instr, Frame frame) { private static Object execCallNew(Extensions ext, Instruction instr, Frame frame) {
var callArgs = frame.take(instr.get(0)); var callArgs = frame.take(instr.get(0));
var funcObj = frame.pop(); var funcObj = frame.pop();
frame.push(Values.callNew(ctx, funcObj, callArgs)); frame.push(Values.callNew(ext, funcObj, callArgs));
frame.codePtr++; frame.codePtr++;
return Values.NO_RETURN; return Values.NO_RETURN;
} }
private static Object execMakeVar(Context ctx, Instruction instr, Frame frame) { private static Object execMakeVar(Extensions ext, Instruction instr, Frame frame) {
var name = (String)instr.get(0); var name = (String)instr.get(0);
ctx.environment.global.define(ctx, name); GlobalScope.get(ext).define(ext, name);
frame.codePtr++; frame.codePtr++;
return Values.NO_RETURN; return Values.NO_RETURN;
} }
private static Object execDefProp(Context ctx, Instruction instr, Frame frame) { private static Object execDefProp(Extensions ext, Instruction instr, Frame frame) {
var setter = frame.pop(); var setter = frame.pop();
var getter = frame.pop(); var getter = frame.pop();
var name = frame.pop(); var name = frame.pop();
@ -59,16 +60,16 @@ public class InstructionRunner {
if (getter != null && !(getter instanceof FunctionValue)) throw EngineException.ofType("Getter must be a function or undefined."); if (getter != null && !(getter instanceof FunctionValue)) throw EngineException.ofType("Getter must be a function or undefined.");
if (setter != null && !(setter instanceof FunctionValue)) throw EngineException.ofType("Setter must be a function or undefined."); if (setter != null && !(setter instanceof FunctionValue)) throw EngineException.ofType("Setter must be a function or undefined.");
if (!(obj instanceof ObjectValue)) throw EngineException.ofType("Property apply target must be an object."); if (!(obj instanceof ObjectValue)) throw EngineException.ofType("Property apply target must be an object.");
((ObjectValue)obj).defineProperty(ctx, name, (FunctionValue)getter, (FunctionValue)setter, false, false); ((ObjectValue)obj).defineProperty(ext, name, (FunctionValue)getter, (FunctionValue)setter, false, false);
frame.push(obj); frame.push(obj);
frame.codePtr++; frame.codePtr++;
return Values.NO_RETURN; return Values.NO_RETURN;
} }
private static Object execKeys(Context ctx, Instruction instr, Frame frame) { private static Object execKeys(Extensions ext, Instruction instr, Frame frame) {
var val = frame.pop(); var val = frame.pop();
var members = Values.getMembers(ctx, val, false, false); var members = Values.getMembers(ext, val, false, false);
Collections.reverse(members); Collections.reverse(members);
frame.push(null); frame.push(null);
@ -76,7 +77,7 @@ public class InstructionRunner {
for (var el : members) { for (var el : members) {
if (el instanceof Symbol) continue; if (el instanceof Symbol) continue;
var obj = new ObjectValue(); var obj = new ObjectValue();
obj.defineProperty(ctx, "value", el); obj.defineProperty(ext, "value", el);
frame.push(obj); frame.push(obj);
} }
@ -84,7 +85,7 @@ public class InstructionRunner {
return Values.NO_RETURN; return Values.NO_RETURN;
} }
private static Object execTryStart(Context ctx, Instruction instr, Frame frame) { private static Object execTryStart(Extensions ext, Instruction instr, Frame frame) {
int start = frame.codePtr + 1; int start = frame.codePtr + 1;
int catchStart = (int)instr.get(0); int catchStart = (int)instr.get(0);
int finallyStart = (int)instr.get(1); int finallyStart = (int)instr.get(1);
@ -95,12 +96,12 @@ public class InstructionRunner {
frame.codePtr++; frame.codePtr++;
return Values.NO_RETURN; return Values.NO_RETURN;
} }
private static Object execTryEnd(Context ctx, Instruction instr, Frame frame) { private static Object execTryEnd(Extensions ext, Instruction instr, Frame frame) {
frame.popTryFlag = true; frame.popTryFlag = true;
return Values.NO_RETURN; return Values.NO_RETURN;
} }
private static Object execDup(Context ctx, Instruction instr, Frame frame) { private static Object execDup(Extensions ext, Instruction instr, Frame frame) {
int count = instr.get(0); int count = instr.get(0);
for (var i = 0; i < count; i++) { for (var i = 0; i < count; i++) {
@ -110,7 +111,7 @@ public class InstructionRunner {
frame.codePtr++; frame.codePtr++;
return Values.NO_RETURN; return Values.NO_RETURN;
} }
private static Object execLoadValue(Context ctx, Instruction instr, Frame frame) { private static Object execLoadValue(Extensions ext, Instruction instr, Frame frame) {
switch (instr.type) { switch (instr.type) {
case PUSH_UNDEFINED: frame.push(null); break; case PUSH_UNDEFINED: frame.push(null); break;
case PUSH_NULL: frame.push(Values.NULL); break; case PUSH_NULL: frame.push(Values.NULL); break;
@ -120,33 +121,33 @@ public class InstructionRunner {
frame.codePtr++; frame.codePtr++;
return Values.NO_RETURN; return Values.NO_RETURN;
} }
private static Object execLoadVar(Context ctx, Instruction instr, Frame frame) { private static Object execLoadVar(Extensions ext, Instruction instr, Frame frame) {
var i = instr.get(0); var i = instr.get(0);
if (i instanceof String) frame.push(ctx.environment.global.get(ctx, (String)i)); if (i instanceof String) frame.push(GlobalScope.get(ext).get(ext, (String)i));
else frame.push(frame.scope.get((int)i).get(ctx)); else frame.push(frame.scope.get((int)i).get(ext));
frame.codePtr++; frame.codePtr++;
return Values.NO_RETURN; return Values.NO_RETURN;
} }
private static Object execLoadObj(Context ctx, Instruction instr, Frame frame) { private static Object execLoadObj(Extensions ext, Instruction instr, Frame frame) {
frame.push(new ObjectValue()); frame.push(new ObjectValue());
frame.codePtr++; frame.codePtr++;
return Values.NO_RETURN; return Values.NO_RETURN;
} }
private static Object execLoadGlob(Context ctx, Instruction instr, Frame frame) { private static Object execLoadGlob(Extensions ext, Instruction instr, Frame frame) {
frame.push(ctx.environment.global.obj); frame.push(GlobalScope.get(ext).obj);
frame.codePtr++; frame.codePtr++;
return Values.NO_RETURN; return Values.NO_RETURN;
} }
private static Object execLoadArr(Context ctx, Instruction instr, Frame frame) { private static Object execLoadArr(Extensions ext, Instruction instr, Frame frame) {
var res = new ArrayValue(); var res = new ArrayValue();
res.setSize(instr.get(0)); res.setSize(instr.get(0));
frame.push(res); frame.push(res);
frame.codePtr++; frame.codePtr++;
return Values.NO_RETURN; return Values.NO_RETURN;
} }
private static Object execLoadFunc(Context ctx, Instruction instr, Frame frame) { private static Object execLoadFunc(Extensions ext, Instruction instr, Frame frame) {
int id = instr.get(0); int id = instr.get(0);
var captures = new ValueVariable[instr.params.length - 1]; var captures = new ValueVariable[instr.params.length - 1];
@ -154,19 +155,19 @@ public class InstructionRunner {
captures[i - 1] = frame.scope.get(instr.get(i)); captures[i - 1] = frame.scope.get(instr.get(i));
} }
var func = new CodeFunction(ctx.environment, "", frame.function.body.children[id], captures); var func = new CodeFunction(ext, "", frame.function.body.children[id], captures);
frame.push(func); frame.push(func);
frame.codePtr++; frame.codePtr++;
return Values.NO_RETURN; return Values.NO_RETURN;
} }
private static Object execLoadMember(Context ctx, Instruction instr, Frame frame) { private static Object execLoadMember(Extensions ext, Instruction instr, Frame frame) {
var key = frame.pop(); var key = frame.pop();
var obj = frame.pop(); var obj = frame.pop();
try { try {
frame.push(Values.getMember(ctx, obj, key)); frame.push(Values.getMember(ext, obj, key));
} }
catch (IllegalArgumentException e) { catch (IllegalArgumentException e) {
throw EngineException.ofType(e.getMessage()); throw EngineException.ofType(e.getMessage());
@ -174,9 +175,9 @@ public class InstructionRunner {
frame.codePtr++; frame.codePtr++;
return Values.NO_RETURN; return Values.NO_RETURN;
} }
private static Object execLoadRegEx(Context ctx, Instruction instr, Frame frame) { private static Object execLoadRegEx(Extensions ext, Instruction instr, Frame frame) {
if (ctx.hasNotNull(Environment.REGEX_CONSTR)) { if (ext.hasNotNull(Environment.REGEX_CONSTR)) {
frame.push(Values.callNew(ctx, ctx.get(Environment.REGEX_CONSTR), instr.get(0), instr.get(1))); frame.push(Values.callNew(ext, ext.get(Environment.REGEX_CONSTR), instr.get(0), instr.get(1)));
} }
else { else {
throw EngineException.ofSyntax("Regex is not supported."); throw EngineException.ofSyntax("Regex is not supported.");
@ -185,43 +186,43 @@ public class InstructionRunner {
return Values.NO_RETURN; return Values.NO_RETURN;
} }
private static Object execDiscard(Context ctx, Instruction instr, Frame frame) { private static Object execDiscard(Extensions ext, Instruction instr, Frame frame) {
frame.pop(); frame.pop();
frame.codePtr++; frame.codePtr++;
return Values.NO_RETURN; return Values.NO_RETURN;
} }
private static Object execStoreMember(Context ctx, Instruction instr, Frame frame) { private static Object execStoreMember(Extensions ext, Instruction instr, Frame frame) {
var val = frame.pop(); var val = frame.pop();
var key = frame.pop(); var key = frame.pop();
var obj = frame.pop(); var obj = frame.pop();
if (!Values.setMember(ctx, obj, key, val)) throw EngineException.ofSyntax("Can't set member '" + key + "'."); if (!Values.setMember(ext, obj, key, val)) throw EngineException.ofSyntax("Can't set member '" + key + "'.");
if ((boolean)instr.get(0)) frame.push(val); if ((boolean)instr.get(0)) frame.push(val);
frame.codePtr++; frame.codePtr++;
return Values.NO_RETURN; return Values.NO_RETURN;
} }
private static Object execStoreVar(Context ctx, Instruction instr, Frame frame) { private static Object execStoreVar(Extensions ext, Instruction instr, Frame frame) {
var val = (boolean)instr.get(1) ? frame.peek() : frame.pop(); var val = (boolean)instr.get(1) ? frame.peek() : frame.pop();
var i = instr.get(0); var i = instr.get(0);
if (i instanceof String) ctx.environment.global.set(ctx, (String)i, val); if (i instanceof String) GlobalScope.get(ext).set(ext, (String)i, val);
else frame.scope.get((int)i).set(ctx, val); else frame.scope.get((int)i).set(ext, val);
frame.codePtr++; frame.codePtr++;
return Values.NO_RETURN; return Values.NO_RETURN;
} }
private static Object execStoreSelfFunc(Context ctx, Instruction instr, Frame frame) { private static Object execStoreSelfFunc(Extensions ext, Instruction instr, Frame frame) {
frame.scope.locals[(int)instr.get(0)].set(ctx, frame.function); frame.scope.locals[(int)instr.get(0)].set(ext, frame.function);
frame.codePtr++; frame.codePtr++;
return Values.NO_RETURN; return Values.NO_RETURN;
} }
private static Object execJmp(Context ctx, Instruction instr, Frame frame) { private static Object execJmp(Extensions ext, Instruction instr, Frame frame) {
frame.codePtr += (int)instr.get(0); frame.codePtr += (int)instr.get(0);
frame.jumpFlag = true; frame.jumpFlag = true;
return Values.NO_RETURN; return Values.NO_RETURN;
} }
private static Object execJmpIf(Context ctx, Instruction instr, Frame frame) { private static Object execJmpIf(Extensions ext, Instruction instr, Frame frame) {
if (Values.toBoolean(frame.pop())) { if (Values.toBoolean(frame.pop())) {
frame.codePtr += (int)instr.get(0); frame.codePtr += (int)instr.get(0);
frame.jumpFlag = true; frame.jumpFlag = true;
@ -229,7 +230,7 @@ public class InstructionRunner {
else frame.codePtr ++; else frame.codePtr ++;
return Values.NO_RETURN; return Values.NO_RETURN;
} }
private static Object execJmpIfNot(Context ctx, Instruction instr, Frame frame) { private static Object execJmpIfNot(Extensions ext, Instruction instr, Frame frame) {
if (Values.not(frame.pop())) { if (Values.not(frame.pop())) {
frame.codePtr += (int)instr.get(0); frame.codePtr += (int)instr.get(0);
frame.jumpFlag = true; frame.jumpFlag = true;
@ -238,13 +239,13 @@ public class InstructionRunner {
return Values.NO_RETURN; return Values.NO_RETURN;
} }
private static Object execTypeof(Context ctx, Instruction instr, Frame frame) { private static Object execTypeof(Extensions ext, Instruction instr, Frame frame) {
String name = instr.get(0); String name = instr.get(0);
Object obj; Object obj;
if (name != null) { if (name != null) {
if (ctx.environment.global.has(ctx, name)) { if (GlobalScope.get(ext).has(ext, name)) {
obj = ctx.environment.global.get(ctx, name); obj = GlobalScope.get(ext).get(ext, name);
} }
else obj = null; else obj = null;
} }
@ -255,73 +256,73 @@ public class InstructionRunner {
frame.codePtr++; frame.codePtr++;
return Values.NO_RETURN; return Values.NO_RETURN;
} }
private static Object execNop(Context ctx, Instruction instr, Frame frame) { private static Object execNop(Extensions ext, Instruction instr, Frame frame) {
frame.codePtr++; frame.codePtr++;
return Values.NO_RETURN; return Values.NO_RETURN;
} }
private static Object execDelete(Context ctx, Instruction instr, Frame frame) { private static Object execDelete(Extensions ext, Instruction instr, Frame frame) {
var key = frame.pop(); var key = frame.pop();
var val = frame.pop(); var val = frame.pop();
if (!Values.deleteMember(ctx, val, key)) throw EngineException.ofSyntax("Can't delete member '" + key + "'."); if (!Values.deleteMember(ext, val, key)) throw EngineException.ofSyntax("Can't delete member '" + key + "'.");
frame.codePtr++; frame.codePtr++;
return Values.NO_RETURN; return Values.NO_RETURN;
} }
private static Object execOperation(Context ctx, Instruction instr, Frame frame) { private static Object execOperation(Extensions ext, Instruction instr, Frame frame) {
Operation op = instr.get(0); Operation op = instr.get(0);
var args = new Object[op.operands]; var args = new Object[op.operands];
for (var i = op.operands - 1; i >= 0; i--) args[i] = frame.pop(); for (var i = op.operands - 1; i >= 0; i--) args[i] = frame.pop();
frame.push(Values.operation(ctx, op, args)); frame.push(Values.operation(ext, op, args));
frame.codePtr++; frame.codePtr++;
return Values.NO_RETURN; return Values.NO_RETURN;
} }
public static Object exec(Context ctx, Instruction instr, Frame frame) { public static Object exec(Extensions ext, Instruction instr, Frame frame) {
switch (instr.type) { switch (instr.type) {
case NOP: return execNop(ctx, instr, frame); case NOP: return execNop(ext, instr, frame);
case RETURN: return execReturn(ctx, instr, frame); case RETURN: return execReturn(ext, instr, frame);
case THROW: return execThrow(ctx, instr, frame); case THROW: return execThrow(ext, instr, frame);
case THROW_SYNTAX: return execThrowSyntax(ctx, instr, frame); case THROW_SYNTAX: return execThrowSyntax(ext, instr, frame);
case CALL: return execCall(ctx, instr, frame); case CALL: return execCall(ext, instr, frame);
case CALL_NEW: return execCallNew(ctx, instr, frame); case CALL_NEW: return execCallNew(ext, instr, frame);
case TRY_START: return execTryStart(ctx, instr, frame); case TRY_START: return execTryStart(ext, instr, frame);
case TRY_END: return execTryEnd(ctx, instr, frame); case TRY_END: return execTryEnd(ext, instr, frame);
case DUP: return execDup(ctx, instr, frame); case DUP: return execDup(ext, instr, frame);
case PUSH_UNDEFINED: case PUSH_UNDEFINED:
case PUSH_NULL: case PUSH_NULL:
case PUSH_STRING: case PUSH_STRING:
case PUSH_NUMBER: case PUSH_NUMBER:
case PUSH_BOOL: case PUSH_BOOL:
return execLoadValue(ctx, instr, frame); return execLoadValue(ext, instr, frame);
case LOAD_VAR: return execLoadVar(ctx, instr, frame); case LOAD_VAR: return execLoadVar(ext, instr, frame);
case LOAD_OBJ: return execLoadObj(ctx, instr, frame); case LOAD_OBJ: return execLoadObj(ext, instr, frame);
case LOAD_ARR: return execLoadArr(ctx, instr, frame); case LOAD_ARR: return execLoadArr(ext, instr, frame);
case LOAD_FUNC: return execLoadFunc(ctx, instr, frame); case LOAD_FUNC: return execLoadFunc(ext, instr, frame);
case LOAD_MEMBER: return execLoadMember(ctx, instr, frame); case LOAD_MEMBER: return execLoadMember(ext, instr, frame);
case LOAD_REGEX: return execLoadRegEx(ctx, instr, frame); case LOAD_REGEX: return execLoadRegEx(ext, instr, frame);
case LOAD_GLOB: return execLoadGlob(ctx, instr, frame); case LOAD_GLOB: return execLoadGlob(ext, instr, frame);
case DISCARD: return execDiscard(ctx, instr, frame); case DISCARD: return execDiscard(ext, instr, frame);
case STORE_MEMBER: return execStoreMember(ctx, instr, frame); case STORE_MEMBER: return execStoreMember(ext, instr, frame);
case STORE_VAR: return execStoreVar(ctx, instr, frame); case STORE_VAR: return execStoreVar(ext, instr, frame);
case STORE_SELF_FUNC: return execStoreSelfFunc(ctx, instr, frame); case STORE_SELF_FUNC: return execStoreSelfFunc(ext, instr, frame);
case MAKE_VAR: return execMakeVar(ctx, instr, frame); case MAKE_VAR: return execMakeVar(ext, instr, frame);
case KEYS: return execKeys(ctx, instr, frame); case KEYS: return execKeys(ext, instr, frame);
case DEF_PROP: return execDefProp(ctx, instr, frame); case DEF_PROP: return execDefProp(ext, instr, frame);
case TYPEOF: return execTypeof(ctx, instr, frame); case TYPEOF: return execTypeof(ext, instr, frame);
case DELETE: return execDelete(ctx, instr, frame); case DELETE: return execDelete(ext, instr, frame);
case JMP: return execJmp(ctx, instr, frame); case JMP: return execJmp(ext, instr, frame);
case JMP_IF: return execJmpIf(ctx, instr, frame); case JMP_IF: return execJmpIf(ext, instr, frame);
case JMP_IFN: return execJmpIfNot(ctx, instr, frame); case JMP_IFN: return execJmpIfNot(ext, instr, frame);
case OPERATION: return execOperation(ctx, instr, frame); case OPERATION: return execOperation(ext, instr, frame);
default: throw EngineException.ofSyntax("Invalid instruction " + instr.type.name() + "."); default: throw EngineException.ofSyntax("Invalid instruction " + instr.type.name() + ".");
} }

30
src/java/me/topchetoeu/jscript/runtime/exceptions/EngineException.java
View File

@ -6,6 +6,7 @@ import java.util.List;
import me.topchetoeu.jscript.common.Location; import me.topchetoeu.jscript.common.Location;
import me.topchetoeu.jscript.runtime.Context; import me.topchetoeu.jscript.runtime.Context;
import me.topchetoeu.jscript.runtime.Environment; import me.topchetoeu.jscript.runtime.Environment;
import me.topchetoeu.jscript.runtime.Extensions;
import me.topchetoeu.jscript.runtime.values.ObjectValue; import me.topchetoeu.jscript.runtime.values.ObjectValue;
import me.topchetoeu.jscript.runtime.values.Values; import me.topchetoeu.jscript.runtime.values.Values;
import me.topchetoeu.jscript.runtime.values.ObjectValue.PlaceholderProto; import me.topchetoeu.jscript.runtime.values.ObjectValue.PlaceholderProto;
@ -14,10 +15,10 @@ public class EngineException extends RuntimeException {
public static class StackElement { public static class StackElement {
public final Location location; public final Location location;
public final String name; public final String name;
public final Context ctx; public final Extensions ext;
public boolean visible() { public boolean visible() {
return ctx == null || !ctx.get(Environment.HIDE_STACK, false); return ext == null || !ext.get(Environment.HIDE_STACK, false);
} }
public String toString() { public String toString() {
var res = ""; var res = "";
@ -29,12 +30,13 @@ public class EngineException extends RuntimeException {
return res.trim(); return res.trim();
} }
public StackElement(Context ctx, Location location, String name) { public StackElement(Extensions ext, Location location, String name) {
if (name != null) name = name.trim(); if (name != null) name = name.trim();
if (name.equals("")) name = null; if (name.equals("")) name = null;
if (ctx == null) this.ctx = null; if (ext == null) this.ext = null;
else this.ctx = new Context(ctx.environment); else this.ext = Context.clean(ext);
this.location = location; this.location = location;
this.name = name; this.name = name;
} }
@ -42,13 +44,13 @@ public class EngineException extends RuntimeException {
public final Object value; public final Object value;
public EngineException cause; public EngineException cause;
public Environment env = null; public Extensions ext = null;
public final List<StackElement> stackTrace = new ArrayList<>(); public final List<StackElement> stackTrace = new ArrayList<>();
public EngineException add(Context ctx, String name, Location location) { public EngineException add(Extensions ext, String name, Location location) {
var el = new StackElement(ctx, location, name); var el = new StackElement(ext, location, name);
if (el.name == null && el.location == null) return this; if (el.name == null && el.location == null) return this;
setCtx(ctx); setExtensions(ext);
stackTrace.add(el); stackTrace.add(el);
return this; return this;
} }
@ -56,15 +58,15 @@ public class EngineException extends RuntimeException {
this.cause = cause; this.cause = cause;
return this; return this;
} }
public EngineException setCtx(Context ctx) { public EngineException setExtensions(Extensions ext) {
if (this.env == null) this.env = ctx.environment; if (this.ext == null) this.ext = Context.clean(ext);
return this; return this;
} }
public String toString(Context ctx) { public String toString(Extensions ext) {
var ss = new StringBuilder(); var ss = new StringBuilder();
try { try {
ss.append(Values.toString(ctx, value)).append('\n'); ss.append(Values.toString(ext, value)).append('\n');
} }
catch (EngineException e) { catch (EngineException e) {
ss.append("[Error while stringifying]\n"); ss.append("[Error while stringifying]\n");
@ -72,7 +74,7 @@ public class EngineException extends RuntimeException {
for (var line : stackTrace) { for (var line : stackTrace) {
if (line.visible()) ss.append(" ").append(line.toString()).append("\n"); if (line.visible()) ss.append(" ").append(line.toString()).append("\n");
} }
if (cause != null) ss.append("Caused by ").append(cause.toString(ctx)).append('\n'); if (cause != null) ss.append("Caused by ").append(cause.toString(ext)).append('\n');
ss.deleteCharAt(ss.length() - 1); ss.deleteCharAt(ss.length() - 1);
return ss.toString(); return ss.toString();
} }

48
src/java/me/topchetoeu/jscript/runtime/scope/GlobalScope.java
View File

@ -3,7 +3,8 @@ package me.topchetoeu.jscript.runtime.scope;
import java.util.HashSet; import java.util.HashSet;
import java.util.Set; import java.util.Set;
import me.topchetoeu.jscript.runtime.Context; import me.topchetoeu.jscript.runtime.Extensions;
import me.topchetoeu.jscript.runtime.Key;
import me.topchetoeu.jscript.runtime.exceptions.EngineException; import me.topchetoeu.jscript.runtime.exceptions.EngineException;
import me.topchetoeu.jscript.runtime.values.FunctionValue; import me.topchetoeu.jscript.runtime.values.FunctionValue;
import me.topchetoeu.jscript.runtime.values.NativeFunction; import me.topchetoeu.jscript.runtime.values.NativeFunction;
@ -11,10 +12,12 @@ import me.topchetoeu.jscript.runtime.values.ObjectValue;
import me.topchetoeu.jscript.runtime.values.Values; import me.topchetoeu.jscript.runtime.values.Values;
public class GlobalScope { public class GlobalScope {
public static final Key<GlobalScope> KEY = new Key<>();
public final ObjectValue obj; public final ObjectValue obj;
public boolean has(Context ctx, String name) { public boolean has(Extensions ext, String name) {
return Values.hasMember(null, obj, name, false); return Values.hasMember(ext, obj, name, false);
} }
public GlobalScope globalChild() { public GlobalScope globalChild() {
@ -23,35 +26,35 @@ public class GlobalScope {
return new GlobalScope(obj); return new GlobalScope(obj);
} }
public Object define(Context ctx, String name) { public Object define(Extensions ext, String name) {
if (Values.hasMember(ctx, obj, name, false)) return name; if (Values.hasMember(ext, obj, name, false)) return name;
obj.defineProperty(ctx, name, null); obj.defineProperty(ext, name, null);
return name; return name;
} }
public void define(Context ctx, String name, Variable val) { public void define(Extensions ext, String name, Variable val) {
obj.defineProperty(ctx, name, obj.defineProperty(ext, name,
new NativeFunction("get " + name, args -> val.get(args.ctx)), new NativeFunction("get " + name, args -> val.get(args.ctx)),
new NativeFunction("set " + name, args -> { val.set(args.ctx, args.get(0)); return null; }), new NativeFunction("set " + name, args -> { val.set(args.ctx, args.get(0)); return null; }),
true, true true, true
); );
} }
public void define(Context ctx, String name, boolean readonly, Object val) { public void define(Extensions ext, String name, boolean readonly, Object val) {
obj.defineProperty(ctx, name, val, readonly, true, true); obj.defineProperty(ext, name, val, readonly, true, true);
} }
public void define(Context ctx, String ...names) { public void define(Extensions ext, String ...names) {
for (var n : names) define(ctx, n); for (var n : names) define(ext, n);
} }
public void define(Context ctx, boolean readonly, FunctionValue val) { public void define(Extensions ext, boolean readonly, FunctionValue val) {
define(ctx, val.name, readonly, val); define(ext, val.name, readonly, val);
} }
public Object get(Context ctx, String name) { public Object get(Extensions ext, String name) {
if (!Values.hasMember(ctx, obj, name, false)) throw EngineException.ofSyntax("The variable '" + name + "' doesn't exist."); if (!Values.hasMember(ext, obj, name, false)) throw EngineException.ofSyntax("The variable '" + name + "' doesn't exist.");
else return Values.getMember(ctx, obj, name); else return Values.getMember(ext, obj, name);
} }
public void set(Context ctx, String name, Object val) { public void set(Extensions ext, String name, Object val) {
if (!Values.hasMember(ctx, obj, name, false)) throw EngineException.ofSyntax("The variable '" + name + "' doesn't exist."); if (!Values.hasMember(ext, obj, name, false)) throw EngineException.ofSyntax("The variable '" + name + "' doesn't exist.");
if (!Values.setMember(ctx, obj, name, val)) throw EngineException.ofSyntax("The global '" + name + "' is readonly."); if (!Values.setMember(ext, obj, name, val)) throw EngineException.ofSyntax("The global '" + name + "' is readonly.");
} }
public Set<String> keys() { public Set<String> keys() {
@ -70,4 +73,9 @@ public class GlobalScope {
public GlobalScope(ObjectValue val) { public GlobalScope(ObjectValue val) {
this.obj = val; this.obj = val;
} }
public static GlobalScope get(Extensions ext) {
if (ext.has(KEY)) return ext.get(KEY);
else return new GlobalScope();
}
} }

8
src/java/me/topchetoeu/jscript/runtime/scope/ValueVariable.java
View File

@ -1,6 +1,6 @@
package me.topchetoeu.jscript.runtime.scope; package me.topchetoeu.jscript.runtime.scope;
import me.topchetoeu.jscript.runtime.Context; import me.topchetoeu.jscript.runtime.Extensions;
import me.topchetoeu.jscript.runtime.values.Values; import me.topchetoeu.jscript.runtime.values.Values;
public class ValueVariable implements Variable { public class ValueVariable implements Variable {
@ -11,14 +11,14 @@ public class ValueVariable implements Variable {
public boolean readonly() { return readonly; } public boolean readonly() { return readonly; }
@Override @Override
public Object get(Context ctx) { public Object get(Extensions ext) {
return value; return value;
} }
@Override @Override
public void set(Context ctx, Object val) { public void set(Extensions ext, Object val) {
if (readonly) return; if (readonly) return;
this.value = Values.normalize(ctx, val); this.value = Values.normalize(ext, val);
} }
public ValueVariable(boolean readonly, Object val) { public ValueVariable(boolean readonly, Object val) {

6
src/java/me/topchetoeu/jscript/runtime/scope/Variable.java
View File

@ -1,9 +1,9 @@
package me.topchetoeu.jscript.runtime.scope; package me.topchetoeu.jscript.runtime.scope;
import me.topchetoeu.jscript.runtime.Context; import me.topchetoeu.jscript.runtime.Extensions;
public interface Variable { public interface Variable {
Object get(Context ctx); Object get(Extensions ext);
default boolean readonly() { return true; } default boolean readonly() { return true; }
default void set(Context ctx, Object val) { } default void set(Extensions ext, Object val) { }
} }

36
src/java/me/topchetoeu/jscript/runtime/values/ArrayValue.java
View File

@ -6,7 +6,7 @@ import java.util.Comparator;
import java.util.Iterator; import java.util.Iterator;
import java.util.List; import java.util.List;
import me.topchetoeu.jscript.runtime.Context; import me.topchetoeu.jscript.runtime.Extensions;
// TODO: Make methods generic // TODO: Make methods generic
public class ArrayValue extends ObjectValue implements Iterable<Object> { public class ArrayValue extends ObjectValue implements Iterable<Object> {
@ -41,12 +41,12 @@ public class ArrayValue extends ObjectValue implements Iterable<Object> {
if (res == UNDEFINED) return null; if (res == UNDEFINED) return null;
else return res; else return res;
} }
public void set(Context ctx, int i, Object val) { public void set(Extensions ext, int i, Object val) {
if (i < 0) return; if (i < 0) return;
values = alloc(i); values = alloc(i);
val = Values.normalize(ctx, val); val = Values.normalize(ext, val);
if (val == null) val = UNDEFINED; if (val == null) val = UNDEFINED;
values[i] = val; values[i] = val;
if (i >= size) size = i + 1; if (i >= size) size = i + 1;
@ -99,9 +99,9 @@ public class ArrayValue extends ObjectValue implements Iterable<Object> {
} }
} }
public void copyFrom(Context ctx, Object[] arr, int sourceStart, int destStart, int count) { public void copyFrom(Extensions ext, Object[] arr, int sourceStart, int destStart, int count) {
for (var i = 0; i < count; i++) { for (var i = 0; i < count; i++) {
set(ctx, i + destStart, arr[i + sourceStart]); set(ext, i + destStart, arr[i + sourceStart]);
} }
} }
@ -131,7 +131,7 @@ public class ArrayValue extends ObjectValue implements Iterable<Object> {
} }
@Override @Override
protected Object getField(Context ctx, Object key) { protected Object getField(Extensions ext, Object key) {
if (key instanceof Number) { if (key instanceof Number) {
var i = ((Number)key).doubleValue(); var i = ((Number)key).doubleValue();
if (i >= 0 && i - Math.floor(i) == 0) { if (i >= 0 && i - Math.floor(i) == 0) {
@ -139,22 +139,22 @@ public class ArrayValue extends ObjectValue implements Iterable<Object> {
} }
} }
return super.getField(ctx, key); return super.getField(ext, key);
} }
@Override @Override
protected boolean setField(Context ctx, Object key, Object val) { protected boolean setField(Extensions ext, Object key, Object val) {
if (key instanceof Number) { if (key instanceof Number) {
var i = Values.number(key); var i = Values.number(key);
if (i >= 0 && i - Math.floor(i) == 0) { if (i >= 0 && i - Math.floor(i) == 0) {
set(ctx, (int)i, val); set(ext, (int)i, val);
return true; return true;
} }
} }
return super.setField(ctx, key, val); return super.setField(ext, key, val);
} }
@Override @Override
protected boolean hasField(Context ctx, Object key) { protected boolean hasField(Extensions ext, Object key) {
if (key instanceof Number) { if (key instanceof Number) {
var i = Values.number(key); var i = Values.number(key);
if (i >= 0 && i - Math.floor(i) == 0) { if (i >= 0 && i - Math.floor(i) == 0) {
@ -162,10 +162,10 @@ public class ArrayValue extends ObjectValue implements Iterable<Object> {
} }
} }
return super.hasField(ctx, key); return super.hasField(ext, key);
} }
@Override @Override
protected void deleteField(Context ctx, Object key) { protected void deleteField(Extensions ext, Object key) {
if (key instanceof Number) { if (key instanceof Number) {
var i = Values.number(key); var i = Values.number(key);
if (i >= 0 && i - Math.floor(i) == 0) { if (i >= 0 && i - Math.floor(i) == 0) {
@ -174,7 +174,7 @@ public class ArrayValue extends ObjectValue implements Iterable<Object> {
} }
} }
super.deleteField(ctx, key); super.deleteField(ext, key);
} }
@Override @Override
@ -213,15 +213,15 @@ public class ArrayValue extends ObjectValue implements Iterable<Object> {
values = new Object[cap]; values = new Object[cap];
size = 0; size = 0;
} }
public ArrayValue(Context ctx, Object ...values) { public ArrayValue(Extensions ext, Object ...values) {
this(); this();
this.values = new Object[values.length]; this.values = new Object[values.length];
size = values.length; size = values.length;
for (var i = 0; i < size; i++) this.values[i] = Values.normalize(ctx, values[i]); for (var i = 0; i < size; i++) this.values[i] = Values.normalize(ext, values[i]);
} }
public static ArrayValue of(Context ctx, Collection<?> values) { public static ArrayValue of(Extensions ext, Collection<?> values) {
return new ArrayValue(ctx, values.toArray(Object[]::new)); return new ArrayValue(ext, values.toArray(Object[]::new));
} }
} }

12
src/java/me/topchetoeu/jscript/runtime/values/CodeFunction.java
View File

@ -2,14 +2,14 @@ package me.topchetoeu.jscript.runtime.values;
import me.topchetoeu.jscript.common.FunctionBody; import me.topchetoeu.jscript.common.FunctionBody;
import me.topchetoeu.jscript.runtime.Context; import me.topchetoeu.jscript.runtime.Context;
import me.topchetoeu.jscript.runtime.Environment; import me.topchetoeu.jscript.runtime.Extensions;
import me.topchetoeu.jscript.runtime.Frame; import me.topchetoeu.jscript.runtime.Frame;
import me.topchetoeu.jscript.runtime.scope.ValueVariable; import me.topchetoeu.jscript.runtime.scope.ValueVariable;
public class CodeFunction extends FunctionValue { public class CodeFunction extends FunctionValue {
public final FunctionBody body; public final FunctionBody body;
public final ValueVariable[] captures; public final ValueVariable[] captures;
public Environment environment; public Extensions extensions;
// public Location loc() { // public Location loc() {
// for (var instr : body.instructions) { // for (var instr : body.instructions) {
@ -25,8 +25,8 @@ public class CodeFunction extends FunctionValue {
// } // }
@Override @Override
public Object call(Context ctx, Object thisArg, Object ...args) { public Object call(Extensions ext, Object thisArg, Object ...args) {
var frame = new Frame(ctx, thisArg, args, this); var frame = new Frame(Context.of(ext), thisArg, args, this);
frame.onPush(); frame.onPush();
@ -41,10 +41,10 @@ public class CodeFunction extends FunctionValue {
} }
} }
public CodeFunction(Environment environment, String name, FunctionBody body, ValueVariable[] captures) { public CodeFunction(Extensions extensions, String name, FunctionBody body, ValueVariable[] captures) {
super(name, body.argsN); super(name, body.argsN);
this.captures = captures; this.captures = captures;
this.environment = environment; this.extensions = extensions;
this.body = body; this.body = body;
} }
} }

24
src/java/me/topchetoeu/jscript/runtime/values/FunctionValue.java
View File

@ -2,7 +2,7 @@ package me.topchetoeu.jscript.runtime.values;
import java.util.List; import java.util.List;
import me.topchetoeu.jscript.runtime.Context; import me.topchetoeu.jscript.runtime.Extensions;
public abstract class FunctionValue extends ObjectValue { public abstract class FunctionValue extends ObjectValue {
public String name = ""; public String name = "";
@ -13,29 +13,29 @@ public abstract class FunctionValue extends ObjectValue {
return String.format("function %s(...)", name); return String.format("function %s(...)", name);
} }
public abstract Object call(Context ctx, Object thisArg, Object ...args); public abstract Object call(Extensions ext, Object thisArg, Object ...args);
public Object call(Context ctx) { public Object call(Extensions ext) {
return call(ctx, null); return call(ext, null);
} }
@Override @Override
protected Object getField(Context ctx, Object key) { protected Object getField(Extensions ext, Object key) {
if ("name".equals(key)) return name; if ("name".equals(key)) return name;
if ("length".equals(key)) return length; if ("length".equals(key)) return length;
return super.getField(ctx, key); return super.getField(ext, key);
} }
@Override @Override
protected boolean setField(Context ctx, Object key, Object val) { protected boolean setField(Extensions ext, Object key, Object val) {
if ("name".equals(key)) name = Values.toString(ctx, val); if ("name".equals(key)) name = Values.toString(ext, val);
else if ("length".equals(key)) length = (int)Values.toNumber(ctx, val); else if ("length".equals(key)) length = (int)Values.toNumber(ext, val);
else return super.setField(ctx, key, val); else return super.setField(ext, key, val);
return true; return true;
} }
@Override @Override
protected boolean hasField(Context ctx, Object key) { protected boolean hasField(Extensions ext, Object key) {
if ("name".equals(key)) return true; if ("name".equals(key)) return true;
if ("length".equals(key)) return true; if ("length".equals(key)) return true;
return super.hasField(ctx, key); return super.hasField(ext, key);
} }
@Override @Override

5
src/java/me/topchetoeu/jscript/runtime/values/NativeFunction.java
View File

@ -1,6 +1,7 @@
package me.topchetoeu.jscript.runtime.values; package me.topchetoeu.jscript.runtime.values;
import me.topchetoeu.jscript.runtime.Context; import me.topchetoeu.jscript.runtime.Context;
import me.topchetoeu.jscript.runtime.Extensions;
import me.topchetoeu.jscript.utils.interop.Arguments; import me.topchetoeu.jscript.utils.interop.Arguments;
public class NativeFunction extends FunctionValue { public class NativeFunction extends FunctionValue {
@ -11,8 +12,8 @@ public class NativeFunction extends FunctionValue {
public final NativeFunctionRunner action; public final NativeFunctionRunner action;
@Override @Override
public Object call(Context ctx, Object thisArg, Object ...args) { public Object call(Extensions ext, Object thisArg, Object ...args) {
return action.run(new Arguments(ctx, thisArg, args)); return action.run(new Arguments(Context.of(ext), thisArg, args));
} }
public NativeFunction(String name, NativeFunctionRunner action) { public NativeFunction(String name, NativeFunctionRunner action) {

19
src/java/me/topchetoeu/jscript/runtime/values/NativeWrapper.java
View File

@ -2,9 +2,9 @@ package me.topchetoeu.jscript.runtime.values;
import java.util.WeakHashMap; import java.util.WeakHashMap;
import me.topchetoeu.jscript.runtime.Context;
import me.topchetoeu.jscript.runtime.Extensions; import me.topchetoeu.jscript.runtime.Extensions;
import me.topchetoeu.jscript.runtime.Key; import me.topchetoeu.jscript.runtime.Key;
import me.topchetoeu.jscript.utils.interop.NativeWrapperProvider;
public class NativeWrapper extends ObjectValue { public class NativeWrapper extends ObjectValue {
private static final Key<WeakHashMap<Object, NativeWrapper>> WRAPPERS = new Key<>(); private static final Key<WeakHashMap<Object, NativeWrapper>> WRAPPERS = new Key<>();
@ -12,13 +12,13 @@ public class NativeWrapper extends ObjectValue {
public final Object wrapped; public final Object wrapped;
@Override @Override
public ObjectValue getPrototype(Context ctx) { public ObjectValue getPrototype(Extensions ext) {
if (ctx.environment != null && prototype == NATIVE_PROTO) { if (ext != null && prototype == NATIVE_PROTO) {
var clazz = wrapped.getClass(); var clazz = wrapped.getClass();
var res = ctx.environment.wrappers.getProto(clazz); var res = NativeWrapperProvider.get(ext).getProto(clazz);
if (res != null) return res; if (res != null) return res;
} }
return super.getPrototype(ctx); return super.getPrototype(ext);
} }
@Override @Override
@ -40,9 +40,14 @@ public class NativeWrapper extends ObjectValue {
} }
public static NativeWrapper of(Extensions exts, Object wrapped) { public static NativeWrapper of(Extensions exts, Object wrapped) {
var wrappers = exts == null ? null : exts.get(WRAPPERS); if (exts == null) return new NativeWrapper(wrapped);
var wrappers = exts.get(WRAPPERS);
if (wrappers == null) {
wrappers = new WeakHashMap<>();
exts.add(WRAPPERS, wrappers);
}
if (wrappers == null) return new NativeWrapper(wrapped);
if (wrappers.containsKey(wrapped)) return wrappers.get(wrapped); if (wrappers.containsKey(wrapped)) return wrappers.get(wrapped);
var res = new NativeWrapper(wrapped); var res = new NativeWrapper(wrapped);

132
src/java/me/topchetoeu/jscript/runtime/values/ObjectValue.java
View File

@ -6,8 +6,8 @@ import java.util.LinkedHashSet;
import java.util.List; import java.util.List;
import java.util.Map; import java.util.Map;
import me.topchetoeu.jscript.runtime.Context;
import me.topchetoeu.jscript.runtime.Environment; import me.topchetoeu.jscript.runtime.Environment;
import me.topchetoeu.jscript.runtime.Extensions;
public class ObjectValue { public class ObjectValue {
public static enum PlaceholderProto { public static enum PlaceholderProto {
@ -54,10 +54,10 @@ public class ObjectValue {
public LinkedHashSet<Object> nonConfigurableSet = new LinkedHashSet<>(); public LinkedHashSet<Object> nonConfigurableSet = new LinkedHashSet<>();
public LinkedHashSet<Object> nonEnumerableSet = new LinkedHashSet<>(); public LinkedHashSet<Object> nonEnumerableSet = new LinkedHashSet<>();
private Property getProperty(Context ctx, Object key) { private Property getProperty(Extensions ext, Object key) {
if (properties.containsKey(key)) return properties.get(key); if (properties.containsKey(key)) return properties.get(key);
var proto = getPrototype(ctx); var proto = getPrototype(ext);
if (proto != null) return proto.getProperty(ctx, key); if (proto != null) return proto.getProperty(ext, key);
else return null; else return null;
} }
@ -86,8 +86,8 @@ public class ObjectValue {
state = State.FROZEN; state = State.FROZEN;
} }
public final boolean defineProperty(Context ctx, Object key, Object val, boolean writable, boolean configurable, boolean enumerable) { public final boolean defineProperty(Extensions ext, Object key, Object val, boolean writable, boolean configurable, boolean enumerable) {
key = Values.normalize(ctx, key); val = Values.normalize(ctx, val); key = Values.normalize(ext, key); val = Values.normalize(ext, val);
boolean reconfigured = boolean reconfigured =
writable != memberWritable(key) || writable != memberWritable(key) ||
configurable != memberConfigurable(key) || configurable != memberConfigurable(key) ||
@ -125,11 +125,11 @@ public class ObjectValue {
values.put(key, val); values.put(key, val);
return true; return true;
} }
public final boolean defineProperty(Context ctx, Object key, Object val) { public final boolean defineProperty(Extensions ext, Object key, Object val) {
return defineProperty(ctx, key, val, true, true, true); return defineProperty(ext, key, val, true, true, true);
} }
public final boolean defineProperty(Context ctx, Object key, FunctionValue getter, FunctionValue setter, boolean configurable, boolean enumerable) { public final boolean defineProperty(Extensions ext, Object key, FunctionValue getter, FunctionValue setter, boolean configurable, boolean enumerable) {
key = Values.normalize(ctx, key); key = Values.normalize(ext, key);
if ( if (
properties.containsKey(key) && properties.containsKey(key) &&
properties.get(key).getter == getter && properties.get(key).getter == getter &&
@ -152,17 +152,17 @@ public class ObjectValue {
return true; return true;
} }
public ObjectValue getPrototype(Context ctx) { public ObjectValue getPrototype(Extensions ext) {
if (prototype instanceof ObjectValue || prototype == null) return (ObjectValue)prototype; if (prototype instanceof ObjectValue || prototype == null) return (ObjectValue)prototype;
try { try {
if (prototype == ARR_PROTO) return ctx.get(Environment.ARRAY_PROTO); if (prototype == ARR_PROTO) return ext.get(Environment.ARRAY_PROTO);
if (prototype == FUNC_PROTO) return ctx.get(Environment.FUNCTION_PROTO); if (prototype == FUNC_PROTO) return ext.get(Environment.FUNCTION_PROTO);
if (prototype == ERR_PROTO) return ctx.get(Environment.ERROR_PROTO); if (prototype == ERR_PROTO) return ext.get(Environment.ERROR_PROTO);
if (prototype == RANGE_ERR_PROTO) return ctx.get(Environment.RANGE_ERR_PROTO); if (prototype == RANGE_ERR_PROTO) return ext.get(Environment.RANGE_ERR_PROTO);
if (prototype == SYNTAX_ERR_PROTO) return ctx.get(Environment.SYNTAX_ERR_PROTO); if (prototype == SYNTAX_ERR_PROTO) return ext.get(Environment.SYNTAX_ERR_PROTO);
if (prototype == TYPE_ERR_PROTO) return ctx.get(Environment.TYPE_ERR_PROTO); if (prototype == TYPE_ERR_PROTO) return ext.get(Environment.TYPE_ERR_PROTO);
return ctx.get(Environment.OBJECT_PROTO); return ext.get(Environment.OBJECT_PROTO);
} }
catch (NullPointerException e) { return null; } catch (NullPointerException e) { return null; }
} }
@ -185,10 +185,10 @@ public class ObjectValue {
* A method, used to get the value of a field. If a property is bound to * A method, used to get the value of a field. If a property is bound to
* this key, but not a field, this method should return null. * this key, but not a field, this method should return null.
*/ */
protected Object getField(Context ctx, Object key) { protected Object getField(Extensions ext, Object key) {
if (values.containsKey(key)) return values.get(key); if (values.containsKey(key)) return values.get(key);
var proto = getPrototype(ctx); var proto = getPrototype(ext);
if (proto != null) return proto.getField(ctx, key); if (proto != null) return proto.getField(ext, key);
else return null; else return null;
} }
/** /**
@ -196,9 +196,9 @@ public class ObjectValue {
* bound to this key, a new field should be created with the given value * bound to this key, a new field should be created with the given value
* @return Whether or not the operation was successful * @return Whether or not the operation was successful
*/ */
protected boolean setField(Context ctx, Object key, Object val) { protected boolean setField(Extensions ext, Object key, Object val) {
if (val instanceof FunctionValue && ((FunctionValue)val).name.equals("")) { if (val instanceof FunctionValue && ((FunctionValue)val).name.equals("")) {
((FunctionValue)val).name = Values.toString(ctx, key); ((FunctionValue)val).name = Values.toString(ext, key);
} }
values.put(key, val); values.put(key, val);
@ -207,40 +207,40 @@ public class ObjectValue {
/** /**
* Deletes the field bound to the given key. * Deletes the field bound to the given key.
*/ */
protected void deleteField(Context ctx, Object key) { protected void deleteField(Extensions ext, Object key) {
values.remove(key); values.remove(key);
} }
/** /**
* Returns whether or not there is a field bound to the given key. * Returns whether or not there is a field bound to the given key.
* This must ignore properties * This must ignore properties
*/ */
protected boolean hasField(Context ctx, Object key) { protected boolean hasField(Extensions ext, Object key) {
return values.containsKey(key); return values.containsKey(key);
} }
public final Object getMember(Context ctx, Object key, Object thisArg) { public final Object getMember(Extensions ext, Object key, Object thisArg) {
key = Values.normalize(ctx, key); key = Values.normalize(ext, key);
if ("__proto__".equals(key)) { if ("__proto__".equals(key)) {
var res = getPrototype(ctx); var res = getPrototype(ext);
return res == null ? Values.NULL : res; return res == null ? Values.NULL : res;
} }
var prop = getProperty(ctx, key); var prop = getProperty(ext, key);
if (prop != null) { if (prop != null) {
if (prop.getter == null) return null; if (prop.getter == null) return null;
else return prop.getter.call(ctx, Values.normalize(ctx, thisArg)); else return prop.getter.call(ext, Values.normalize(ext, thisArg));
} }
else return getField(ctx, key); else return getField(ext, key);
} }
public final boolean setMember(Context ctx, Object key, Object val, Object thisArg, boolean onlyProps) { public final boolean setMember(Extensions ext, Object key, Object val, Object thisArg, boolean onlyProps) {
key = Values.normalize(ctx, key); val = Values.normalize(ctx, val); key = Values.normalize(ext, key); val = Values.normalize(ext, val);
var prop = getProperty(ctx, key); var prop = getProperty(ext, key);
if (prop != null) { if (prop != null) {
if (prop.setter == null) return false; if (prop.setter == null) return false;
prop.setter.call(ctx, Values.normalize(ctx, thisArg), val); prop.setter.call(ext, Values.normalize(ext, thisArg), val);
return true; return true;
} }
else if (onlyProps) return false; else if (onlyProps) return false;
@ -249,32 +249,32 @@ public class ObjectValue {
values.put(key, val); values.put(key, val);
return true; return true;
} }
else if ("__proto__".equals(key)) return setPrototype(ctx, val); else if ("__proto__".equals(key)) return setPrototype(ext, val);
else if (nonWritableSet.contains(key)) return false; else if (nonWritableSet.contains(key)) return false;
else return setField(ctx, key, val); else return setField(ext, key, val);
} }
public final boolean hasMember(Context ctx, Object key, boolean own) { public final boolean hasMember(Extensions ext, Object key, boolean own) {
key = Values.normalize(ctx, key); key = Values.normalize(ext, key);
if (key != null && "__proto__".equals(key)) return true; if (key != null && "__proto__".equals(key)) return true;
if (hasField(ctx, key)) return true; if (hasField(ext, key)) return true;
if (properties.containsKey(key)) return true; if (properties.containsKey(key)) return true;
if (own) return false; if (own) return false;
var proto = getPrototype(ctx); var proto = getPrototype(ext);
return proto != null && proto.hasMember(ctx, key, own); return proto != null && proto.hasMember(ext, key, own);
} }
public final boolean deleteMember(Context ctx, Object key) { public final boolean deleteMember(Extensions ext, Object key) {
key = Values.normalize(ctx, key); key = Values.normalize(ext, key);
if (!memberConfigurable(key)) return false; if (!memberConfigurable(key)) return false;
properties.remove(key); properties.remove(key);
nonWritableSet.remove(key); nonWritableSet.remove(key);
nonEnumerableSet.remove(key); nonEnumerableSet.remove(key);
deleteField(ctx, key); deleteField(ext, key);
return true; return true;
} }
public final boolean setPrototype(Context ctx, Object val) { public final boolean setPrototype(Extensions ext, Object val) {
val = Values.normalize(ctx, val); val = Values.normalize(ext, val);
if (!extensible()) return false; if (!extensible()) return false;
if (val == null || val == Values.NULL) { if (val == null || val == Values.NULL) {
@ -284,14 +284,14 @@ public class ObjectValue {
else if (val instanceof ObjectValue) { else if (val instanceof ObjectValue) {
var obj = (ObjectValue)val; var obj = (ObjectValue)val;
if (ctx != null) { if (ext != null) {
if (obj == ctx.get(Environment.OBJECT_PROTO)) prototype = OBJ_PROTO; if (obj == ext.get(Environment.OBJECT_PROTO)) prototype = OBJ_PROTO;
else if (obj == ctx.get(Environment.ARRAY_PROTO)) prototype = ARR_PROTO; else if (obj == ext.get(Environment.ARRAY_PROTO)) prototype = ARR_PROTO;
else if (obj == ctx.get(Environment.FUNCTION_PROTO)) prototype = FUNC_PROTO; else if (obj == ext.get(Environment.FUNCTION_PROTO)) prototype = FUNC_PROTO;
else if (obj == ctx.get(Environment.ERROR_PROTO)) prototype = ERR_PROTO; else if (obj == ext.get(Environment.ERROR_PROTO)) prototype = ERR_PROTO;
else if (obj == ctx.get(Environment.SYNTAX_ERR_PROTO)) prototype = SYNTAX_ERR_PROTO; else if (obj == ext.get(Environment.SYNTAX_ERR_PROTO)) prototype = SYNTAX_ERR_PROTO;
else if (obj == ctx.get(Environment.TYPE_ERR_PROTO)) prototype = TYPE_ERR_PROTO; else if (obj == ext.get(Environment.TYPE_ERR_PROTO)) prototype = TYPE_ERR_PROTO;
else if (obj == ctx.get(Environment.RANGE_ERR_PROTO)) prototype = RANGE_ERR_PROTO; else if (obj == ext.get(Environment.RANGE_ERR_PROTO)) prototype = RANGE_ERR_PROTO;
else prototype = obj; else prototype = obj;
} }
else prototype = obj; else prototype = obj;
@ -301,22 +301,22 @@ public class ObjectValue {
return false; return false;
} }
public final ObjectValue getMemberDescriptor(Context ctx, Object key) { public final ObjectValue getMemberDescriptor(Extensions ext, Object key) {
key = Values.normalize(ctx, key); key = Values.normalize(ext, key);
var prop = properties.get(key); var prop = properties.get(key);
var res = new ObjectValue(); var res = new ObjectValue();
res.defineProperty(ctx, "configurable", memberConfigurable(key)); res.defineProperty(ext, "configurable", memberConfigurable(key));
res.defineProperty(ctx, "enumerable", memberEnumerable(key)); res.defineProperty(ext, "enumerable", memberEnumerable(key));
if (prop != null) { if (prop != null) {
res.defineProperty(ctx, "get", prop.getter); res.defineProperty(ext, "get", prop.getter);
res.defineProperty(ctx, "set", prop.setter); res.defineProperty(ext, "set", prop.setter);
} }
else if (hasField(ctx, key)) { else if (hasField(ext, key)) {
res.defineProperty(ctx, "value", values.get(key)); res.defineProperty(ext, "value", values.get(key));
res.defineProperty(ctx, "writable", memberWritable(key)); res.defineProperty(ext, "writable", memberWritable(key));
} }
else return null; else return null;
return res; return res;
@ -337,10 +337,10 @@ public class ObjectValue {
return res; return res;
} }
public ObjectValue(Context ctx, Map<?, ?> values) { public ObjectValue(Extensions ext, Map<?, ?> values) {
this(PlaceholderProto.OBJECT); this(PlaceholderProto.OBJECT);
for (var el : values.entrySet()) { for (var el : values.entrySet()) {
defineProperty(ctx, el.getKey(), el.getValue()); defineProperty(ext, el.getKey(), el.getValue());
} }
} }
public ObjectValue(PlaceholderProto proto) { public ObjectValue(PlaceholderProto proto) {

26
src/java/me/topchetoeu/jscript/runtime/values/ScopeValue.java
View File

@ -3,7 +3,7 @@ package me.topchetoeu.jscript.runtime.values;
import java.util.HashMap; import java.util.HashMap;
import java.util.List; import java.util.List;
import me.topchetoeu.jscript.runtime.Context; import me.topchetoeu.jscript.runtime.Extensions;
import me.topchetoeu.jscript.runtime.scope.ValueVariable; import me.topchetoeu.jscript.runtime.scope.ValueVariable;
public class ScopeValue extends ObjectValue { public class ScopeValue extends ObjectValue {
@ -11,31 +11,31 @@ public class ScopeValue extends ObjectValue {
public final HashMap<String, Integer> names = new HashMap<>(); public final HashMap<String, Integer> names = new HashMap<>();
@Override @Override
protected Object getField(Context ctx, Object key) { protected Object getField(Extensions ext, Object key) {
if (names.containsKey(key)) return variables[names.get(key)].get(ctx); if (names.containsKey(key)) return variables[names.get(key)].get(ext);
return super.getField(ctx, key); return super.getField(ext, key);
} }
@Override @Override
protected boolean setField(Context ctx, Object key, Object val) { protected boolean setField(Extensions ext, Object key, Object val) {
if (names.containsKey(key)) { if (names.containsKey(key)) {
variables[names.get(key)].set(ctx, val); variables[names.get(key)].set(ext, val);
return true; return true;
} }
var proto = getPrototype(ctx); var proto = getPrototype(ext);
if (proto != null && proto.hasMember(ctx, key, false) && proto.setField(ctx, key, val)) return true; if (proto != null && proto.hasMember(ext, key, false) && proto.setField(ext, key, val)) return true;
return super.setField(ctx, key, val); return super.setField(ext, key, val);
} }
@Override @Override
protected void deleteField(Context ctx, Object key) { protected void deleteField(Extensions ext, Object key) {
if (names.containsKey(key)) return; if (names.containsKey(key)) return;
super.deleteField(ctx, key); super.deleteField(ext, key);
} }
@Override @Override
protected boolean hasField(Context ctx, Object key) { protected boolean hasField(Extensions ext, Object key) {
if (names.containsKey(key)) return true; if (names.containsKey(key)) return true;
return super.hasField(ctx, key); return super.hasField(ext, key);
} }
@Override @Override
public List<Object> keys(boolean includeNonEnumerable) { public List<Object> keys(boolean includeNonEnumerable) {

338
src/java/me/topchetoeu/jscript/runtime/values/Values.java
View File

@ -14,12 +14,13 @@ import java.util.Map;
import me.topchetoeu.jscript.common.Operation; import me.topchetoeu.jscript.common.Operation;
import me.topchetoeu.jscript.lib.PromiseLib; import me.topchetoeu.jscript.lib.PromiseLib;
import me.topchetoeu.jscript.runtime.Context;
import me.topchetoeu.jscript.runtime.Environment; import me.topchetoeu.jscript.runtime.Environment;
import me.topchetoeu.jscript.runtime.Extensions;
import me.topchetoeu.jscript.runtime.debug.DebugContext; import me.topchetoeu.jscript.runtime.debug.DebugContext;
import me.topchetoeu.jscript.runtime.exceptions.ConvertException; import me.topchetoeu.jscript.runtime.exceptions.ConvertException;
import me.topchetoeu.jscript.runtime.exceptions.EngineException; import me.topchetoeu.jscript.runtime.exceptions.EngineException;
import me.topchetoeu.jscript.runtime.exceptions.SyntaxException; import me.topchetoeu.jscript.runtime.exceptions.SyntaxException;
import me.topchetoeu.jscript.utils.interop.NativeWrapperProvider;
public class Values { public class Values {
public static enum CompareResult { public static enum CompareResult {
@ -73,11 +74,11 @@ public class Values {
return "object"; return "object";
} }
private static Object tryCallConvertFunc(Context ctx, Object obj, String name) { private static Object tryCallConvertFunc(Extensions ext, Object obj, String name) {
var func = getMember(ctx, obj, name); var func = getMember(ext, obj, name);
if (func instanceof FunctionValue) { if (func instanceof FunctionValue) {
var res = Values.call(ctx, func, obj); var res = Values.call(ext, func, obj);
if (isPrimitive(res)) return res; if (isPrimitive(res)) return res;
} }
@ -94,16 +95,16 @@ public class Values {
obj == NULL; obj == NULL;
} }
public static Object toPrimitive(Context ctx, Object obj, ConvertHint hint) { public static Object toPrimitive(Extensions ext, Object obj, ConvertHint hint) {
obj = normalize(ctx, obj); obj = normalize(ext, obj);
if (isPrimitive(obj)) return obj; if (isPrimitive(obj)) return obj;
var first = hint == ConvertHint.VALUEOF ? "valueOf" : "toString"; var first = hint == ConvertHint.VALUEOF ? "valueOf" : "toString";
var second = hint == ConvertHint.VALUEOF ? "toString" : "valueOf"; var second = hint == ConvertHint.VALUEOF ? "toString" : "valueOf";
if (ctx != null) { if (ext != null) {
try { return tryCallConvertFunc(ctx, obj, first); } try { return tryCallConvertFunc(ext, obj, first); }
catch (EngineException unused) { return tryCallConvertFunc(ctx, obj, second); } catch (EngineException unused) { return tryCallConvertFunc(ext, obj, second); }
} }
throw EngineException.ofType("Value couldn't be converted to a primitive."); throw EngineException.ofType("Value couldn't be converted to a primitive.");
@ -115,8 +116,8 @@ public class Values {
if (obj instanceof Boolean) return (Boolean)obj; if (obj instanceof Boolean) return (Boolean)obj;
return true; return true;
} }
public static double toNumber(Context ctx, Object obj) { public static double toNumber(Extensions ext, Object obj) {
var val = toPrimitive(ctx, obj, ConvertHint.VALUEOF); var val = toPrimitive(ext, obj, ConvertHint.VALUEOF);
if (val instanceof Number) return number(val); if (val instanceof Number) return number(val);
if (val instanceof Boolean) return ((Boolean)val) ? 1 : 0; if (val instanceof Boolean) return ((Boolean)val) ? 1 : 0;
@ -126,8 +127,8 @@ public class Values {
} }
return Double.NaN; return Double.NaN;
} }
public static String toString(Context ctx, Object obj) { public static String toString(Extensions ext, Object obj) {
var val = toPrimitive(ctx, obj, ConvertHint.VALUEOF); var val = toPrimitive(ext, obj, ConvertHint.VALUEOF);
if (val == null) return "undefined"; if (val == null) return "undefined";
if (val == NULL) return "null"; if (val == NULL) return "null";
@ -146,63 +147,63 @@ public class Values {
return "Unknown value"; return "Unknown value";
} }
public static Object add(Context ctx, Object a, Object b) { public static Object add(Extensions ext, Object a, Object b) {
if (a instanceof String || b instanceof String) return toString(ctx, a) + toString(ctx, b); if (a instanceof String || b instanceof String) return toString(ext, a) + toString(ext, b);
else return toNumber(ctx, a) + toNumber(ctx, b); else return toNumber(ext, a) + toNumber(ext, b);
} }
public static double subtract(Context ctx, Object a, Object b) { public static double subtract(Extensions ext, Object a, Object b) {
return toNumber(ctx, a) - toNumber(ctx, b); return toNumber(ext, a) - toNumber(ext, b);
} }
public static double multiply(Context ctx, Object a, Object b) { public static double multiply(Extensions ext, Object a, Object b) {
return toNumber(ctx, a) * toNumber(ctx, b); return toNumber(ext, a) * toNumber(ext, b);
} }
public static double divide(Context ctx, Object a, Object b) { public static double divide(Extensions ext, Object a, Object b) {
return toNumber(ctx, a) / toNumber(ctx, b); return toNumber(ext, a) / toNumber(ext, b);
} }
public static double modulo(Context ctx, Object a, Object b) { public static double modulo(Extensions ext, Object a, Object b) {
return toNumber(ctx, a) % toNumber(ctx, b); return toNumber(ext, a) % toNumber(ext, b);
} }
public static double negative(Context ctx, Object obj) { public static double negative(Extensions ext, Object obj) {
return -toNumber(ctx, obj); return -toNumber(ext, obj);
} }
public static int and(Context ctx, Object a, Object b) { public static int and(Extensions ext, Object a, Object b) {
return (int)toNumber(ctx, a) & (int)toNumber(ctx, b); return (int)toNumber(ext, a) & (int)toNumber(ext, b);
} }
public static int or(Context ctx, Object a, Object b) { public static int or(Extensions ext, Object a, Object b) {
return (int)toNumber(ctx, a) | (int)toNumber(ctx, b); return (int)toNumber(ext, a) | (int)toNumber(ext, b);
} }
public static int xor(Context ctx, Object a, Object b) { public static int xor(Extensions ext, Object a, Object b) {
return (int)toNumber(ctx, a) ^ (int)toNumber(ctx, b); return (int)toNumber(ext, a) ^ (int)toNumber(ext, b);
} }
public static int bitwiseNot(Context ctx, Object obj) { public static int bitwiseNot(Extensions ext, Object obj) {
return ~(int)toNumber(ctx, obj); return ~(int)toNumber(ext, obj);
} }
public static int shiftLeft(Context ctx, Object a, Object b) { public static int shiftLeft(Extensions ext, Object a, Object b) {
return (int)toNumber(ctx, a) << (int)toNumber(ctx, b); return (int)toNumber(ext, a) << (int)toNumber(ext, b);
} }
public static int shiftRight(Context ctx, Object a, Object b) { public static int shiftRight(Extensions ext, Object a, Object b) {
return (int)toNumber(ctx, a) >> (int)toNumber(ctx, b); return (int)toNumber(ext, a) >> (int)toNumber(ext, b);
} }
public static long unsignedShiftRight(Context ctx, Object a, Object b) { public static long unsignedShiftRight(Extensions ext, Object a, Object b) {
long _a = (long)toNumber(ctx, a); long _a = (long)toNumber(ext, a);
long _b = (long)toNumber(ctx, b); long _b = (long)toNumber(ext, b);
if (_a < 0) _a += 0x100000000l; if (_a < 0) _a += 0x100000000l;
if (_b < 0) _b += 0x100000000l; if (_b < 0) _b += 0x100000000l;
return _a >>> _b; return _a >>> _b;
} }
public static CompareResult compare(Context ctx, Object a, Object b) { public static CompareResult compare(Extensions ext, Object a, Object b) {
a = toPrimitive(ctx, a, ConvertHint.VALUEOF); a = toPrimitive(ext, a, ConvertHint.VALUEOF);
b = toPrimitive(ctx, b, ConvertHint.VALUEOF); b = toPrimitive(ext, b, ConvertHint.VALUEOF);
if (a instanceof String && b instanceof String) CompareResult.from(((String)a).compareTo((String)b)); if (a instanceof String && b instanceof String) CompareResult.from(((String)a).compareTo((String)b));
var _a = toNumber(ctx, a); var _a = toNumber(ext, a);
var _b = toNumber(ctx, b); var _b = toNumber(ext, b);
if (Double.isNaN(_a) || Double.isNaN(_b)) return CompareResult.NOT_EQUAL; if (Double.isNaN(_a) || Double.isNaN(_b)) return CompareResult.NOT_EQUAL;
@ -213,60 +214,60 @@ public class Values {
return !toBoolean(obj); return !toBoolean(obj);
} }
public static boolean isInstanceOf(Context ctx, Object obj, Object proto) { public static boolean isInstanceOf(Extensions ext, Object obj, Object proto) {
if (obj == null || obj == NULL || proto == null || proto == NULL) return false; if (obj == null || obj == NULL || proto == null || proto == NULL) return false;
var val = getPrototype(ctx, obj); var val = getPrototype(ext, obj);
while (val != null) { while (val != null) {
if (val.equals(proto)) return true; if (val.equals(proto)) return true;
val = val.getPrototype(ctx); val = val.getPrototype(ext);
} }
return false; return false;
} }
public static Object operation(Context ctx, Operation op, Object ...args) { public static Object operation(Extensions ext, Operation op, Object ...args) {
switch (op) { switch (op) {
case ADD: return add(ctx, args[0], args[1]); case ADD: return add(ext, args[0], args[1]);
case SUBTRACT: return subtract(ctx, args[0], args[1]); case SUBTRACT: return subtract(ext, args[0], args[1]);
case DIVIDE: return divide(ctx, args[0], args[1]); case DIVIDE: return divide(ext, args[0], args[1]);
case MULTIPLY: return multiply(ctx, args[0], args[1]); case MULTIPLY: return multiply(ext, args[0], args[1]);
case MODULO: return modulo(ctx, args[0], args[1]); case MODULO: return modulo(ext, args[0], args[1]);
case AND: return and(ctx, args[0], args[1]); case AND: return and(ext, args[0], args[1]);
case OR: return or(ctx, args[0], args[1]); case OR: return or(ext, args[0], args[1]);
case XOR: return xor(ctx, args[0], args[1]); case XOR: return xor(ext, args[0], args[1]);
case EQUALS: return strictEquals(ctx, args[0], args[1]); case EQUALS: return strictEquals(ext, args[0], args[1]);
case NOT_EQUALS: return !strictEquals(ctx, args[0], args[1]); case NOT_EQUALS: return !strictEquals(ext, args[0], args[1]);
case LOOSE_EQUALS: return looseEqual(ctx, args[0], args[1]); case LOOSE_EQUALS: return looseEqual(ext, args[0], args[1]);
case LOOSE_NOT_EQUALS: return !looseEqual(ctx, args[0], args[1]); case LOOSE_NOT_EQUALS: return !looseEqual(ext, args[0], args[1]);
case GREATER: return compare(ctx, args[0], args[1]).greater(); case GREATER: return compare(ext, args[0], args[1]).greater();
case GREATER_EQUALS: return compare(ctx, args[0], args[1]).greaterOrEqual(); case GREATER_EQUALS: return compare(ext, args[0], args[1]).greaterOrEqual();
case LESS: return compare(ctx, args[0], args[1]).less(); case LESS: return compare(ext, args[0], args[1]).less();
case LESS_EQUALS: return compare(ctx, args[0], args[1]).lessOrEqual(); case LESS_EQUALS: return compare(ext, args[0], args[1]).lessOrEqual();
case INVERSE: return bitwiseNot(ctx, args[0]); case INVERSE: return bitwiseNot(ext, args[0]);
case NOT: return not(args[0]); case NOT: return not(args[0]);
case POS: return toNumber(ctx, args[0]); case POS: return toNumber(ext, args[0]);
case NEG: return negative(ctx, args[0]); case NEG: return negative(ext, args[0]);
case SHIFT_LEFT: return shiftLeft(ctx, args[0], args[1]); case SHIFT_LEFT: return shiftLeft(ext, args[0], args[1]);
case SHIFT_RIGHT: return shiftRight(ctx, args[0], args[1]); case SHIFT_RIGHT: return shiftRight(ext, args[0], args[1]);
case USHIFT_RIGHT: return unsignedShiftRight(ctx, args[0], args[1]); case USHIFT_RIGHT: return unsignedShiftRight(ext, args[0], args[1]);
case IN: return hasMember(ctx, args[1], args[0], false); case IN: return hasMember(ext, args[1], args[0], false);
case INSTANCEOF: { case INSTANCEOF: {
var proto = getMember(ctx, args[1], "prototype"); var proto = getMember(ext, args[1], "prototype");
return isInstanceOf(ctx, args[0], proto); return isInstanceOf(ext, args[0], proto);
} }
default: return null; default: return null;
} }
} }
public static Object getMember(Context ctx, Object obj, Object key) { public static Object getMember(Extensions ctx, Object obj, Object key) {
obj = normalize(ctx, obj); key = normalize(ctx, key); obj = normalize(ctx, obj); key = normalize(ctx, key);
if (obj == null) throw new IllegalArgumentException("Tried to access member of undefined."); if (obj == null) throw new IllegalArgumentException("Tried to access member of undefined.");
if (obj == NULL) throw new IllegalArgumentException("Tried to access member of null."); if (obj == NULL) throw new IllegalArgumentException("Tried to access member of null.");
@ -286,12 +287,12 @@ public class Values {
else if (key != null && "__proto__".equals(key)) return proto; else if (key != null && "__proto__".equals(key)) return proto;
else return proto.getMember(ctx, key, obj); else return proto.getMember(ctx, key, obj);
} }
public static Object getMemberPath(Context ctx, Object obj, Object ...path) { public static Object getMemberPath(Extensions ctx, Object obj, Object ...path) {
var res = obj; var res = obj;
for (var key : path) res = getMember(ctx, res, key); for (var key : path) res = getMember(ctx, res, key);
return res; return res;
} }
public static boolean setMember(Context ctx, Object obj, Object key, Object val) { public static boolean setMember(Extensions ctx, Object obj, Object key, Object val) {
obj = normalize(ctx, obj); key = normalize(ctx, key); val = normalize(ctx, val); obj = normalize(ctx, obj); key = normalize(ctx, key); val = normalize(ctx, val);
if (obj == null) throw EngineException.ofType("Tried to access member of undefined."); if (obj == null) throw EngineException.ofType("Tried to access member of undefined.");
if (obj == NULL) throw EngineException.ofType("Tried to access member of null."); if (obj == NULL) throw EngineException.ofType("Tried to access member of null.");
@ -301,7 +302,7 @@ public class Values {
var proto = getPrototype(ctx, obj); var proto = getPrototype(ctx, obj);
return proto.setMember(ctx, key, val, obj, true); return proto.setMember(ctx, key, val, obj, true);
} }
public static boolean hasMember(Context ctx, Object obj, Object key, boolean own) { public static boolean hasMember(Extensions ctx, Object obj, Object key, boolean own) {
if (obj == null || obj == NULL) return false; if (obj == null || obj == NULL) return false;
obj = normalize(ctx, obj); key = normalize(ctx, key); obj = normalize(ctx, obj); key = normalize(ctx, key);
@ -319,36 +320,36 @@ public class Values {
var proto = getPrototype(ctx, obj); var proto = getPrototype(ctx, obj);
return proto != null && proto.hasMember(ctx, key, own); return proto != null && proto.hasMember(ctx, key, own);
} }
public static boolean deleteMember(Context ctx, Object obj, Object key) { public static boolean deleteMember(Extensions ext, Object obj, Object key) {
if (obj == null || obj == NULL) return false; if (obj == null || obj == NULL) return false;
obj = normalize(ctx, obj); key = normalize(ctx, key); obj = normalize(ext, obj); key = normalize(ext, key);
if (obj instanceof ObjectValue) return ((ObjectValue)obj).deleteMember(ctx, key); if (obj instanceof ObjectValue) return ((ObjectValue)obj).deleteMember(ext, key);
else return false; else return false;
} }
public static ObjectValue getPrototype(Context ctx, Object obj) { public static ObjectValue getPrototype(Extensions ext, Object obj) {
if (obj == null || obj == NULL) return null; if (obj == null || obj == NULL) return null;
obj = normalize(ctx, obj); obj = normalize(ext, obj);
if (obj instanceof ObjectValue) return ((ObjectValue)obj).getPrototype(ctx); if (obj instanceof ObjectValue) return ((ObjectValue)obj).getPrototype(ext);
if (ctx == null) return null; if (ext == null) return null;
if (obj instanceof String) return ctx.get(Environment.STRING_PROTO); if (obj instanceof String) return ext.get(Environment.STRING_PROTO);
else if (obj instanceof Number) return ctx.get(Environment.NUMBER_PROTO); else if (obj instanceof Number) return ext.get(Environment.NUMBER_PROTO);
else if (obj instanceof Boolean) return ctx.get(Environment.BOOL_PROTO); else if (obj instanceof Boolean) return ext.get(Environment.BOOL_PROTO);
else if (obj instanceof Symbol) return ctx.get(Environment.SYMBOL_PROTO); else if (obj instanceof Symbol) return ext.get(Environment.SYMBOL_PROTO);
return null; return null;
} }
public static boolean setPrototype(Context ctx, Object obj, Object proto) { public static boolean setPrototype(Extensions ext, Object obj, Object proto) {
obj = normalize(ctx, obj); obj = normalize(ext, obj);
return obj instanceof ObjectValue && ((ObjectValue)obj).setPrototype(ctx, proto); return obj instanceof ObjectValue && ((ObjectValue)obj).setPrototype(ext, proto);
} }
public static void makePrototypeChain(Context ctx, Object... chain) { public static void makePrototypeChain(Extensions ext, Object... chain) {
for(var i = 1; i < chain.length; i++) { for(var i = 1; i < chain.length; i++) {
setPrototype(ctx, chain[i], chain[i - 1]); setPrototype(ext, chain[i], chain[i - 1]);
} }
} }
public static List<Object> getMembers(Context ctx, Object obj, boolean own, boolean includeNonEnumerable) { public static List<Object> getMembers(Extensions ext, Object obj, boolean own, boolean includeNonEnumerable) {
List<Object> res = new ArrayList<>(); List<Object> res = new ArrayList<>();
if (obj instanceof ObjectValue) res = ((ObjectValue)obj).keys(includeNonEnumerable); if (obj instanceof ObjectValue) res = ((ObjectValue)obj).keys(includeNonEnumerable);
@ -357,26 +358,26 @@ public class Values {
} }
if (!own) { if (!own) {
var proto = getPrototype(ctx, obj); var proto = getPrototype(ext, obj);
while (proto != null) { while (proto != null) {
res.addAll(proto.keys(includeNonEnumerable)); res.addAll(proto.keys(includeNonEnumerable));
proto = getPrototype(ctx, proto); proto = getPrototype(ext, proto);
} }
} }
return res; return res;
} }
public static ObjectValue getMemberDescriptor(Context ctx, Object obj, Object key) { public static ObjectValue getMemberDescriptor(Extensions ext, Object obj, Object key) {
if (obj instanceof ObjectValue) return ((ObjectValue)obj).getMemberDescriptor(ctx, key); if (obj instanceof ObjectValue) return ((ObjectValue)obj).getMemberDescriptor(ext, key);
else if (obj instanceof String && key instanceof Number) { else if (obj instanceof String && key instanceof Number) {
var i = ((Number)key).intValue(); var i = ((Number)key).intValue();
var _i = ((Number)key).doubleValue(); var _i = ((Number)key).doubleValue();
if (i - _i != 0) return null; if (i - _i != 0) return null;
if (i < 0 || i >= ((String)obj).length()) return null; if (i < 0 || i >= ((String)obj).length()) return null;
return new ObjectValue(ctx, Map.of( return new ObjectValue(ext, Map.of(
"value", ((String)obj).charAt(i) + "", "value", ((String)obj).charAt(i) + "",
"writable", false, "writable", false,
"enumerable", true, "enumerable", true,
@ -386,17 +387,17 @@ public class Values {
else return null; else return null;
} }
public static Object call(Context ctx, Object func, Object thisArg, Object ...args) { public static Object call(Extensions ext, Object func, Object thisArg, Object ...args) {
if (!(func instanceof FunctionValue)) throw EngineException.ofType("Tried to call a non-function value."); if (!(func instanceof FunctionValue)) throw EngineException.ofType("Tried to call a non-function value.");
return ((FunctionValue)func).call(ctx, thisArg, args); return ((FunctionValue)func).call(ext, thisArg, args);
} }
public static Object callNew(Context ctx, Object func, Object ...args) { public static Object callNew(Extensions ext, Object func, Object ...args) {
var res = new ObjectValue(); var res = new ObjectValue();
try { try {
var proto = Values.getMember(ctx, func, "prototype"); var proto = Values.getMember(ext, func, "prototype");
setPrototype(ctx, res, proto); setPrototype(ext, res, proto);
var ret = call(ctx, func, res, args); var ret = call(ext, func, res, args);
if (!isPrimitive(ret)) return ret; if (!isPrimitive(ret)) return ret;
return res; return res;
@ -406,8 +407,9 @@ public class Values {
} }
} }
public static boolean strictEquals(Context ctx, Object a, Object b) { public static boolean strictEquals(Extensions ext, Object a, Object b) {
a = normalize(ctx, a); b = normalize(ctx, b); a = normalize(ext, a);
b = normalize(ext, b);
if (a == null || b == null) return a == null && b == null; if (a == null || b == null) return a == null && b == null;
if (isNan(a) || isNan(b)) return false; if (isNan(a) || isNan(b)) return false;
@ -416,8 +418,8 @@ public class Values {
return a == b || a.equals(b); return a == b || a.equals(b);
} }
public static boolean looseEqual(Context ctx, Object a, Object b) { public static boolean looseEqual(Extensions ext, Object a, Object b) {
a = normalize(ctx, a); b = normalize(ctx, b); a = normalize(ext, a); b = normalize(ext, b);
// In loose equality, null is equivalent to undefined // In loose equality, null is equivalent to undefined
if (a == NULL) a = null; if (a == NULL) a = null;
@ -428,19 +430,19 @@ public class Values {
if (!isPrimitive(a) && !isPrimitive(b)) return a == b; if (!isPrimitive(a) && !isPrimitive(b)) return a == b;
// Convert values to primitives // Convert values to primitives
a = toPrimitive(ctx, a, ConvertHint.VALUEOF); a = toPrimitive(ext, a, ConvertHint.VALUEOF);
b = toPrimitive(ctx, b, ConvertHint.VALUEOF); b = toPrimitive(ext, b, ConvertHint.VALUEOF);
// Compare symbols by reference // Compare symbols by reference
if (a instanceof Symbol || b instanceof Symbol) return a == b; if (a instanceof Symbol || b instanceof Symbol) return a == b;
if (a instanceof Boolean || b instanceof Boolean) return toBoolean(a) == toBoolean(b); if (a instanceof Boolean || b instanceof Boolean) return toBoolean(a) == toBoolean(b);
if (a instanceof Number || b instanceof Number) return strictEquals(ctx, toNumber(ctx, a), toNumber(ctx, b)); if (a instanceof Number || b instanceof Number) return strictEquals(ext, toNumber(ext, a), toNumber(ext, b));
// Default to strings // Default to strings
return toString(ctx, a).equals(toString(ctx, b)); return toString(ext, a).equals(toString(ext, b));
} }
public static Object normalize(Context ctx, Object val) { public static Object normalize(Extensions ext, Object val) {
if (val instanceof Number) return number(val); if (val instanceof Number) return number(val);
if (isPrimitive(val) || val instanceof ObjectValue) return val; if (isPrimitive(val) || val instanceof ObjectValue) return val;
if (val instanceof Character) return val + ""; if (val instanceof Character) return val + "";
@ -449,7 +451,7 @@ public class Values {
var res = new ObjectValue(); var res = new ObjectValue();
for (var entry : ((Map<?, ?>)val).entrySet()) { for (var entry : ((Map<?, ?>)val).entrySet()) {
res.defineProperty(ctx, entry.getKey(), entry.getValue()); res.defineProperty(ext, entry.getKey(), entry.getValue());
} }
return res; return res;
@ -459,22 +461,22 @@ public class Values {
var res = new ArrayValue(); var res = new ArrayValue();
for (var entry : ((Iterable<?>)val)) { for (var entry : ((Iterable<?>)val)) {
res.set(ctx, res.size(), entry); res.set(ext, res.size(), entry);
} }
return res; return res;
} }
if (val instanceof Class) { if (val instanceof Class) {
if (ctx == null) return null; if (ext == null) return null;
else return ctx.environment.wrappers.getConstr((Class<?>)val); else return NativeWrapperProvider.get(ext).getConstr((Class<?>)val);
} }
return NativeWrapper.of(ctx, val); return NativeWrapper.of(ext, val);
} }
@SuppressWarnings("unchecked") @SuppressWarnings("unchecked")
public static <T> T convert(Context ctx, Object obj, Class<T> clazz) { public static <T> T convert(Extensions ext, Object obj, Class<T> clazz) {
if (clazz == Void.class) return null; if (clazz == Void.class) return null;
if (obj instanceof NativeWrapper) { if (obj instanceof NativeWrapper) {
@ -488,19 +490,19 @@ public class Values {
if (clazz.isAssignableFrom(ArrayList.class)) { if (clazz.isAssignableFrom(ArrayList.class)) {
var raw = ((ArrayValue)obj).toArray(); var raw = ((ArrayValue)obj).toArray();
var res = new ArrayList<>(); var res = new ArrayList<>();
for (var i = 0; i < raw.length; i++) res.add(convert(ctx, raw[i], Object.class)); for (var i = 0; i < raw.length; i++) res.add(convert(ext, raw[i], Object.class));
return (T)new ArrayList<>(res); return (T)new ArrayList<>(res);
} }
if (clazz.isAssignableFrom(HashSet.class)) { if (clazz.isAssignableFrom(HashSet.class)) {
var raw = ((ArrayValue)obj).toArray(); var raw = ((ArrayValue)obj).toArray();
var res = new HashSet<>(); var res = new HashSet<>();
for (var i = 0; i < raw.length; i++) res.add(convert(ctx, raw[i], Object.class)); for (var i = 0; i < raw.length; i++) res.add(convert(ext, raw[i], Object.class));
return (T)new HashSet<>(res); return (T)new HashSet<>(res);
} }
if (clazz.isArray()) { if (clazz.isArray()) {
var raw = ((ArrayValue)obj).toArray(); var raw = ((ArrayValue)obj).toArray();
Object res = Array.newInstance(clazz.getComponentType(), raw.length); Object res = Array.newInstance(clazz.getComponentType(), raw.length);
for (var i = 0; i < raw.length; i++) Array.set(res, i, convert(ctx, raw[i], Object.class)); for (var i = 0; i < raw.length; i++) Array.set(res, i, convert(ext, raw[i], Object.class));
return (T)res; return (T)res;
} }
} }
@ -508,25 +510,25 @@ public class Values {
if (obj instanceof ObjectValue && clazz.isAssignableFrom(HashMap.class)) { if (obj instanceof ObjectValue && clazz.isAssignableFrom(HashMap.class)) {
var res = new HashMap<>(); var res = new HashMap<>();
for (var el : ((ObjectValue)obj).values.entrySet()) res.put( for (var el : ((ObjectValue)obj).values.entrySet()) res.put(
convert(ctx, el.getKey(), null), convert(ext, el.getKey(), null),
convert(ctx, el.getValue(), null) convert(ext, el.getValue(), null)
); );
return (T)res; return (T)res;
} }
if (clazz == String.class) return (T)toString(ctx, obj); if (clazz == String.class) return (T)toString(ext, obj);
if (clazz == Boolean.class || clazz == Boolean.TYPE) return (T)(Boolean)toBoolean(obj); if (clazz == Boolean.class || clazz == Boolean.TYPE) return (T)(Boolean)toBoolean(obj);
if (clazz == Byte.class || clazz == byte.class) return (T)(Byte)(byte)toNumber(ctx, obj); if (clazz == Byte.class || clazz == byte.class) return (T)(Byte)(byte)toNumber(ext, obj);
if (clazz == Integer.class || clazz == int.class) return (T)(Integer)(int)toNumber(ctx, obj); if (clazz == Integer.class || clazz == int.class) return (T)(Integer)(int)toNumber(ext, obj);
if (clazz == Long.class || clazz == long.class) return (T)(Long)(long)toNumber(ctx, obj); if (clazz == Long.class || clazz == long.class) return (T)(Long)(long)toNumber(ext, obj);
if (clazz == Short.class || clazz == short.class) return (T)(Short)(short)toNumber(ctx, obj); if (clazz == Short.class || clazz == short.class) return (T)(Short)(short)toNumber(ext, obj);
if (clazz == Float.class || clazz == float.class) return (T)(Float)(float)toNumber(ctx, obj); if (clazz == Float.class || clazz == float.class) return (T)(Float)(float)toNumber(ext, obj);
if (clazz == Double.class || clazz == double.class) return (T)(Double)toNumber(ctx, obj); if (clazz == Double.class || clazz == double.class) return (T)(Double)toNumber(ext, obj);
if (clazz == Character.class || clazz == char.class) { if (clazz == Character.class || clazz == char.class) {
if (obj instanceof Number) return (T)(Character)(char)number(obj); if (obj instanceof Number) return (T)(Character)(char)number(obj);
else { else {
var res = toString(ctx, obj); var res = toString(ext, obj);
if (res.length() == 0) throw new ConvertException("\"\"", "Character"); if (res.length() == 0) throw new ConvertException("\"\"", "Character");
else return (T)(Character)res.charAt(0); else return (T)(Character)res.charAt(0);
} }
@ -535,23 +537,23 @@ public class Values {
if (obj == null) return null; if (obj == null) return null;
if (clazz.isInstance(obj)) return (T)obj; if (clazz.isInstance(obj)) return (T)obj;
if (clazz.isAssignableFrom(NativeWrapper.class)) { if (clazz.isAssignableFrom(NativeWrapper.class)) {
return (T)NativeWrapper.of(ctx, obj); return (T)NativeWrapper.of(ext, obj);
} }
throw new ConvertException(type(obj), clazz.getSimpleName()); throw new ConvertException(type(obj), clazz.getSimpleName());
} }
public static Iterable<Object> fromJSIterator(Context ctx, Object obj) { public static Iterable<Object> fromJSIterator(Extensions ext, Object obj) {
return () -> { return () -> {
try { try {
var symbol = Symbol.get("Symbol.iterator"); var symbol = Symbol.get("Symbol.iterator");
var iteratorFunc = getMember(ctx, obj, symbol); var iteratorFunc = getMember(ext, obj, symbol);
if (!(iteratorFunc instanceof FunctionValue)) return Collections.emptyIterator(); if (!(iteratorFunc instanceof FunctionValue)) return Collections.emptyIterator();
var iterator = iteratorFunc instanceof FunctionValue ? var iterator = iteratorFunc instanceof FunctionValue ?
((FunctionValue)iteratorFunc).call(ctx, obj, obj) : ((FunctionValue)iteratorFunc).call(ext, obj, obj) :
iteratorFunc; iteratorFunc;
var nextFunc = getMember(ctx, call(ctx, iteratorFunc, obj), "next"); var nextFunc = getMember(ext, call(ext, iteratorFunc, obj), "next");
if (!(nextFunc instanceof FunctionValue)) return Collections.emptyIterator(); if (!(nextFunc instanceof FunctionValue)) return Collections.emptyIterator();
@ -563,11 +565,11 @@ public class Values {
private void loadNext() { private void loadNext() {
if (next == null) value = null; if (next == null) value = null;
else if (consumed) { else if (consumed) {
var curr = next.call(ctx, iterator); var curr = next.call(ext, iterator);
if (curr == null) { next = null; value = null; } if (curr == null) { next = null; value = null; }
if (toBoolean(Values.getMember(ctx, curr, "done"))) { next = null; value = null; } if (toBoolean(Values.getMember(ext, curr, "done"))) { next = null; value = null; }
else { else {
this.value = Values.getMember(ctx, curr, "value"); this.value = Values.getMember(ext, curr, "value");
consumed = false; consumed = false;
} }
} }
@ -594,17 +596,17 @@ public class Values {
}; };
} }
public static ObjectValue toJSIterator(Context ctx, Iterator<?> it) { public static ObjectValue toJSIterator(Extensions ext, Iterator<?> it) {
var res = new ObjectValue(); var res = new ObjectValue();
try { try {
var key = getMember(ctx, getMember(ctx, ctx.get(Environment.SYMBOL_PROTO), "constructor"), "iterator"); var key = getMember(ext, getMember(ext, ext.get(Environment.SYMBOL_PROTO), "constructor"), "iterator");
res.defineProperty(ctx, key, new NativeFunction("", args -> args.self)); res.defineProperty(ext, key, new NativeFunction("", args -> args.self));
} }
catch (IllegalArgumentException | NullPointerException e) { } catch (IllegalArgumentException | NullPointerException e) { }
res.defineProperty(ctx, "next", new NativeFunction("", args -> { res.defineProperty(ext, "next", new NativeFunction("", args -> {
if (!it.hasNext()) return new ObjectValue(ctx, Map.of("done", true)); if (!it.hasNext()) return new ObjectValue(ext, Map.of("done", true));
else { else {
var obj = new ObjectValue(); var obj = new ObjectValue();
obj.defineProperty(args.ctx, "value", it.next()); obj.defineProperty(args.ctx, "value", it.next());
@ -615,22 +617,22 @@ public class Values {
return res; return res;
} }
public static ObjectValue toJSIterator(Context ctx, Iterable<?> it) { public static ObjectValue toJSIterator(Extensions ext, Iterable<?> it) {
return toJSIterator(ctx, it.iterator()); return toJSIterator(ext, it.iterator());
} }
public static ObjectValue toJSAsyncIterator(Context ctx, Iterator<?> it) { public static ObjectValue toJSAsyncIterator(Extensions ext, Iterator<?> it) {
var res = new ObjectValue(); var res = new ObjectValue();
try { try {
var key = getMemberPath(ctx, ctx.get(Environment.SYMBOL_PROTO), "constructor", "asyncIterator"); var key = getMemberPath(ext, ext.get(Environment.SYMBOL_PROTO), "constructor", "asyncIterator");
res.defineProperty(ctx, key, new NativeFunction("", args -> args.self)); res.defineProperty(ext, key, new NativeFunction("", args -> args.self));
} }
catch (IllegalArgumentException | NullPointerException e) { } catch (IllegalArgumentException | NullPointerException e) { }
res.defineProperty(ctx, "next", new NativeFunction("", args -> { res.defineProperty(ext, "next", new NativeFunction("", args -> {
return PromiseLib.await(args.ctx, () -> { return PromiseLib.await(args.ctx, () -> {
if (!it.hasNext()) return new ObjectValue(ctx, Map.of("done", true)); if (!it.hasNext()) return new ObjectValue(ext, Map.of("done", true));
else { else {
var obj = new ObjectValue(); var obj = new ObjectValue();
obj.defineProperty(args.ctx, "value", it.next()); obj.defineProperty(args.ctx, "value", it.next());
@ -652,14 +654,14 @@ public class Values {
if (protoObj.values.size() + protoObj.properties.size() != 1) return false; if (protoObj.values.size() + protoObj.properties.size() != 1) return false;
return true; return true;
} }
private static String toReadable(Context ctx, Object val, HashSet<Object> passed, int tab) { private static String toReadable(Extensions ext, Object val, HashSet<Object> passed, int tab) {
if (tab == 0 && val instanceof String) return (String)val; if (tab == 0 && val instanceof String) return (String)val;
if (passed.contains(val)) return "[circular]"; if (passed.contains(val)) return "[circular]";
var printed = true; var printed = true;
var res = new StringBuilder(); var res = new StringBuilder();
var dbg = DebugContext.get(ctx); var dbg = DebugContext.get(ext);
if (val instanceof FunctionValue) { if (val instanceof FunctionValue) {
res.append(val.toString()); res.append(val.toString());
@ -673,7 +675,7 @@ public class Values {
for (int i = 0; i < obj.size(); i++) { for (int i = 0; i < obj.size(); i++) {
if (i != 0) res.append(", "); if (i != 0) res.append(", ");
else res.append(" "); else res.append(" ");
if (obj.has(i)) res.append(toReadable(ctx, obj.get(i), passed, tab)); if (obj.has(i)) res.append(toReadable(ext, obj.get(i), passed, tab));
else res.append("<empty>"); else res.append("<empty>");
} }
res.append(" ] "); res.append(" ] ");
@ -700,14 +702,14 @@ public class Values {
for (var el : obj.values.entrySet()) { for (var el : obj.values.entrySet()) {
for (int i = 0; i < tab + 1; i++) res.append(" "); for (int i = 0; i < tab + 1; i++) res.append(" ");
res.append(toReadable(ctx, el.getKey(), passed, tab + 1)); res.append(toReadable(ext, el.getKey(), passed, tab + 1));
res.append(": "); res.append(": ");
res.append(toReadable(ctx, el.getValue(), passed, tab + 1)); res.append(toReadable(ext, el.getValue(), passed, tab + 1));
res.append(",\n"); res.append(",\n");
} }
for (var el : obj.properties.entrySet()) { for (var el : obj.properties.entrySet()) {
for (int i = 0; i < tab + 1; i++) res.append(" "); for (int i = 0; i < tab + 1; i++) res.append(" ");
res.append(toReadable(ctx, el.getKey(), passed, tab + 1)); res.append(toReadable(ext, el.getKey(), passed, tab + 1));
res.append(": [prop],\n"); res.append(": [prop],\n");
} }
@ -720,23 +722,23 @@ public class Values {
else if (val == null) return "undefined"; else if (val == null) return "undefined";
else if (val == Values.NULL) return "null"; else if (val == Values.NULL) return "null";
else if (val instanceof String) return "'" + val + "'"; else if (val instanceof String) return "'" + val + "'";
else return Values.toString(ctx, val); else return Values.toString(ext, val);
return res.toString(); return res.toString();
} }
public static String toReadable(Context ctx, Object val) { public static String toReadable(Extensions ext, Object val) {
return toReadable(ctx, val, new HashSet<>(), 0); return toReadable(ext, val, new HashSet<>(), 0);
} }
public static String errorToReadable(RuntimeException err, String prefix) { public static String errorToReadable(RuntimeException err, String prefix) {
prefix = prefix == null ? "Uncaught" : "Uncaught " + prefix; prefix = prefix == null ? "Uncaught" : "Uncaught " + prefix;
if (err instanceof EngineException) { if (err instanceof EngineException) {
var ee = ((EngineException)err); var ee = ((EngineException)err);
try { try {
return prefix + " " + ee.toString(new Context(ee.env)); return prefix + " " + ee.toString(ee.ext);
} }
catch (EngineException ex) { catch (EngineException ex) {
return prefix + " " + toReadable(new Context(ee.env), ee.value); return prefix + " " + toReadable(ee.ext, ee.value);
} }
} }
else if (err instanceof SyntaxException) { else if (err instanceof SyntaxException) {
@ -750,8 +752,8 @@ public class Values {
return prefix + " internal error " + str.toString(); return prefix + " internal error " + str.toString();
} }
} }
public static void printValue(Context ctx, Object val) { public static void printValue(Extensions ext, Object val) {
System.out.print(toReadable(ctx, val)); System.out.print(toReadable(ext, val));
} }
public static void printError(RuntimeException err, String prefix) { public static void printError(RuntimeException err, String prefix) {
System.out.println(errorToReadable(err, prefix)); System.out.println(errorToReadable(err, prefix));

84
src/java/me/topchetoeu/jscript/utils/debug/SimpleDebugger.java
View File

@ -27,6 +27,7 @@ import me.topchetoeu.jscript.runtime.Context;
import me.topchetoeu.jscript.runtime.Engine; import me.topchetoeu.jscript.runtime.Engine;
import me.topchetoeu.jscript.runtime.Environment; import me.topchetoeu.jscript.runtime.Environment;
import me.topchetoeu.jscript.runtime.EventLoop; import me.topchetoeu.jscript.runtime.EventLoop;
import me.topchetoeu.jscript.runtime.Extensions;
import me.topchetoeu.jscript.runtime.Frame; import me.topchetoeu.jscript.runtime.Frame;
import me.topchetoeu.jscript.runtime.debug.DebugContext; import me.topchetoeu.jscript.runtime.debug.DebugContext;
import me.topchetoeu.jscript.runtime.exceptions.EngineException; import me.topchetoeu.jscript.runtime.exceptions.EngineException;
@ -149,7 +150,7 @@ public class SimpleDebugger implements Debugger {
this.frame = frame; this.frame = frame;
this.id = id; this.id = id;
this.global = frame.function.environment.global.obj; this.global = GlobalScope.get(frame.ctx).obj;
this.local = frame.getLocalScope(); this.local = frame.getLocalScope();
this.capture = frame.getCaptureScope(); this.capture = frame.getCaptureScope();
Values.makePrototypeChain(frame.ctx, global, capture, local); Values.makePrototypeChain(frame.ctx, global, capture, local);
@ -162,29 +163,29 @@ public class SimpleDebugger implements Debugger {
.add(new JSONMap() .add(new JSONMap()
.set("type", "local") .set("type", "local")
.set("name", "Local Scope") .set("name", "Local Scope")
.set("object", serializeObj(frame.ctx.environment, local)) .set("object", serializeObj(frame.ctx, local))
) )
.add(new JSONMap() .add(new JSONMap()
.set("type", "closure") .set("type", "closure")
.set("name", "Closure") .set("name", "Closure")
.set("object", serializeObj(frame.ctx.environment, capture)) .set("object", serializeObj(frame.ctx, capture))
) )
.add(new JSONMap() .add(new JSONMap()
.set("type", "global") .set("type", "global")
.set("name", "Global Scope") .set("name", "Global Scope")
.set("object", serializeObj(frame.ctx.environment, global)) .set("object", serializeObj(frame.ctx.extensions, global))
) )
.add(new JSONMap() .add(new JSONMap()
.set("type", "other") .set("type", "other")
.set("name", "Value Stack") .set("name", "Value Stack")
.set("object", serializeObj(frame.ctx.environment, valstack)) .set("object", serializeObj(frame.ctx.extensions, valstack))
) )
); );
} }
} }
private class ObjRef { private class ObjRef {
public final ObjectValue obj; public final ObjectValue obj;
public final Environment env; public final Extensions ext;
public final HashSet<String> heldGroups = new HashSet<>(); public final HashSet<String> heldGroups = new HashSet<>();
public boolean held = true; public boolean held = true;
@ -192,19 +193,19 @@ public class SimpleDebugger implements Debugger {
return !held && heldGroups.size() == 0; return !held && heldGroups.size() == 0;
} }
public ObjRef(Environment env, ObjectValue obj) { public ObjRef(Extensions ext, ObjectValue obj) {
this.env = env; this.ext = ext;
this.obj = obj; this.obj = obj;
} }
} }
private static class RunResult { private static class RunResult {
public final Environment ctx; public final Extensions ext;
public final Object result; public final Object result;
public final EngineException error; public final EngineException error;
public RunResult(Environment env, Object result, EngineException error) { public RunResult(Extensions ext, Object result, EngineException error) {
this.ctx = env; this.ext = ext;
this.result = result; this.result = result;
this.error = error; this.error = error;
} }
@ -338,10 +339,10 @@ public class SimpleDebugger implements Debugger {
.set("columnNumber", loc.start() - 1); .set("columnNumber", loc.start() - 1);
} }
private JSONMap serializeObj(Environment env, Object val, boolean byValue) { private JSONMap serializeObj(Extensions env, Object val, boolean byValue) {
val = Values.normalize(null, val); val = Values.normalize(null, val);
env = sanitizeEnvironment(env); env = sanitizeEnvironment(env);
var ctx = env.context(); var ctx = Context.of(env);
if (val == Values.NULL) { if (val == Values.NULL) {
return new JSONMap() return new JSONMap()
@ -400,7 +401,7 @@ public class SimpleDebugger implements Debugger {
} }
if (byValue) try { res.put("value", JSON.fromJs(env.context(), obj)); } if (byValue) try { res.put("value", JSON.fromJs(env, obj)); }
catch (Exception e) { } catch (Exception e) { }
return res; return res;
@ -426,8 +427,8 @@ public class SimpleDebugger implements Debugger {
throw new IllegalArgumentException("Unexpected JS object."); throw new IllegalArgumentException("Unexpected JS object.");
} }
private JSONMap serializeObj(Environment env, Object val) { private JSONMap serializeObj(Extensions ext, Object val) {
return serializeObj(env, val, false); return serializeObj(ext, val, false);
} }
private void addObjectGroup(String name, Object val) { private void addObjectGroup(String name, Object val) {
if (val instanceof ObjectValue) { if (val instanceof ObjectValue) {
@ -466,11 +467,11 @@ public class SimpleDebugger implements Debugger {
else return JSON.toJs(res); else return JSON.toJs(res);
} }
private JSONMap serializeException(Environment env, EngineException err) { private JSONMap serializeException(Extensions ext, EngineException err) {
String text = null; String text = null;
try { try {
text = Values.toString(env.context(), err.value); text = Values.toString(Context.of(ext), err.value);
} }
catch (EngineException e) { catch (EngineException e) {
text = "[error while stringifying]"; text = "[error while stringifying]";
@ -478,7 +479,7 @@ public class SimpleDebugger implements Debugger {
var res = new JSONMap() var res = new JSONMap()
.set("exceptionId", nextId()) .set("exceptionId", nextId())
.set("exception", serializeObj(env, err.value)) .set("exception", serializeObj(ext, err.value))
.set("text", text); .set("text", text);
return res; return res;
@ -539,8 +540,8 @@ public class SimpleDebugger implements Debugger {
} }
} }
private Environment sanitizeEnvironment(Environment env) { private Extensions sanitizeEnvironment(Extensions ext) {
var res = env.child(); var res = ext.child();
res.remove(EventLoop.KEY); res.remove(EventLoop.KEY);
res.remove(DebugContext.KEY); res.remove(DebugContext.KEY);
@ -552,12 +553,13 @@ public class SimpleDebugger implements Debugger {
private RunResult run(DebugFrame codeFrame, String code) { private RunResult run(DebugFrame codeFrame, String code) {
if (codeFrame == null) return new RunResult(null, code, new EngineException("Invalid code frame!")); if (codeFrame == null) return new RunResult(null, code, new EngineException("Invalid code frame!"));
var engine = new Engine(); var engine = new Engine();
var env = codeFrame.frame.ctx.environment.copy(); var env = codeFrame.frame.ctx.extensions.copy();
env.global = new GlobalScope(codeFrame.local);
env.remove(EventLoop.KEY);
env.remove(DebugContext.KEY); env.remove(DebugContext.KEY);
env.remove(EventLoop.KEY);
env.remove(GlobalScope.KEY);
env.add(EventLoop.KEY, engine); env.add(EventLoop.KEY, engine);
env.add(GlobalScope.KEY, new GlobalScope(codeFrame.local));
var awaiter = engine.pushMsg(false, env, new Filename("jscript", "eval"), code, codeFrame.frame.thisArg, codeFrame.frame.args); var awaiter = engine.pushMsg(false, env, new Filename("jscript", "eval"), code, codeFrame.frame.thisArg, codeFrame.frame.args);
@ -569,12 +571,12 @@ public class SimpleDebugger implements Debugger {
catch (SyntaxException e) { return new RunResult(env, null, EngineException.ofSyntax(e.toString())); } catch (SyntaxException e) { return new RunResult(env, null, EngineException.ofSyntax(e.toString())); }
} }
private ObjectValue vscodeAutoSuggest(Environment env, Object target, String query, boolean variable) { private ObjectValue vscodeAutoSuggest(Extensions ext, Object target, String query, boolean variable) {
var res = new ArrayValue(); var res = new ArrayValue();
var passed = new HashSet<String>(); var passed = new HashSet<String>();
var tildas = "~"; var tildas = "~";
var ctx = env.context(); var ctx = Context.of(ext);
if (target == null) target = env.global; if (target == null) target = GlobalScope.get(ext);
for (var proto = target; proto != null && proto != Values.NULL; proto = Values.getPrototype(ctx, proto)) { for (var proto = target; proto != null && proto != Values.NULL; proto = Values.getPrototype(ctx, proto)) {
for (var el : Values.getMembers(ctx, proto, true, true)) { for (var el : Values.getMembers(ctx, proto, true, true)) {
@ -827,8 +829,8 @@ public class SimpleDebugger implements Debugger {
if (group != null) addObjectGroup(group, res.result); if (group != null) addObjectGroup(group, res.result);
if (res.error != null) ws.send(msg.respond(new JSONMap().set("exceptionDetails", serializeException(res.ctx, res.error)))); if (res.error != null) ws.send(msg.respond(new JSONMap().set("exceptionDetails", serializeException(res.ext, res.error))));
else ws.send(msg.respond(new JSONMap().set("result", serializeObj(res.ctx, res.result)))); else ws.send(msg.respond(new JSONMap().set("result", serializeObj(res.ext, res.result))));
} }
@Override public synchronized void releaseObjectGroup(V8Message msg) throws IOException { @Override public synchronized void releaseObjectGroup(V8Message msg) throws IOException {
@ -851,8 +853,8 @@ public class SimpleDebugger implements Debugger {
@Override public synchronized void getProperties(V8Message msg) throws IOException { @Override public synchronized void getProperties(V8Message msg) throws IOException {
var ref = idToObject.get(Integer.parseInt(msg.params.string("objectId"))); var ref = idToObject.get(Integer.parseInt(msg.params.string("objectId")));
var obj = ref.obj; var obj = ref.obj;
var env = ref.env; var ext = ref.ext;
var ctx = env.context(); var ctx = Context.of(ext);
var res = new JSONList(); var res = new JSONList();
var own = true; var own = true;
@ -865,8 +867,8 @@ public class SimpleDebugger implements Debugger {
var prop = obj.properties.get(key); var prop = obj.properties.get(key);
propDesc.set("name", Values.toString(ctx, key)); propDesc.set("name", Values.toString(ctx, key));
if (prop.getter != null) propDesc.set("get", serializeObj(env, prop.getter)); if (prop.getter != null) propDesc.set("get", serializeObj(ext, prop.getter));
if (prop.setter != null) propDesc.set("set", serializeObj(env, prop.setter)); if (prop.setter != null) propDesc.set("set", serializeObj(ext, prop.setter));
propDesc.set("enumerable", obj.memberEnumerable(key)); propDesc.set("enumerable", obj.memberEnumerable(key));
propDesc.set("configurable", obj.memberConfigurable(key)); propDesc.set("configurable", obj.memberConfigurable(key));
propDesc.set("isOwn", true); propDesc.set("isOwn", true);
@ -874,7 +876,7 @@ public class SimpleDebugger implements Debugger {
} }
else { else {
propDesc.set("name", Values.toString(ctx, key)); propDesc.set("name", Values.toString(ctx, key));
propDesc.set("value", serializeObj(env, Values.getMember(ctx, obj, key))); propDesc.set("value", serializeObj(ext, Values.getMember(ctx, obj, key)));
propDesc.set("writable", obj.memberWritable(key)); propDesc.set("writable", obj.memberWritable(key));
propDesc.set("enumerable", obj.memberEnumerable(key)); propDesc.set("enumerable", obj.memberEnumerable(key));
propDesc.set("configurable", obj.memberConfigurable(key)); propDesc.set("configurable", obj.memberConfigurable(key));
@ -888,7 +890,7 @@ public class SimpleDebugger implements Debugger {
if (own) { if (own) {
var protoDesc = new JSONMap(); var protoDesc = new JSONMap();
protoDesc.set("name", "__proto__"); protoDesc.set("name", "__proto__");
protoDesc.set("value", serializeObj(env, proto == null ? Values.NULL : proto)); protoDesc.set("value", serializeObj(ext, proto == null ? Values.NULL : proto));
protoDesc.set("writable", true); protoDesc.set("writable", true);
protoDesc.set("enumerable", false); protoDesc.set("enumerable", false);
protoDesc.set("configurable", false); protoDesc.set("configurable", false);
@ -915,8 +917,8 @@ public class SimpleDebugger implements Debugger {
var thisArgRef = idToObject.get(Integer.parseInt(msg.params.string("objectId"))); var thisArgRef = idToObject.get(Integer.parseInt(msg.params.string("objectId")));
var thisArg = thisArgRef.obj; var thisArg = thisArgRef.obj;
var env = thisArgRef.env; var ext = thisArgRef.ext;
var ctx = env.context(); var ctx = Context.of(ext);
while (true) { while (true) {
var start = src.lastIndexOf("//# sourceURL="); var start = src.lastIndexOf("//# sourceURL=");
@ -939,20 +941,20 @@ public class SimpleDebugger implements Debugger {
} }
else if (compare(src, VSCODE_CALL)) { else if (compare(src, VSCODE_CALL)) {
var func = (FunctionValue)(args.size() < 1 ? null : args.get(0)); var func = (FunctionValue)(args.size() < 1 ? null : args.get(0));
ws.send(msg.respond(new JSONMap().set("result", serializeObj(env, func.call(ctx, thisArg))))); ws.send(msg.respond(new JSONMap().set("result", serializeObj(ext, func.call(ctx, thisArg)))));
} }
else if (compare(src, VSCODE_AUTOCOMPLETE)) { else if (compare(src, VSCODE_AUTOCOMPLETE)) {
var target = args.get(0); var target = args.get(0);
if (target == null) target = thisArg; if (target == null) target = thisArg;
res = vscodeAutoSuggest(env, target, Values.toString(ctx, args.get(1)), Values.toBoolean(args.get(2))); res = vscodeAutoSuggest(ext, target, Values.toString(ctx, args.get(1)), Values.toBoolean(args.get(2)));
} }
else { else {
ws.send(new V8Error("Please use well-known functions with callFunctionOn")); ws.send(new V8Error("Please use well-known functions with callFunctionOn"));
return; return;
} }
ws.send(msg.respond(new JSONMap().set("result", serializeObj(env, res, byValue)))); ws.send(msg.respond(new JSONMap().set("result", serializeObj(ext, res, byValue))));
} }
catch (EngineException e) { ws.send(msg.respond(new JSONMap().set("exceptionDetails", serializeException(env, e)))); } catch (EngineException e) { ws.send(msg.respond(new JSONMap().set("exceptionDetails", serializeException(ext, e)))); }
} }
@Override public synchronized void runtimeEnable(V8Message msg) throws IOException { @Override public synchronized void runtimeEnable(V8Message msg) throws IOException {

20
src/java/me/topchetoeu/jscript/utils/interop/Arguments.java
View File

@ -3,14 +3,32 @@ package me.topchetoeu.jscript.utils.interop;
import java.lang.reflect.Array; import java.lang.reflect.Array;
import me.topchetoeu.jscript.runtime.Context; import me.topchetoeu.jscript.runtime.Context;
import me.topchetoeu.jscript.runtime.Extensions;
import me.topchetoeu.jscript.runtime.Key;
import me.topchetoeu.jscript.runtime.values.NativeWrapper; import me.topchetoeu.jscript.runtime.values.NativeWrapper;
import me.topchetoeu.jscript.runtime.values.Values; import me.topchetoeu.jscript.runtime.values.Values;
public class Arguments { public class Arguments implements Extensions {
public final Object self; public final Object self;
public final Object[] args; public final Object[] args;
public final Context ctx; public final Context ctx;
@Override public <T> void add(Key<T> key, T obj) {
ctx.add(key, obj);
}
@Override public <T> T get(Key<T> key) {
return ctx.get(key);
}
@Override public boolean has(Key<?> key) {
return ctx.has(key);
}
@Override public boolean remove(Key<?> key) {
return ctx.remove(key);
}
@Override public Iterable<Key<?>> keys() {
return ctx.keys();
}
public int n() { public int n() {
return args.length; return args.length;
} }

21
src/java/me/topchetoeu/jscript/utils/interop/NativeWrapperProvider.java
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@ -11,8 +11,9 @@ import java.util.stream.Collectors;
import me.topchetoeu.jscript.common.Location; import me.topchetoeu.jscript.common.Location;
import me.topchetoeu.jscript.runtime.Context; import me.topchetoeu.jscript.runtime.Context;
import me.topchetoeu.jscript.runtime.Environment; import me.topchetoeu.jscript.runtime.Copyable;
import me.topchetoeu.jscript.runtime.WrapperProvider; import me.topchetoeu.jscript.runtime.Extensions;
import me.topchetoeu.jscript.runtime.Key;
import me.topchetoeu.jscript.runtime.exceptions.EngineException; import me.topchetoeu.jscript.runtime.exceptions.EngineException;
import me.topchetoeu.jscript.runtime.exceptions.InterruptException; import me.topchetoeu.jscript.runtime.exceptions.InterruptException;
import me.topchetoeu.jscript.runtime.values.FunctionValue; import me.topchetoeu.jscript.runtime.values.FunctionValue;
@ -21,7 +22,9 @@ import me.topchetoeu.jscript.runtime.values.ObjectValue;
import me.topchetoeu.jscript.runtime.values.Symbol; import me.topchetoeu.jscript.runtime.values.Symbol;
import me.topchetoeu.jscript.runtime.values.Values; import me.topchetoeu.jscript.runtime.values.Values;
public class NativeWrapperProvider implements WrapperProvider { public class NativeWrapperProvider implements Copyable {
public static final Key<NativeWrapperProvider> KEY = new Key<>();
private final HashMap<Class<?>, FunctionValue> constructors = new HashMap<>(); private final HashMap<Class<?>, FunctionValue> constructors = new HashMap<>();
private final HashMap<Class<?>, ObjectValue> prototypes = new HashMap<>(); private final HashMap<Class<?>, ObjectValue> prototypes = new HashMap<>();
private final HashMap<Class<?>, ObjectValue> namespaces = new HashMap<>(); private final HashMap<Class<?>, ObjectValue> namespaces = new HashMap<>();
@ -298,8 +301,8 @@ public class NativeWrapperProvider implements WrapperProvider {
var parentConstr = getConstr(parent); var parentConstr = getConstr(parent);
if (parentProto != null && parentConstr != null) { if (parentProto != null && parentConstr != null) {
Values.setPrototype(Context.NULL, proto, parentProto); Values.setPrototype(Extensions.EMPTY, proto, parentProto);
Values.setPrototype(Context.NULL, constr, parentConstr); Values.setPrototype(Extensions.EMPTY, constr, parentConstr);
return; return;
} }
@ -371,11 +374,13 @@ public class NativeWrapperProvider implements WrapperProvider {
return null; return null;
} }
@Override public WrapperProvider fork(Environment env) { public NativeWrapperProvider copy() {
var res = new NativeWrapperProvider(); var res = new NativeWrapperProvider();
for (var pair : classToProxy.entrySet()) { for (var pair : classToProxy.entrySet()) {
res.set(pair.getKey(), pair.getValue()); res.set(pair.getKey(), pair.getValue());
} }
return this; return this;
} }
@ -409,4 +414,8 @@ public class NativeWrapperProvider implements WrapperProvider {
} }
public NativeWrapperProvider() { } public NativeWrapperProvider() { }
public static NativeWrapperProvider get(Extensions ext) {
return ext.get(KEY);
}
} }

2
src/java/me/topchetoeu/jscript/utils/modules/ModuleRepo.java
View File

@ -25,7 +25,7 @@ public interface ModuleRepo {
if (modules.containsKey(name)) return modules.get(name); if (modules.containsKey(name)) return modules.get(name);
var env = ctx.environment.child(); var env = ctx.extensions.child();
env.add(CWD, fs.normalize(name, "..")); env.add(CWD, fs.normalize(name, ".."));
var mod = new SourceModule(filename, src, env); var mod = new SourceModule(filename, src, env);

10
src/java/me/topchetoeu/jscript/utils/modules/SourceModule.java
View File

@ -2,22 +2,22 @@ package me.topchetoeu.jscript.utils.modules;
import me.topchetoeu.jscript.common.Filename; import me.topchetoeu.jscript.common.Filename;
import me.topchetoeu.jscript.runtime.Context; import me.topchetoeu.jscript.runtime.Context;
import me.topchetoeu.jscript.runtime.Environment; import me.topchetoeu.jscript.runtime.Extensions;
public class SourceModule extends Module { public class SourceModule extends Module {
public final Filename filename; public final Filename filename;
public final String source; public final String source;
public final Environment env; public final Extensions ext;
@Override @Override
protected Object onLoad(Context ctx) { protected Object onLoad(Context ctx) {
var res = new Context(env).compile(filename, source); var res = new Context(ext).compile(filename, source);
return res.call(ctx); return res.call(ctx);
} }
public SourceModule(Filename filename, String source, Environment env) { public SourceModule(Filename filename, String source, Extensions ext) {
this.filename = filename; this.filename = filename;
this.source = source; this.source = source;
this.env = env; this.ext = ext;
} }
} }