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feat: implement new system for context tracking

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This commit is contained in:
TopchetoEU 2023-09-09 17:32:46 +03:00
parent 78b192babe
commit 0e04459fe7
Signed by: topchetoeu
GPG Key ID: 6531B8583E5F6ED4
48 changed files with 435 additions and 692 deletions
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9
lib/core.ts
View File

@ -29,9 +29,14 @@ interface Internals {
extensible(obj: object): boolean;
sort(arr: any[], comaprator: (a: any, b: any) => number): void;
constructor: {
log(...args: any[]): void;
}
}
var env: Environment = arguments[0], internals: Internals = arguments[1];
// @ts-ignore
var env: Environment = arguments[0], internals: Internals = arguments[1], log = internals.constructor.log;
try {
run('values/object');
@ -48,6 +53,8 @@ try {
run('regex');
run('timeout');
env.global.log = log;
log('Loaded polyfills!');
}
catch (e: any) {

11
lib/map.ts
View File

@ -1,10 +1,11 @@
define("map", () => {
const syms = { values: internals.symbol('Map.values') } as { readonly values: unique symbol };
const Object = env.global.Object;
class Map<KeyT, ValueT> {
[syms.values]: any = {};
public [Symbol.iterator](): IterableIterator<[KeyT, ValueT]> {
public [env.global.Symbol.iterator](): IterableIterator<[KeyT, ValueT]> {
return this.entries();
}
@ -28,7 +29,7 @@ define("map", () => {
if (i >= keys.length) return { done: true };
else return { done: false, value: [ keys[i], this[syms.values][keys[i++]] ] }
},
[Symbol.iterator]() { return this; }
[env.global.Symbol.iterator]() { return this; }
}
}
public keys(): IterableIterator<KeyT> {
@ -40,7 +41,7 @@ define("map", () => {
if (i >= keys.length) return { done: true };
else return { done: false, value: keys[i] }
},
[Symbol.iterator]() { return this; }
[env.global.Symbol.iterator]() { return this; }
}
}
public values(): IterableIterator<ValueT> {
@ -52,7 +53,7 @@ define("map", () => {
if (i >= keys.length) return { done: true };
else return { done: false, value: this[syms.values][keys[i++]] }
},
[Symbol.iterator]() { return this; }
[env.global.Symbol.iterator]() { return this; }
}
}
@ -80,7 +81,7 @@ define("map", () => {
}
public constructor(iterable: Iterable<[KeyT, ValueT]>) {
const it = iterable[Symbol.iterator]();
const it = iterable[env.global.Symbol.iterator]();
for (let el = it.next(); !el.done; el = it.next()) {
this[syms.values][el.value[0]] = el.value[1];

9
lib/set.ts
View File

@ -1,10 +1,11 @@
define("set", () => {
const syms = { values: internals.symbol('Map.values') } as { readonly values: unique symbol };
const Object = env.global.Object;
class Set<T> {
[syms.values]: any = {};
public [Symbol.iterator](): IterableIterator<[T, T]> {
public [env.global.Symbol.iterator](): IterableIterator<[T, T]> {
return this.entries();
}
@ -28,7 +29,7 @@ define("set", () => {
if (i >= keys.length) return { done: true };
else return { done: false, value: [ keys[i], keys[i] ] }
},
[Symbol.iterator]() { return this; }
[env.global.Symbol.iterator]() { return this; }
}
}
public keys(): IterableIterator<T> {
@ -40,7 +41,7 @@ define("set", () => {
if (i >= keys.length) return { done: true };
else return { done: false, value: keys[i] }
},
[Symbol.iterator]() { return this; }
[env.global.Symbol.iterator]() { return this; }
}
}
public values(): IterableIterator<T> {
@ -68,7 +69,7 @@ define("set", () => {
}
public constructor(iterable: Iterable<T>) {
const it = iterable[Symbol.iterator]();
const it = iterable[env.global.Symbol.iterator]();
for (let el = it.next(); !el.done; el = it.next()) {
this[syms.values][el.value] = undefined;

12
lib/values/array.ts
View File

@ -16,14 +16,14 @@ define("values/array", () => {
} as ArrayConstructor;
env.setProto('array', Array.prototype);
(Array.prototype as any)[Symbol.typeName] = "Array";
(Array.prototype as any)[env.global.Symbol.typeName] = "Array";
setConstr(Array.prototype, Array);
setProps(Array.prototype, {
[Symbol.iterator]: function() {
[env.global.Symbol.iterator]: function() {
return this.values();
},
[Symbol.typeName]: "Array",
[env.global.Symbol.typeName]: "Array",
values() {
var i = 0;
@ -35,7 +35,7 @@ define("values/array", () => {
}
return { done: true, value: undefined };
},
[Symbol.iterator]() { return this; }
[env.global.Symbol.iterator]() { return this; }
};
},
keys() {
@ -48,7 +48,7 @@ define("values/array", () => {
}
return { done: true, value: undefined };
},
[Symbol.iterator]() { return this; }
[env.global.Symbol.iterator]() { return this; }
};
},
entries() {
@ -61,7 +61,7 @@ define("values/array", () => {
}
return { done: true, value: undefined };
},
[Symbol.iterator]() { return this; }
[env.global.Symbol.iterator]() { return this; }
};
},
concat() {

4
lib/values/function.ts
View File

@ -117,7 +117,7 @@ define("values/function", () => {
},
return: (value) => new Promise((res, rej) => next(res, rej, 'ret', value)),
throw: (value) => new Promise((res, rej) => next(res, rej, 'err', value)),
[Symbol.asyncIterator]() { return this; }
[env.global.Symbol.asyncIterator]() { return this; }
}
}
},
@ -131,7 +131,7 @@ define("values/function", () => {
next: (...args) => internals.apply(it.next, it, args),
return: (val) => internals.apply(it.next, it, [val]),
throw: (val) => internals.apply(it.next, it, [val]),
[Symbol.iterator]() { return this; }
[env.global.Symbol.iterator]() { return this; }
}
}
}

2
lib/values/object.ts
View File

@ -216,7 +216,7 @@ define("values/object", () => {
return this;
},
toString() {
return '[object ' + (this[Symbol.typeName] ?? 'Unknown') + ']';
return '[object ' + (this[env.global.Symbol.typeName] ?? 'Unknown') + ']';
},
hasOwnProperty(key) {
return Object.hasOwn(this, key);

28
lib/values/string.ts
View File

@ -142,9 +142,9 @@ define("values/string", () => {
else throw new Error('This function may be used only with primitive or object strings.');
}
if (typeof term[Symbol.search] !== 'function') term = RegExp.escape(term);
if (typeof term[env.global.Symbol.search] !== 'function') term = RegExp.escape(term);
return term[Symbol.search](this, false, start);
return term[env.global.Symbol.search](this, false, start);
},
lastIndexOf(term: any, start) {
if (typeof this !== 'string') {
@ -152,9 +152,9 @@ define("values/string", () => {
else throw new Error('This function may be used only with primitive or object strings.');
}
if (typeof term[Symbol.search] !== 'function') term = RegExp.escape(term);
if (typeof term[env.global.Symbol.search] !== 'function') term = RegExp.escape(term);
return term[Symbol.search](this, true, start);
return term[env.global.Symbol.search](this, true, start);
},
includes(term, start) {
return this.indexOf(term, start) >= 0;
@ -166,9 +166,9 @@ define("values/string", () => {
else throw new Error('This function may be used only with primitive or object strings.');
}
if (typeof pattern[Symbol.replace] !== 'function') pattern = RegExp.escape(pattern);
if (typeof pattern[env.global.Symbol.replace] !== 'function') pattern = RegExp.escape(pattern);
return pattern[Symbol.replace](this, val);
return pattern[env.global.Symbol.replace](this, val);
},
replaceAll(pattern: any, val) {
if (typeof this !== 'string') {
@ -176,10 +176,10 @@ define("values/string", () => {
else throw new Error('This function may be used only with primitive or object strings.');
}
if (typeof pattern[Symbol.replace] !== 'function') pattern = RegExp.escape(pattern, "g");
if (typeof pattern[env.global.Symbol.replace] !== 'function') pattern = RegExp.escape(pattern, "g");
if (pattern instanceof RegExp && !pattern.global) pattern = new pattern.constructor(pattern.source, pattern.flags + "g");
return pattern[Symbol.replace](this, val);
return pattern[env.global.Symbol.replace](this, val);
},
match(pattern: any) {
@ -188,9 +188,9 @@ define("values/string", () => {
else throw new Error('This function may be used only with primitive or object strings.');
}
if (typeof pattern[Symbol.match] !== 'function') pattern = RegExp.escape(pattern);
if (typeof pattern[env.global.Symbol.match] !== 'function') pattern = RegExp.escape(pattern);
return pattern[Symbol.match](this);
return pattern[env.global.Symbol.match](this);
},
matchAll(pattern: any) {
if (typeof this !== 'string') {
@ -198,10 +198,10 @@ define("values/string", () => {
else throw new Error('This function may be used only with primitive or object strings.');
}
if (typeof pattern[Symbol.match] !== 'function') pattern = RegExp.escape(pattern, "g");
if (typeof pattern[env.global.Symbol.match] !== 'function') pattern = RegExp.escape(pattern, "g");
if (pattern instanceof RegExp && !pattern.global) pattern = new pattern.constructor(pattern.source, pattern.flags + "g");
return pattern[Symbol.match](this);
return pattern[env.global.Symbol.match](this);
},
split(pattern: any, lim, sensible) {
@ -210,9 +210,9 @@ define("values/string", () => {
else throw new Error('This function may be used only with primitive or object strings.');
}
if (typeof pattern[Symbol.split] !== 'function') pattern = RegExp.escape(pattern, "g");
if (typeof pattern[env.global.Symbol.split] !== 'function') pattern = RegExp.escape(pattern, "g");
return pattern[Symbol.split](this, lim, sensible);
return pattern[env.global.Symbol.split](this, lim, sensible);
},
slice(start, end) {
if (typeof this !== 'string') {

4
lib/values/symbol.ts
View File

@ -31,6 +31,6 @@ define("values/symbol", () => {
asyncIterator: Symbol('Symbol.asyncIterator') as any,
});
env.global.Object.defineProperty(Object.prototype, Symbol.typeName, { value: 'Object' });
env.global.Object.defineProperty(env.global, Symbol.typeName, { value: 'Window' });
internals.defineField(env.global.Object.prototype, Symbol.typeName, 'Object', false, false, false);
internals.defineField(env.global, Symbol.typeName, 'Window', false, false, false);
});

26
src/me/topchetoeu/jscript/Main.java
View File

@ -6,12 +6,11 @@ import java.io.InputStream;
import java.io.InputStreamReader;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.Map;
import me.topchetoeu.jscript.engine.CallContext;
import me.topchetoeu.jscript.engine.MessageContext;
import me.topchetoeu.jscript.engine.Context;
import me.topchetoeu.jscript.engine.Engine;
import me.topchetoeu.jscript.engine.Environment;
import me.topchetoeu.jscript.engine.values.NativeFunction;
import me.topchetoeu.jscript.engine.FunctionContext;
import me.topchetoeu.jscript.engine.values.Values;
import me.topchetoeu.jscript.events.Observer;
import me.topchetoeu.jscript.exceptions.EngineException;
@ -22,7 +21,7 @@ import me.topchetoeu.jscript.polyfills.Internals;
public class Main {
static Thread task;
static Engine engine;
static Environment env;
static FunctionContext env;
public static String streamToString(InputStream in) {
try {
@ -59,7 +58,7 @@ public class Main {
try {
try {
if (err instanceof EngineException) {
System.out.println("Uncaught " + ((EngineException)err).toString(new CallContext(engine, env)));
System.out.println("Uncaught " + ((EngineException)err).toString(new Context(null, new MessageContext(engine))));
}
else if (err instanceof SyntaxException) {
System.out.println("Syntax error:" + ((SyntaxException)err).msg);
@ -86,7 +85,8 @@ public class Main {
System.out.println(String.format("Running %s v%s by %s", Metadata.NAME, Metadata.VERSION, Metadata.AUTHOR));
var in = new BufferedReader(new InputStreamReader(System.in));
engine = new Engine();
env = new Environment(null, null, null);
env = new FunctionContext(null, null, null);
var builderEnv = new FunctionContext(null, new NativeTypeRegister(), null);
var exited = new boolean[1];
env.global.define("exit", ctx -> {
@ -103,16 +103,8 @@ public class Main {
throw new EngineException("Couldn't open do.js");
}
});
env.global.define(true, new NativeFunction("log", (el, t, _args) -> {
for (var obj : _args) Values.printValue(el, obj);
System.out.println();
return null;
}));
var builderEnv = env.child();
builderEnv.wrappersProvider = new NativeTypeRegister();
engine.pushMsg(false, Map.of(), builderEnv, "core.js", resourceToString("js/core.js"), null, env, new Internals());
engine.pushMsg(false, new Context(builderEnv, new MessageContext(engine)), "core.js", resourceToString("js/core.js"), null, env, new Internals()).toObservable().on(valuePrinter);
task = engine.start();
var reader = new Thread(() -> {
@ -122,7 +114,7 @@ public class Main {
var raw = in.readLine();
if (raw == null) break;
engine.pushMsg(false, Map.of(), env, "<stdio>", raw, null).toObservable().once(valuePrinter);
engine.pushMsg(false, new Context(env, new MessageContext(engine)), "<stdio>", raw, null).toObservable().once(valuePrinter);
}
catch (EngineException e) {
try {

2
src/me/topchetoeu/jscript/compilation/CompoundStatement.java
View File

@ -70,7 +70,7 @@ public class CompoundStatement extends Statement {
else return new CompoundStatement(loc(), res.toArray(Statement[]::new));
}
public CompoundStatement(Location loc, Statement... statements) {
public CompoundStatement(Location loc, Statement ...statements) {
super(loc);
this.statements = statements;
}

2
src/me/topchetoeu/jscript/compilation/Instruction.java
View File

@ -129,7 +129,7 @@ public class Instruction {
return params[i].equals(arg);
}
private Instruction(Location location, Type type, Object... params) {
private Instruction(Location location, Type type, Object ...params) {
this.location = location;
this.type = type;
this.params = params;

4
src/me/topchetoeu/jscript/compilation/values/CallStatement.java
View File

@ -31,12 +31,12 @@ public class CallStatement extends Statement {
target.add(Instruction.call(args.length).locate(loc()).setDebug(true));
}
public CallStatement(Location loc, Statement func, Statement... args) {
public CallStatement(Location loc, Statement func, Statement ...args) {
super(loc);
this.func = func;
this.args = args;
}
public CallStatement(Location loc, Statement obj, Object key, Statement... args) {
public CallStatement(Location loc, Statement obj, Object key, Statement ...args) {
super(loc);
this.func = new IndexStatement(loc, obj, new ConstantStatement(loc, key));
this.args = args;

2
src/me/topchetoeu/jscript/compilation/values/NewStatement.java
View File

@ -24,7 +24,7 @@ public class NewStatement extends Statement {
target.add(Instruction.callNew(args.length).locate(loc()).setDebug(true));
}
public NewStatement(Location loc, Statement func, Statement... args) {
public NewStatement(Location loc, Statement func, Statement ...args) {
super(loc);
this.func = func;
this.args = args;

2
src/me/topchetoeu/jscript/compilation/values/OperationStatement.java
View File

@ -63,7 +63,7 @@ public class OperationStatement extends Statement {
}
public OperationStatement(Location loc, Operation operation, Statement... args) {
public OperationStatement(Location loc, Operation operation, Statement ...args) {
super(loc);
this.operation = operation;
this.args = args;

13
src/me/topchetoeu/jscript/engine/BreakpointData.java
View File

@ -1,13 +0,0 @@
package me.topchetoeu.jscript.engine;
import me.topchetoeu.jscript.Location;
public class BreakpointData {
public final Location loc;
public final CallContext ctx;
public BreakpointData(Location loc, CallContext ctx) {
this.loc = loc;
this.ctx = ctx;
}
}

67
src/me/topchetoeu/jscript/engine/CallContext.java
View File

@ -1,67 +0,0 @@
package me.topchetoeu.jscript.engine;
import java.util.Collections;
import java.util.Hashtable;
import java.util.Map;
@SuppressWarnings("unchecked")
public class CallContext {
public static final class DataKey<T> {}
public final Engine engine;
public Environment environment;
private final Map<DataKey<?>, Object> data;
public Map<DataKey<?>, Object> data() { return Collections.unmodifiableMap(data); }
public CallContext copy() {
return new CallContext(engine, environment).mergeData(data);
}
public CallContext mergeData(Map<DataKey<?>, Object> objs) {
data.putAll(objs);
return this;
}
public <T> CallContext setData(DataKey<T> key, T val) {
if (val == null) data.remove(key);
else data.put(key, val);
return this;
}
public <T> T addData(DataKey<T> key, T val) {
if (data.containsKey(key)) return (T)data.get(key);
else {
if (val == null) data.remove(key);
else data.put(key, val);
return val;
}
}
public <T> T getData(DataKey<T> key) {
return getData(key, null);
}
public <T> T getData(DataKey<T> key, T defaultVal) {
if (!hasData(key)) return defaultVal;
else return (T)data.get(key);
}
public boolean hasData(DataKey<?> key) { return data.containsKey(key); }
public CallContext changeData(DataKey<Integer> key, int n, int start) {
return setData(key, getData(key, start) + n);
}
public CallContext changeData(DataKey<Integer> key, int n) {
return changeData(key, n, 0);
}
public CallContext changeData(DataKey<Integer> key) {
return changeData(key, 1, 0);
}
public CallContext(Engine engine, Environment env) {
this.engine = engine;
this.data = new Hashtable<>();
this.environment = env;
}
public CallContext(CallContext parent, Environment env) {
this.engine = parent.engine;
this.data = parent.data;
this.environment = env;
}
}

11
src/me/topchetoeu/jscript/engine/Context.java Normal file
View File

@ -0,0 +1,11 @@
package me.topchetoeu.jscript.engine;
public class Context {
public final FunctionContext function;
public final MessageContext message;
public Context(FunctionContext funcCtx, MessageContext msgCtx) {
this.function = funcCtx;
this.message = msgCtx;
}
}

8
src/me/topchetoeu/jscript/engine/DebugCommand.java
View File

@ -1,8 +0,0 @@
package me.topchetoeu.jscript.engine;
public enum DebugCommand {
NORMAL,
STEP_OVER,
STEP_OUT,
STEP_INTO,
}

32
src/me/topchetoeu/jscript/engine/Engine.java
View File

@ -3,7 +3,6 @@ package me.topchetoeu.jscript.engine;
import java.util.Map;
import java.util.concurrent.LinkedBlockingDeque;
import me.topchetoeu.jscript.engine.CallContext.DataKey;
import me.topchetoeu.jscript.engine.values.FunctionValue;
import me.topchetoeu.jscript.engine.values.Values;
import me.topchetoeu.jscript.events.Awaitable;
@ -15,16 +14,19 @@ public class Engine {
private class UncompiledFunction extends FunctionValue {
public final String filename;
public final String raw;
public final FunctionContext ctx;
@Override
public Object call(CallContext ctx, Object thisArg, Object... args) throws InterruptedException {
public Object call(Context ctx, Object thisArg, Object ...args) throws InterruptedException {
ctx = new Context(this.ctx, ctx.message);
return compile(ctx, filename, raw).call(ctx, thisArg, args);
}
public UncompiledFunction(String filename, String raw) {
public UncompiledFunction(FunctionContext ctx, String filename, String raw) {
super(filename, 0);
this.filename = filename;
this.raw = raw;
this.ctx = ctx;
}
}
@ -32,14 +34,12 @@ public class Engine {
public final FunctionValue func;
public final Object thisArg;
public final Object[] args;
public final Map<DataKey<?>, Object> data;
public final DataNotifier<Object> notifier = new DataNotifier<>();
public final Environment env;
public final MessageContext ctx;
public Task(Environment env, FunctionValue func, Map<DataKey<?>, Object> data, Object thisArg, Object[] args) {
this.env = env;
public Task(MessageContext ctx, FunctionValue func, Object thisArg, Object[] args) {
this.ctx = ctx;
this.func = func;
this.data = data;
this.thisArg = thisArg;
this.args = args;
}
@ -60,7 +60,7 @@ public class Engine {
private void runTask(Task task) throws InterruptedException {
try {
task.notifier.next(task.func.call(new CallContext(this, task.env).mergeData(task.data), task.thisArg, task.args));
task.notifier.next(task.func.call(new Context(null, new MessageContext(this)), task.thisArg, task.args));
}
catch (InterruptedException e) {
task.notifier.error(new RuntimeException(e));
@ -110,19 +110,19 @@ public class Engine {
return this.thread != null;
}
public Awaitable<Object> pushMsg(boolean micro, Map<DataKey<?>, Object> data, Environment env, FunctionValue func, Object thisArg, Object... args) {
var msg = new Task(env, func, data, thisArg, args);
public Awaitable<Object> pushMsg(boolean micro, MessageContext ctx, FunctionValue func, Object thisArg, Object ...args) {
var msg = new Task(ctx, func, thisArg, args);
if (micro) microTasks.addLast(msg);
else macroTasks.addLast(msg);
return msg.notifier;
}
public Awaitable<Object> pushMsg(boolean micro, Map<DataKey<?>, Object> data, Environment env, String filename, String raw, Object thisArg, Object... args) {
return pushMsg(micro, data, env, new UncompiledFunction(filename, raw), thisArg, args);
public Awaitable<Object> pushMsg(boolean micro, Context ctx, String filename, String raw, Object thisArg, Object ...args) {
return pushMsg(micro, ctx.message, new UncompiledFunction(ctx.function, filename, raw), thisArg, args);
}
public FunctionValue compile(CallContext ctx, String filename, String raw) throws InterruptedException {
var res = Values.toString(ctx, ctx.environment.compile.call(ctx, null, raw, filename));
return Parsing.compile(ctx.environment, filename, res);
public FunctionValue compile(Context ctx, String filename, String raw) throws InterruptedException {
var res = Values.toString(ctx, ctx.function.compile.call(ctx, null, raw, filename));
return Parsing.compile(ctx.function, filename, res);
}
// public Engine() {

10
src/me/topchetoeu/jscript/engine/Environment.java → src/me/topchetoeu/jscript/engine/FunctionContext.java
View File

@ -11,7 +11,7 @@ import me.topchetoeu.jscript.interop.Native;
import me.topchetoeu.jscript.interop.NativeGetter;
import me.topchetoeu.jscript.interop.NativeSetter;
public class Environment {
public class FunctionContext {
private HashMap<String, ObjectValue> prototypes = new HashMap<>();
public GlobalScope global;
public WrappersProvider wrappersProvider;
@ -48,21 +48,21 @@ public class Environment {
}
@Native
public Environment fork() {
var res = new Environment(compile, wrappersProvider, global);
public FunctionContext fork() {
var res = new FunctionContext(compile, wrappersProvider, global);
res.regexConstructor = regexConstructor;
res.prototypes = new HashMap<>(prototypes);
return res;
}
@Native
public Environment child() {
public FunctionContext child() {
var res = fork();
res.global = res.global.globalChild();
return res;
}
public Environment(FunctionValue compile, WrappersProvider nativeConverter, GlobalScope global) {
public FunctionContext(FunctionValue compile, WrappersProvider nativeConverter, GlobalScope global) {
if (compile == null) compile = new NativeFunction("compile", (ctx, thisArg, args) -> args.length == 0 ? "" : args[0]);
if (nativeConverter == null) nativeConverter = new WrappersProvider() {
public ObjectValue getConstr(Class<?> obj) {

33
src/me/topchetoeu/jscript/engine/MessageContext.java Normal file
View File

@ -0,0 +1,33 @@
package me.topchetoeu.jscript.engine;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import me.topchetoeu.jscript.engine.frame.CodeFrame;
import me.topchetoeu.jscript.exceptions.EngineException;
public class MessageContext {
public final Engine engine;
private final ArrayList<CodeFrame> frames = new ArrayList<>();
public int maxStackFrames = 1000;
public List<CodeFrame> frames() { return Collections.unmodifiableList(frames); }
public MessageContext pushFrame(CodeFrame frame) {
this.frames.add(frame);
if (this.frames.size() > maxStackFrames) throw EngineException.ofRange("Stack overflow!");
return this;
}
public boolean popFrame(CodeFrame frame) {
if (this.frames.size() == 0) return false;
if (this.frames.get(this.frames.size() - 1) != frame) return false;
this.frames.remove(this.frames.size() - 1);
return true;
}
public MessageContext(Engine engine) {
this.engine = engine;
}
}

74
src/me/topchetoeu/jscript/engine/frame/CodeFrame.java
View File

@ -4,9 +4,7 @@ import java.util.ArrayList;
import java.util.List;
import me.topchetoeu.jscript.Location;
import me.topchetoeu.jscript.engine.CallContext;
import me.topchetoeu.jscript.engine.DebugCommand;
import me.topchetoeu.jscript.engine.CallContext.DataKey;
import me.topchetoeu.jscript.engine.Context;
import me.topchetoeu.jscript.engine.scope.LocalScope;
import me.topchetoeu.jscript.engine.scope.ValueVariable;
import me.topchetoeu.jscript.engine.values.ArrayValue;
@ -44,11 +42,6 @@ public class CodeFrame {
}
}
public static final DataKey<Integer> STACK_N_KEY = new DataKey<>();
public static final DataKey<Integer> MAX_STACK_KEY = new DataKey<>();
public static final DataKey<Boolean> STOP_AT_START_KEY = new DataKey<>();
public static final DataKey<Boolean> STEPPING_TROUGH_KEY = new DataKey<>();
public final LocalScope scope;
public final Object thisArg;
public final Object[] args;
@ -59,7 +52,6 @@ public class CodeFrame {
public int stackPtr = 0;
public int codePtr = 0;
public boolean jumpFlag = false;
private DebugCommand debugCmd = null;
private Location prevLoc = null;
public void addTry(int n, int catchN, int finallyN) {
@ -92,7 +84,7 @@ public class CodeFrame {
return res;
}
public void push(CallContext ctx, Object val) {
public void push(Context ctx, Object val) {
if (stack.length <= stackPtr) {
var newStack = new Object[stack.length * 2];
System.arraycopy(stack, 0, newStack, 0, stack.length);
@ -101,21 +93,7 @@ public class CodeFrame {
stack[stackPtr++] = Values.normalize(ctx, val);
}
public void start(CallContext ctx) {
if (ctx.getData(STACK_N_KEY, 0) >= ctx.addData(MAX_STACK_KEY, 10000)) throw EngineException.ofRange("Stack overflow!");
ctx.changeData(STACK_N_KEY);
// var debugState = ctx.getData(Engine.DEBUG_STATE_KEY);
// if (debugState != null) debugState.pushFrame(this);
}
public void end(CallContext ctx) {
ctx.changeData(STACK_N_KEY, -1);
// var debugState = ctx.getData(Engine.DEBUG_STATE_KEY);
// if (debugState != null) debugState.popFrame();
}
private Object nextNoTry(CallContext ctx) throws InterruptedException {
private Object nextNoTry(Context ctx) throws InterruptedException {
if (Thread.currentThread().isInterrupted()) throw new InterruptedException();
if (codePtr < 0 || codePtr >= function.body.length) return null;
@ -124,39 +102,16 @@ public class CodeFrame {
var loc = instr.location;
if (loc != null) prevLoc = loc;
// var debugState = ctx.getData(Engine.DEBUG_STATE_KEY);
// if (debugCmd == null) {
// if (ctx.getData(STOP_AT_START_KEY, false)) debugCmd = DebugCommand.STEP_OVER;
// else debugCmd = DebugCommand.NORMAL;
// if (debugState != null) debugState.pushFrame(this);
// }
// if (debugState != null && loc != null) {
// if (
// instr.type == Type.NOP && instr.match("debug") || debugState.breakpoints.contains(loc) || (
// ctx.getData(STEPPING_TROUGH_KEY, false) &&
// (debugCmd == DebugCommand.STEP_INTO || debugCmd == DebugCommand.STEP_OVER)
// )
// ) {
// ctx.setData(STEPPING_TROUGH_KEY, true);
// debugState.breakpointNotifier.next(new BreakpointData(loc, ctx));
// debugCmd = debugState.commandNotifier.toAwaitable().await();
// if (debugCmd == DebugCommand.NORMAL) ctx.setData(STEPPING_TROUGH_KEY, false);
// }
// }
try {
this.jumpFlag = false;
return Runners.exec(ctx, debugCmd, instr, this);
return Runners.exec(ctx, instr, this);
}
catch (EngineException e) {
throw e.add(function.name, prevLoc);
}
}
public Object next(CallContext ctx, Object prevReturn, Object prevError) throws InterruptedException {
public Object next(Context ctx, Object prevReturn, Object prevError) throws InterruptedException {
TryCtx tryCtx = null;
if (prevError != Runners.NO_RETURN) prevReturn = Runners.NO_RETURN;
@ -256,6 +211,7 @@ public class CodeFrame {
catch (EngineException e) {
if (tryCtx.hasCatch) {
tryCtx.state = TryCtx.STATE_CATCH;
tryCtx.err = e;
codePtr = tryCtx.catchStart;
scope.catchVars.add(new ValueVariable(false, e.value));
return Runners.NO_RETURN;
@ -280,6 +236,7 @@ public class CodeFrame {
else return res;
}
catch (EngineException e) {
e.cause = tryCtx.err;
if (tryCtx.hasFinally) {
tryCtx.err = e;
tryCtx.state = TryCtx.STATE_FINALLY_THREW;
@ -290,23 +247,32 @@ public class CodeFrame {
codePtr = tryCtx.finallyStart;
return Runners.NO_RETURN;
}
else if (tryCtx.state == TryCtx.STATE_FINALLY_THREW) {
try {
return nextNoTry(ctx);
}
catch (EngineException e) {
e.cause = tryCtx.err;
throw e;
}
}
else return nextNoTry(ctx);
}
public Object run(CallContext ctx) throws InterruptedException {
public Object run(Context ctx) throws InterruptedException {
try {
start(ctx);
ctx.message.pushFrame(this);
while (true) {
var res = next(ctx, Runners.NO_RETURN, Runners.NO_RETURN);
if (res != Runners.NO_RETURN) return res;
}
}
finally {
end(ctx);
ctx.message.popFrame(this);
}
}
public CodeFrame(CallContext ctx, Object thisArg, Object[] args, CodeFunction func) {
public CodeFrame(Context ctx, Object thisArg, Object[] args, CodeFunction func) {
this.args = args.clone();
this.scope = new LocalScope(func.localsN, func.captures);
this.scope.get(0).set(null, thisArg);

116
src/me/topchetoeu/jscript/engine/frame/Runners.java
View File

@ -3,8 +3,7 @@ package me.topchetoeu.jscript.engine.frame;
import java.util.Collections;
import me.topchetoeu.jscript.compilation.Instruction;
import me.topchetoeu.jscript.engine.CallContext;
import me.topchetoeu.jscript.engine.DebugCommand;
import me.topchetoeu.jscript.engine.Context;
import me.topchetoeu.jscript.engine.Operation;
import me.topchetoeu.jscript.engine.scope.ValueVariable;
import me.topchetoeu.jscript.engine.values.ArrayValue;
@ -18,48 +17,45 @@ import me.topchetoeu.jscript.exceptions.EngineException;
public class Runners {
public static final Object NO_RETURN = new Object();
public static Object execReturn(CallContext ctx, Instruction instr, CodeFrame frame) {
frame.codePtr++;
public static Object execReturn(Context ctx, Instruction instr, CodeFrame frame) {
return frame.pop();
}
public static Object execSignal(CallContext ctx, Instruction instr, CodeFrame frame) {
frame.codePtr++;
public static Object execSignal(Context ctx, Instruction instr, CodeFrame frame) {
return new SignalValue(instr.get(0));
}
public static Object execThrow(CallContext ctx, Instruction instr, CodeFrame frame) {
public static Object execThrow(Context ctx, Instruction instr, CodeFrame frame) {
throw new EngineException(frame.pop());
}
public static Object execThrowSyntax(CallContext ctx, Instruction instr, CodeFrame frame) {
public static Object execThrowSyntax(Context ctx, Instruction instr, CodeFrame frame) {
throw EngineException.ofSyntax((String)instr.get(0));
}
private static Object call(CallContext ctx, DebugCommand state, Object func, Object thisArg, Object... args) throws InterruptedException {
ctx.setData(CodeFrame.STOP_AT_START_KEY, state == DebugCommand.STEP_INTO);
private static Object call(Context ctx, Object func, Object thisArg, Object ...args) throws InterruptedException {
return Values.call(ctx, func, thisArg, args);
}
public static Object execCall(CallContext ctx, DebugCommand state, Instruction instr, CodeFrame frame) throws InterruptedException {
public static Object execCall(Context ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
var callArgs = frame.take(instr.get(0));
var func = frame.pop();
var thisArg = frame.pop();
frame.push(ctx, call(ctx, state, func, thisArg, callArgs));
frame.push(ctx, call(ctx, func, thisArg, callArgs));
frame.codePtr++;
return NO_RETURN;
}
public static Object execCallNew(CallContext ctx, DebugCommand state, Instruction instr, CodeFrame frame) throws InterruptedException {
public static Object execCallNew(Context ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
var callArgs = frame.take(instr.get(0));
var funcObj = frame.pop();
if (Values.isFunction(funcObj) && Values.function(funcObj).special) {
frame.push(ctx, call(ctx, state, funcObj, null, callArgs));
frame.push(ctx, call(ctx, funcObj, null, callArgs));
}
else {
var proto = Values.getMember(ctx, funcObj, "prototype");
var obj = new ObjectValue();
obj.setPrototype(ctx, proto);
call(ctx, state, funcObj, obj, callArgs);
call(ctx, funcObj, obj, callArgs);
frame.push(ctx, obj);
}
@ -67,13 +63,13 @@ public class Runners {
return NO_RETURN;
}
public static Object execMakeVar(CallContext ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
public static Object execMakeVar(Context ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
var name = (String)instr.get(0);
frame.function.environment.global.define(name);
ctx.function.global.define(name);
frame.codePtr++;
return NO_RETURN;
}
public static Object execDefProp(CallContext ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
public static Object execDefProp(Context ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
var setter = frame.pop();
var getter = frame.pop();
var name = frame.pop();
@ -88,7 +84,7 @@ public class Runners {
frame.codePtr++;
return NO_RETURN;
}
public static Object execInstanceof(CallContext ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
public static Object execInstanceof(Context ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
var type = frame.pop();
var obj = frame.pop();
@ -103,7 +99,7 @@ public class Runners {
frame.codePtr++;
return NO_RETURN;
}
public static Object execKeys(CallContext ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
public static Object execKeys(Context ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
var val = frame.pop();
var arr = new ObjectValue();
@ -123,13 +119,13 @@ public class Runners {
return NO_RETURN;
}
public static Object execTry(CallContext ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
public static Object execTry(Context ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
frame.addTry(instr.get(0), instr.get(1), instr.get(2));
frame.codePtr++;
return NO_RETURN;
}
public static Object execDup(CallContext ctx, Instruction instr, CodeFrame frame) {
public static Object execDup(Context ctx, Instruction instr, CodeFrame frame) {
int offset = instr.get(0), count = instr.get(1);
for (var i = 0; i < count; i++) {
@ -139,7 +135,7 @@ public class Runners {
frame.codePtr++;
return NO_RETURN;
}
public static Object execMove(CallContext ctx, Instruction instr, CodeFrame frame) {
public static Object execMove(Context ctx, Instruction instr, CodeFrame frame) {
int offset = instr.get(0), count = instr.get(1);
var tmp = frame.take(offset);
@ -151,43 +147,43 @@ public class Runners {
frame.codePtr++;
return NO_RETURN;
}
public static Object execLoadUndefined(CallContext ctx, Instruction instr, CodeFrame frame) {
public static Object execLoadUndefined(Context ctx, Instruction instr, CodeFrame frame) {
frame.push(ctx, null);
frame.codePtr++;
return NO_RETURN;
}
public static Object execLoadValue(CallContext ctx, Instruction instr, CodeFrame frame) {
public static Object execLoadValue(Context ctx, Instruction instr, CodeFrame frame) {
frame.push(ctx, instr.get(0));
frame.codePtr++;
return NO_RETURN;
}
public static Object execLoadVar(CallContext ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
public static Object execLoadVar(Context ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
var i = instr.get(0);
if (i instanceof String) frame.push(ctx, frame.function.environment.global.get(ctx, (String)i));
if (i instanceof String) frame.push(ctx, ctx.function.global.get(ctx, (String)i));
else frame.push(ctx, frame.scope.get((int)i).get(ctx));
frame.codePtr++;
return NO_RETURN;
}
public static Object execLoadObj(CallContext ctx, Instruction instr, CodeFrame frame) {
public static Object execLoadObj(Context ctx, Instruction instr, CodeFrame frame) {
frame.push(ctx, new ObjectValue());
frame.codePtr++;
return NO_RETURN;
}
public static Object execLoadGlob(CallContext ctx, Instruction instr, CodeFrame frame) {
frame.push(ctx, frame.function.environment.global.obj);
public static Object execLoadGlob(Context ctx, Instruction instr, CodeFrame frame) {
frame.push(ctx, ctx.function.global.obj);
frame.codePtr++;
return NO_RETURN;
}
public static Object execLoadArr(CallContext ctx, Instruction instr, CodeFrame frame) {
public static Object execLoadArr(Context ctx, Instruction instr, CodeFrame frame) {
var res = new ArrayValue();
res.setSize(instr.get(0));
frame.push(ctx, res);
frame.codePtr++;
return NO_RETURN;
}
public static Object execLoadFunc(CallContext ctx, Instruction instr, CodeFrame frame) {
public static Object execLoadFunc(Context ctx, Instruction instr, CodeFrame frame) {
int n = (Integer)instr.get(0);
int localsN = (Integer)instr.get(1);
int len = (Integer)instr.get(2);
@ -202,18 +198,17 @@ public class Runners {
var body = new Instruction[end - start];
System.arraycopy(frame.function.body, start, body, 0, end - start);
var func = new CodeFunction("", localsN, len, frame.function.environment, captures, body);
var func = new CodeFunction(ctx.function, "", localsN, len, captures, body);
frame.push(ctx, func);
frame.codePtr += n;
return NO_RETURN;
}
public static Object execLoadMember(CallContext ctx, DebugCommand state, Instruction instr, CodeFrame frame) throws InterruptedException {
public static Object execLoadMember(Context ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
var key = frame.pop();
var obj = frame.pop();
try {
ctx.setData(CodeFrame.STOP_AT_START_KEY, state == DebugCommand.STEP_INTO);
frame.push(ctx, Values.getMember(ctx, obj, key));
}
catch (IllegalArgumentException e) {
@ -222,54 +217,53 @@ public class Runners {
frame.codePtr++;
return NO_RETURN;
}
public static Object execLoadKeyMember(CallContext ctx, DebugCommand state, Instruction instr, CodeFrame frame) throws InterruptedException {
public static Object execLoadKeyMember(Context ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
frame.push(ctx, instr.get(0));
return execLoadMember(ctx, state, instr, frame);
return execLoadMember(ctx, instr, frame);
}
public static Object execLoadRegEx(CallContext ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
frame.push(ctx, ctx.environment.regexConstructor.call(ctx, null, instr.get(0), instr.get(1)));
public static Object execLoadRegEx(Context ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
frame.push(ctx, ctx.function.regexConstructor.call(ctx, null, instr.get(0), instr.get(1)));
frame.codePtr++;
return NO_RETURN;
}
public static Object execDiscard(CallContext ctx, Instruction instr, CodeFrame frame) {
public static Object execDiscard(Context ctx, Instruction instr, CodeFrame frame) {
frame.pop();
frame.codePtr++;
return NO_RETURN;
}
public static Object execStoreMember(CallContext ctx, DebugCommand state, Instruction instr, CodeFrame frame) throws InterruptedException {
public static Object execStoreMember(Context ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
var val = frame.pop();
var key = frame.pop();
var obj = frame.pop();
ctx.setData(CodeFrame.STOP_AT_START_KEY, state == DebugCommand.STEP_INTO);
if (!Values.setMember(ctx, obj, key, val)) throw EngineException.ofSyntax("Can't set member '" + key + "'.");
if ((boolean)instr.get(0)) frame.push(ctx, val);
frame.codePtr++;
return NO_RETURN;
}
public static Object execStoreVar(CallContext ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
public static Object execStoreVar(Context ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
var val = (boolean)instr.get(1) ? frame.peek() : frame.pop();
var i = instr.get(0);
if (i instanceof String) frame.function.environment.global.set(ctx, (String)i, val);
if (i instanceof String) ctx.function.global.set(ctx, (String)i, val);
else frame.scope.get((int)i).set(ctx, val);
frame.codePtr++;
return NO_RETURN;
}
public static Object execStoreSelfFunc(CallContext ctx, Instruction instr, CodeFrame frame) {
public static Object execStoreSelfFunc(Context ctx, Instruction instr, CodeFrame frame) {
frame.scope.locals[(int)instr.get(0)].set(ctx, frame.function);
frame.codePtr++;
return NO_RETURN;
}
public static Object execJmp(CallContext ctx, Instruction instr, CodeFrame frame) {
public static Object execJmp(Context ctx, Instruction instr, CodeFrame frame) {
frame.codePtr += (int)instr.get(0);
frame.jumpFlag = true;
return NO_RETURN;
}
public static Object execJmpIf(CallContext ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
public static Object execJmpIf(Context ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
if (Values.toBoolean(frame.pop())) {
frame.codePtr += (int)instr.get(0);
frame.jumpFlag = true;
@ -277,7 +271,7 @@ public class Runners {
else frame.codePtr ++;
return NO_RETURN;
}
public static Object execJmpIfNot(CallContext ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
public static Object execJmpIfNot(Context ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
if (Values.not(frame.pop())) {
frame.codePtr += (int)instr.get(0);
frame.jumpFlag = true;
@ -286,7 +280,7 @@ public class Runners {
return NO_RETURN;
}
public static Object execIn(CallContext ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
public static Object execIn(Context ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
var obj = frame.pop();
var index = frame.pop();
@ -294,13 +288,13 @@ public class Runners {
frame.codePtr++;
return NO_RETURN;
}
public static Object execTypeof(CallContext ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
public static Object execTypeof(Context ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
String name = instr.get(0);
Object obj;
if (name != null) {
if (frame.function.environment.global.has(ctx, name)) {
obj = frame.function.environment.global.get(ctx, name);
if (ctx.function.global.has(ctx, name)) {
obj = ctx.function.global.get(ctx, name);
}
else obj = null;
}
@ -311,7 +305,7 @@ public class Runners {
frame.codePtr++;
return NO_RETURN;
}
public static Object execNop(CallContext ctx, Instruction instr, CodeFrame frame) {
public static Object execNop(Context ctx, Instruction instr, CodeFrame frame) {
if (instr.is(0, "dbg_names")) {
var names = new String[instr.params.length - 1];
for (var i = 0; i < instr.params.length - 1; i++) {
@ -325,7 +319,7 @@ public class Runners {
return NO_RETURN;
}
public static Object execDelete(CallContext ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
public static Object execDelete(Context ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
var key = frame.pop();
var val = frame.pop();
@ -335,7 +329,7 @@ public class Runners {
return NO_RETURN;
}
public static Object execOperation(CallContext ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
public static Object execOperation(Context ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
Operation op = instr.get(0);
var args = new Object[op.operands];
@ -346,7 +340,7 @@ public class Runners {
return NO_RETURN;
}
public static Object exec(CallContext ctx, DebugCommand state, Instruction instr, CodeFrame frame) throws InterruptedException {
public static Object exec(Context ctx, Instruction instr, CodeFrame frame) throws InterruptedException {
// System.out.println(instr + "@" + instr.location);
switch (instr.type) {
case NOP: return execNop(ctx, instr, frame);
@ -354,8 +348,8 @@ public class Runners {
case SIGNAL: return execSignal(ctx, instr, frame);
case THROW: return execThrow(ctx, instr, frame);
case THROW_SYNTAX: return execThrowSyntax(ctx, instr, frame);
case CALL: return execCall(ctx, state, instr, frame);
case CALL_NEW: return execCallNew(ctx, state, instr, frame);
case CALL: return execCall(ctx, instr, frame);
case CALL_NEW: return execCallNew(ctx, instr, frame);
case TRY: return execTry(ctx, instr, frame);
case DUP: return execDup(ctx, instr, frame);
@ -365,13 +359,13 @@ public class Runners {
case LOAD_OBJ: return execLoadObj(ctx, instr, frame);
case LOAD_ARR: return execLoadArr(ctx, instr, frame);
case LOAD_FUNC: return execLoadFunc(ctx, instr, frame);
case LOAD_MEMBER: return execLoadMember(ctx, state, instr, frame);
case LOAD_VAL_MEMBER: return execLoadKeyMember(ctx, state, instr, frame);
case LOAD_MEMBER: return execLoadMember(ctx, instr, frame);
case LOAD_VAL_MEMBER: return execLoadKeyMember(ctx, instr, frame);
case LOAD_REGEX: return execLoadRegEx(ctx, instr, frame);
case LOAD_GLOB: return execLoadGlob(ctx, instr, frame);
case DISCARD: return execDiscard(ctx, instr, frame);
case STORE_MEMBER: return execStoreMember(ctx, state, instr, frame);
case STORE_MEMBER: return execStoreMember(ctx, instr, frame);
case STORE_VAR: return execStoreVar(ctx, instr, frame);
case STORE_SELF_FUNC: return execStoreSelfFunc(ctx, instr, frame);
case MAKE_VAR: return execMakeVar(ctx, instr, frame);

12
src/me/topchetoeu/jscript/engine/scope/GlobalScope.java
View File

@ -3,7 +3,7 @@ package me.topchetoeu.jscript.engine.scope;
import java.util.HashSet;
import java.util.Set;
import me.topchetoeu.jscript.engine.CallContext;
import me.topchetoeu.jscript.engine.Context;
import me.topchetoeu.jscript.engine.values.FunctionValue;
import me.topchetoeu.jscript.engine.values.NativeFunction;
import me.topchetoeu.jscript.engine.values.ObjectValue;
@ -15,7 +15,7 @@ public class GlobalScope implements ScopeRecord {
@Override
public GlobalScope parent() { return null; }
public boolean has(CallContext ctx, String name) throws InterruptedException {
public boolean has(Context ctx, String name) throws InterruptedException {
return obj.hasMember(ctx, name, false);
}
public Object getKey(String name) {
@ -49,21 +49,21 @@ public class GlobalScope implements ScopeRecord {
true, true
);
}
public void define(CallContext ctx, String name, boolean readonly, Object val) {
public void define(Context ctx, String name, boolean readonly, Object val) {
obj.defineProperty(ctx, name, val, readonly, true, true);
}
public void define(String... names) {
public void define(String ...names) {
for (var n : names) define(n);
}
public void define(boolean readonly, FunctionValue val) {
define(null, val.name, readonly, val);
}
public Object get(CallContext ctx, String name) throws InterruptedException {
public Object get(Context ctx, String name) throws InterruptedException {
if (!obj.hasMember(ctx, name, false)) throw EngineException.ofSyntax("The variable '" + name + "' doesn't exist.");
else return obj.getMember(ctx, name);
}
public void set(CallContext ctx, String name, Object val) throws InterruptedException {
public void set(Context ctx, String name, Object val) throws InterruptedException {
if (!obj.hasMember(ctx, name, false)) throw EngineException.ofSyntax("The variable '" + name + "' doesn't exist.");
if (!obj.setMember(ctx, name, val, false)) throw EngineException.ofSyntax("The global '" + name + "' is readonly.");
}

4
src/me/topchetoeu/jscript/engine/scope/LocalScopeRecord.java
View File

@ -2,7 +2,7 @@ package me.topchetoeu.jscript.engine.scope;
import java.util.ArrayList;
import me.topchetoeu.jscript.engine.CallContext;
import me.topchetoeu.jscript.engine.Context;
public class LocalScopeRecord implements ScopeRecord {
public final LocalScopeRecord parent;
@ -59,7 +59,7 @@ public class LocalScopeRecord implements ScopeRecord {
return name;
}
public boolean has(CallContext ctx, String name) throws InterruptedException {
public boolean has(Context ctx, String name) throws InterruptedException {
return
global.has(ctx, name) ||
locals.contains(name) ||

6
src/me/topchetoeu/jscript/engine/scope/ValueVariable.java
View File

@ -1,6 +1,6 @@
package me.topchetoeu.jscript.engine.scope;
import me.topchetoeu.jscript.engine.CallContext;
import me.topchetoeu.jscript.engine.Context;
import me.topchetoeu.jscript.engine.values.Values;
public class ValueVariable implements Variable {
@ -11,12 +11,12 @@ public class ValueVariable implements Variable {
public boolean readonly() { return readonly; }
@Override
public Object get(CallContext ctx) {
public Object get(Context ctx) {
return value;
}
@Override
public void set(CallContext ctx, Object val) {
public void set(Context ctx, Object val) {
if (readonly) return;
this.value = Values.normalize(ctx, val);
}

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

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

16
src/me/topchetoeu/jscript/engine/values/ArrayValue.java
View File

@ -5,7 +5,7 @@ import java.util.Collection;
import java.util.Comparator;
import java.util.List;
import me.topchetoeu.jscript.engine.CallContext;
import me.topchetoeu.jscript.engine.Context;
public class ArrayValue extends ObjectValue {
private static final Object EMPTY = new Object();
@ -29,7 +29,7 @@ public class ArrayValue extends ObjectValue {
if (res == EMPTY) return null;
else return res;
}
public void set(CallContext ctx, int i, Object val) {
public void set(Context ctx, int i, Object val) {
if (i < 0) return;
while (values.size() <= i) {
@ -83,7 +83,7 @@ public class ArrayValue extends ObjectValue {
}
@Override
protected Object getField(CallContext ctx, Object key) throws InterruptedException {
protected Object getField(Context ctx, Object key) throws InterruptedException {
if (key.equals("length")) return values.size();
if (key instanceof Number) {
var i = ((Number)key).doubleValue();
@ -95,7 +95,7 @@ public class ArrayValue extends ObjectValue {
return super.getField(ctx, key);
}
@Override
protected boolean setField(CallContext ctx, Object key, Object val) throws InterruptedException {
protected boolean setField(Context ctx, Object key, Object val) throws InterruptedException {
if (key.equals("length")) {
return setSize((int)Values.toNumber(ctx, val));
}
@ -110,7 +110,7 @@ public class ArrayValue extends ObjectValue {
return super.setField(ctx, key, val);
}
@Override
protected boolean hasField(CallContext ctx, Object key) throws InterruptedException {
protected boolean hasField(Context ctx, Object key) throws InterruptedException {
if (key.equals("length")) return true;
if (key instanceof Number) {
var i = Values.number(key);
@ -122,7 +122,7 @@ public class ArrayValue extends ObjectValue {
return super.hasField(ctx, key);
}
@Override
protected void deleteField(CallContext ctx, Object key) throws InterruptedException {
protected void deleteField(Context ctx, Object key) throws InterruptedException {
if (key instanceof Number) {
var i = Values.number(key);
if (i >= 0 && i - Math.floor(i) == 0) {
@ -149,12 +149,12 @@ public class ArrayValue extends ObjectValue {
nonEnumerableSet.add("length");
nonConfigurableSet.add("length");
}
public ArrayValue(CallContext ctx, Object ...values) {
public ArrayValue(Context ctx, Object ...values) {
this();
for (var i = 0; i < values.length; i++) this.values.add(Values.normalize(ctx, values[i]));
}
public static ArrayValue of(CallContext ctx, Collection<Object> values) {
public static ArrayValue of(Context ctx, Collection<Object> values) {
return new ArrayValue(ctx, values.toArray(Object[]::new));
}
}

25
src/me/topchetoeu/jscript/engine/values/CodeFunction.java
View File

@ -1,12 +1,9 @@
package me.topchetoeu.jscript.engine.values;
import java.util.LinkedHashMap;
import me.topchetoeu.jscript.Location;
import me.topchetoeu.jscript.compilation.Instruction;
import me.topchetoeu.jscript.compilation.Instruction.Type;
import me.topchetoeu.jscript.engine.CallContext;
import me.topchetoeu.jscript.engine.Environment;
import me.topchetoeu.jscript.engine.Context;
import me.topchetoeu.jscript.engine.FunctionContext;
import me.topchetoeu.jscript.engine.frame.CodeFrame;
import me.topchetoeu.jscript.engine.scope.ValueVariable;
@ -14,10 +11,8 @@ public class CodeFunction extends FunctionValue {
public final int localsN;
public final int length;
public final Instruction[] body;
public final LinkedHashMap<Location, Integer> breakableLocToIndex = new LinkedHashMap<>();
public final LinkedHashMap<Integer, Location> breakableIndexToLoc = new LinkedHashMap<>();
public final ValueVariable[] captures;
public Environment environment;
public FunctionContext environment;
public Location loc() {
for (var instr : body) {
@ -33,24 +28,16 @@ public class CodeFunction extends FunctionValue {
}
@Override
public Object call(CallContext ctx, Object thisArg, Object... args) throws InterruptedException {
return new CodeFrame(ctx, thisArg, args, this).run(new CallContext(ctx, environment));
public Object call(Context ctx, Object thisArg, Object ...args) throws InterruptedException {
return new CodeFrame(ctx, thisArg, args, this).run(new Context(environment, ctx.message));
}
public CodeFunction(String name, int localsN, int length, Environment environment, ValueVariable[] captures, Instruction[] body) {
public CodeFunction(FunctionContext environment, String name, int localsN, int length, ValueVariable[] captures, Instruction[] body) {
super(name, length);
this.captures = captures;
this.environment = environment;
this.localsN = localsN;
this.length = length;
this.body = body;
for (var i = 0; i < body.length; i++) {
if (body[i].type == Type.LOAD_FUNC) i += (int)body[i].get(0);
if (body[i].debugged && body[i].location != null) {
breakableLocToIndex.put(body[i].location, i);
breakableIndexToLoc.put(i, body[i].location);
}
}
}
}

14
src/me/topchetoeu/jscript/engine/values/FunctionValue.java
View File

@ -2,7 +2,7 @@ package me.topchetoeu.jscript.engine.values;
import java.util.List;
import me.topchetoeu.jscript.engine.CallContext;
import me.topchetoeu.jscript.engine.Context;
public abstract class FunctionValue extends ObjectValue {
public String name = "";
@ -11,29 +11,29 @@ public abstract class FunctionValue extends ObjectValue {
@Override
public String toString() {
return "function(...) { ... }";
return "function(...) { ...}";
}
public abstract Object call(CallContext ctx, Object thisArg, Object... args) throws InterruptedException;
public Object call(CallContext ctx) throws InterruptedException {
public abstract Object call(Context ctx, Object thisArg, Object ...args) throws InterruptedException;
public Object call(Context ctx) throws InterruptedException {
return call(ctx, null);
}
@Override
protected Object getField(CallContext ctx, Object key) throws InterruptedException {
protected Object getField(Context ctx, Object key) throws InterruptedException {
if (key.equals("name")) return name;
if (key.equals("length")) return length;
return super.getField(ctx, key);
}
@Override
protected boolean setField(CallContext ctx, Object key, Object val) throws InterruptedException {
protected boolean setField(Context ctx, Object key, Object val) throws InterruptedException {
if (key.equals("name")) name = Values.toString(ctx, val);
else if (key.equals("length")) length = (int)Values.toNumber(ctx, val);
else return super.setField(ctx, key, val);
return true;
}
@Override
protected boolean hasField(CallContext ctx, Object key) throws InterruptedException {
protected boolean hasField(Context ctx, Object key) throws InterruptedException {
if (key.equals("name")) return true;
if (key.equals("length")) return true;
return super.hasField(ctx, key);

6
src/me/topchetoeu/jscript/engine/values/NativeFunction.java
View File

@ -1,16 +1,16 @@
package me.topchetoeu.jscript.engine.values;
import me.topchetoeu.jscript.engine.CallContext;
import me.topchetoeu.jscript.engine.Context;
public class NativeFunction extends FunctionValue {
public static interface NativeFunctionRunner {
Object run(CallContext ctx, Object thisArg, Object[] args) throws InterruptedException;
Object run(Context ctx, Object thisArg, Object[] args) throws InterruptedException;
}
public final NativeFunctionRunner action;
@Override
public Object call(CallContext ctx, Object thisArg, Object... args) throws InterruptedException {
public Object call(Context ctx, Object thisArg, Object ...args) throws InterruptedException {
return action.run(ctx, thisArg, args);
}

6
src/me/topchetoeu/jscript/engine/values/NativeWrapper.java
View File

@ -1,14 +1,14 @@
package me.topchetoeu.jscript.engine.values;
import me.topchetoeu.jscript.engine.CallContext;
import me.topchetoeu.jscript.engine.Context;
public class NativeWrapper extends ObjectValue {
private static final Object NATIVE_PROTO = new Object();
public final Object wrapped;
@Override
public ObjectValue getPrototype(CallContext ctx) throws InterruptedException {
if (prototype == NATIVE_PROTO) return ctx.environment.wrappersProvider.getProto(wrapped.getClass());
public ObjectValue getPrototype(Context ctx) throws InterruptedException {
if (prototype == NATIVE_PROTO) return ctx.function.wrappersProvider.getProto(wrapped.getClass());
else return super.getPrototype(ctx);
}

68
src/me/topchetoeu/jscript/engine/values/ObjectValue.java
View File

@ -6,7 +6,7 @@ import java.util.HashSet;
import java.util.List;
import java.util.Map;
import me.topchetoeu.jscript.engine.CallContext;
import me.topchetoeu.jscript.engine.Context;
public class ObjectValue {
public static enum PlaceholderProto {
@ -78,7 +78,7 @@ public class ObjectValue {
state = State.FROZEN;
}
public final boolean defineProperty(CallContext ctx, Object key, Object val, boolean writable, boolean configurable, boolean enumerable) {
public final boolean defineProperty(Context ctx, Object key, Object val, boolean writable, boolean configurable, boolean enumerable) {
key = Values.normalize(ctx, key); val = Values.normalize(ctx, val);
boolean reconfigured =
writable != memberWritable(key) ||
@ -118,10 +118,10 @@ public class ObjectValue {
values.put(key, val);
return true;
}
public final boolean defineProperty(CallContext ctx, Object key, Object val) {
public final boolean defineProperty(Context ctx, Object key, Object val) {
return defineProperty(ctx, key, val, true, true, true);
}
public final boolean defineProperty(CallContext ctx, Object key, FunctionValue getter, FunctionValue setter, boolean configurable, boolean enumerable) {
public final boolean defineProperty(Context ctx, Object key, FunctionValue getter, FunctionValue setter, boolean configurable, boolean enumerable) {
key = Values.normalize(ctx, key);
if (
properties.containsKey(key) &&
@ -145,15 +145,15 @@ public class ObjectValue {
return true;
}
public ObjectValue getPrototype(CallContext ctx) throws InterruptedException {
public ObjectValue getPrototype(Context ctx) throws InterruptedException {
try {
if (prototype == OBJ_PROTO) return ctx.environment.proto("object");
if (prototype == ARR_PROTO) return ctx.environment.proto("array");
if (prototype == FUNC_PROTO) return ctx.environment.proto("function");
if (prototype == ERR_PROTO) return ctx.environment.proto("error");
if (prototype == RANGE_ERR_PROTO) return ctx.environment.proto("rangeErr");
if (prototype == SYNTAX_ERR_PROTO) return ctx.environment.proto("syntaxErr");
if (prototype == TYPE_ERR_PROTO) return ctx.environment.proto("typeErr");
if (prototype == OBJ_PROTO) return ctx.function.proto("object");
if (prototype == ARR_PROTO) return ctx.function.proto("array");
if (prototype == FUNC_PROTO) return ctx.function.proto("function");
if (prototype == ERR_PROTO) return ctx.function.proto("error");
if (prototype == RANGE_ERR_PROTO) return ctx.function.proto("rangeErr");
if (prototype == SYNTAX_ERR_PROTO) return ctx.function.proto("syntaxErr");
if (prototype == TYPE_ERR_PROTO) return ctx.function.proto("typeErr");
}
catch (NullPointerException e) {
return null;
@ -161,7 +161,7 @@ public class ObjectValue {
return (ObjectValue)prototype;
}
public final boolean setPrototype(CallContext ctx, Object val) {
public final boolean setPrototype(Context ctx, Object val) {
val = Values.normalize(ctx, val);
if (!extensible()) return false;
@ -172,14 +172,14 @@ public class ObjectValue {
else if (Values.isObject(val)) {
var obj = Values.object(val);
if (ctx != null && ctx.environment != null) {
if (obj == ctx.environment.proto("object")) prototype = OBJ_PROTO;
else if (obj == ctx.environment.proto("array")) prototype = ARR_PROTO;
else if (obj == ctx.environment.proto("function")) prototype = FUNC_PROTO;
else if (obj == ctx.environment.proto("error")) prototype = ERR_PROTO;
else if (obj == ctx.environment.proto("syntaxErr")) prototype = SYNTAX_ERR_PROTO;
else if (obj == ctx.environment.proto("typeErr")) prototype = TYPE_ERR_PROTO;
else if (obj == ctx.environment.proto("rangeErr")) prototype = RANGE_ERR_PROTO;
if (ctx != null && ctx.function != null) {
if (obj == ctx.function.proto("object")) prototype = OBJ_PROTO;
else if (obj == ctx.function.proto("array")) prototype = ARR_PROTO;
else if (obj == ctx.function.proto("function")) prototype = FUNC_PROTO;
else if (obj == ctx.function.proto("error")) prototype = ERR_PROTO;
else if (obj == ctx.function.proto("syntaxErr")) prototype = SYNTAX_ERR_PROTO;
else if (obj == ctx.function.proto("typeErr")) prototype = TYPE_ERR_PROTO;
else if (obj == ctx.function.proto("rangeErr")) prototype = RANGE_ERR_PROTO;
else prototype = obj;
}
else prototype = obj;
@ -203,19 +203,19 @@ public class ObjectValue {
return true;
}
protected Property getProperty(CallContext ctx, Object key) throws InterruptedException {
protected Property getProperty(Context ctx, Object key) throws InterruptedException {
if (properties.containsKey(key)) return properties.get(key);
var proto = getPrototype(ctx);
if (proto != null) return proto.getProperty(ctx, key);
else return null;
}
protected Object getField(CallContext ctx, Object key) throws InterruptedException {
protected Object getField(Context ctx, Object key) throws InterruptedException {
if (values.containsKey(key)) return values.get(key);
var proto = getPrototype(ctx);
if (proto != null) return proto.getField(ctx, key);
else return null;
}
protected boolean setField(CallContext ctx, Object key, Object val) throws InterruptedException {
protected boolean setField(Context ctx, Object key, Object val) throws InterruptedException {
if (val instanceof FunctionValue && ((FunctionValue)val).name.equals("")) {
((FunctionValue)val).name = Values.toString(ctx, key);
}
@ -223,14 +223,14 @@ public class ObjectValue {
values.put(key, val);
return true;
}
protected void deleteField(CallContext ctx, Object key) throws InterruptedException {
protected void deleteField(Context ctx, Object key) throws InterruptedException {
values.remove(key);
}
protected boolean hasField(CallContext ctx, Object key) throws InterruptedException {
protected boolean hasField(Context ctx, Object key) throws InterruptedException {
return values.containsKey(key);
}
public final Object getMember(CallContext ctx, Object key, Object thisArg) throws InterruptedException {
public final Object getMember(Context ctx, Object key, Object thisArg) throws InterruptedException {
key = Values.normalize(ctx, key);
if (key.equals("__proto__")) {
@ -246,11 +246,11 @@ public class ObjectValue {
}
else return getField(ctx, key);
}
public final Object getMember(CallContext ctx, Object key) throws InterruptedException {
public final Object getMember(Context ctx, Object key) throws InterruptedException {
return getMember(ctx, key, this);
}
public final boolean setMember(CallContext ctx, Object key, Object val, Object thisArg, boolean onlyProps) throws InterruptedException {
public final boolean setMember(Context ctx, Object key, Object val, Object thisArg, boolean onlyProps) throws InterruptedException {
key = Values.normalize(ctx, key); val = Values.normalize(ctx, val);
var prop = getProperty(ctx, key);
@ -269,11 +269,11 @@ public class ObjectValue {
else if (nonWritableSet.contains(key)) return false;
else return setField(ctx, key, val);
}
public final boolean setMember(CallContext ctx, Object key, Object val, boolean onlyProps) throws InterruptedException {
public final boolean setMember(Context ctx, Object key, Object val, boolean onlyProps) throws InterruptedException {
return setMember(ctx, Values.normalize(ctx, key), Values.normalize(ctx, val), this, onlyProps);
}
public final boolean hasMember(CallContext ctx, Object key, boolean own) throws InterruptedException {
public final boolean hasMember(Context ctx, Object key, boolean own) throws InterruptedException {
key = Values.normalize(ctx, key);
if (key != null && key.equals("__proto__")) return true;
@ -283,7 +283,7 @@ public class ObjectValue {
var proto = getPrototype(ctx);
return proto != null && proto.hasMember(ctx, key, own);
}
public final boolean deleteMember(CallContext ctx, Object key) throws InterruptedException {
public final boolean deleteMember(Context ctx, Object key) throws InterruptedException {
key = Values.normalize(ctx, key);
if (!memberConfigurable(key)) return false;
@ -294,7 +294,7 @@ public class ObjectValue {
return true;
}
public final ObjectValue getMemberDescriptor(CallContext ctx, Object key) throws InterruptedException {
public final ObjectValue getMemberDescriptor(Context ctx, Object key) throws InterruptedException {
key = Values.normalize(ctx, key);
var prop = properties.get(key);
@ -330,7 +330,7 @@ public class ObjectValue {
return res;
}
public ObjectValue(CallContext ctx, Map<?, ?> values) {
public ObjectValue(Context ctx, Map<?, ?> values) {
this(PlaceholderProto.OBJECT);
for (var el : values.entrySet()) {
defineProperty(ctx, el.getKey(), el.getValue());

88
src/me/topchetoeu/jscript/engine/values/Values.java
View File

@ -10,7 +10,7 @@ import java.util.Iterator;
import java.util.List;
import java.util.Map;
import me.topchetoeu.jscript.engine.CallContext;
import me.topchetoeu.jscript.engine.Context;
import me.topchetoeu.jscript.engine.Operation;
import me.topchetoeu.jscript.engine.frame.ConvertHint;
import me.topchetoeu.jscript.exceptions.EngineException;
@ -65,7 +65,7 @@ public class Values {
return "object";
}
private static Object tryCallConvertFunc(CallContext ctx, Object obj, String name) throws InterruptedException {
private static Object tryCallConvertFunc(Context ctx, Object obj, String name) throws InterruptedException {
var func = getMember(ctx, obj, name);
if (func != null) {
@ -87,7 +87,7 @@ public class Values {
obj == NULL;
}
public static Object toPrimitive(CallContext ctx, Object obj, ConvertHint hint) throws InterruptedException {
public static Object toPrimitive(Context ctx, Object obj, ConvertHint hint) throws InterruptedException {
obj = normalize(ctx, obj);
if (isPrimitive(obj)) return obj;
@ -112,7 +112,7 @@ public class Values {
if (obj instanceof Boolean) return (Boolean)obj;
return true;
}
public static double toNumber(CallContext ctx, Object obj) throws InterruptedException {
public static double toNumber(Context ctx, Object obj) throws InterruptedException {
var val = toPrimitive(ctx, obj, ConvertHint.VALUEOF);
if (val instanceof Number) return number(obj);
@ -125,7 +125,7 @@ public class Values {
}
return Double.NaN;
}
public static String toString(CallContext ctx, Object obj) throws InterruptedException {
public static String toString(Context ctx, Object obj) throws InterruptedException {
var val = toPrimitive(ctx, obj, ConvertHint.VALUEOF);
if (val == null) return "undefined";
@ -146,47 +146,47 @@ public class Values {
return "Unknown value";
}
public static Object add(CallContext ctx, Object a, Object b) throws InterruptedException {
public static Object add(Context ctx, Object a, Object b) throws InterruptedException {
if (a instanceof String || b instanceof String) return toString(ctx, a) + toString(ctx, b);
else return toNumber(ctx, a) + toNumber(ctx, b);
}
public static double subtract(CallContext ctx, Object a, Object b) throws InterruptedException {
public static double subtract(Context ctx, Object a, Object b) throws InterruptedException {
return toNumber(ctx, a) - toNumber(ctx, b);
}
public static double multiply(CallContext ctx, Object a, Object b) throws InterruptedException {
public static double multiply(Context ctx, Object a, Object b) throws InterruptedException {
return toNumber(ctx, a) * toNumber(ctx, b);
}
public static double divide(CallContext ctx, Object a, Object b) throws InterruptedException {
public static double divide(Context ctx, Object a, Object b) throws InterruptedException {
return toNumber(ctx, a) / toNumber(ctx, b);
}
public static double modulo(CallContext ctx, Object a, Object b) throws InterruptedException {
public static double modulo(Context ctx, Object a, Object b) throws InterruptedException {
return toNumber(ctx, a) % toNumber(ctx, b);
}
public static double negative(CallContext ctx, Object obj) throws InterruptedException {
public static double negative(Context ctx, Object obj) throws InterruptedException {
return -toNumber(ctx, obj);
}
public static int and(CallContext ctx, Object a, Object b) throws InterruptedException {
public static int and(Context ctx, Object a, Object b) throws InterruptedException {
return (int)toNumber(ctx, a) & (int)toNumber(ctx, b);
}
public static int or(CallContext ctx, Object a, Object b) throws InterruptedException {
public static int or(Context ctx, Object a, Object b) throws InterruptedException {
return (int)toNumber(ctx, a) | (int)toNumber(ctx, b);
}
public static int xor(CallContext ctx, Object a, Object b) throws InterruptedException {
public static int xor(Context ctx, Object a, Object b) throws InterruptedException {
return (int)toNumber(ctx, a) ^ (int)toNumber(ctx, b);
}
public static int bitwiseNot(CallContext ctx, Object obj) throws InterruptedException {
public static int bitwiseNot(Context ctx, Object obj) throws InterruptedException {
return ~(int)toNumber(ctx, obj);
}
public static int shiftLeft(CallContext ctx, Object a, Object b) throws InterruptedException {
public static int shiftLeft(Context ctx, Object a, Object b) throws InterruptedException {
return (int)toNumber(ctx, a) << (int)toNumber(ctx, b);
}
public static int shiftRight(CallContext ctx, Object a, Object b) throws InterruptedException {
public static int shiftRight(Context ctx, Object a, Object b) throws InterruptedException {
return (int)toNumber(ctx, a) >> (int)toNumber(ctx, b);
}
public static long unsignedShiftRight(CallContext ctx, Object a, Object b) throws InterruptedException {
public static long unsignedShiftRight(Context ctx, Object a, Object b) throws InterruptedException {
long _a = (long)toNumber(ctx, a);
long _b = (long)toNumber(ctx, b);
@ -195,7 +195,7 @@ public class Values {
return _a >>> _b;
}
public static int compare(CallContext ctx, Object a, Object b) throws InterruptedException {
public static int compare(Context ctx, Object a, Object b) throws InterruptedException {
a = toPrimitive(ctx, a, ConvertHint.VALUEOF);
b = toPrimitive(ctx, b, ConvertHint.VALUEOF);
@ -207,7 +207,7 @@ public class Values {
return !toBoolean(obj);
}
public static boolean isInstanceOf(CallContext ctx, Object obj, Object proto) throws InterruptedException {
public static boolean isInstanceOf(Context ctx, Object obj, Object proto) throws InterruptedException {
if (obj == null || obj == NULL || proto == null || proto == NULL) return false;
var val = getPrototype(ctx, obj);
@ -219,7 +219,7 @@ public class Values {
return false;
}
public static Object operation(CallContext ctx, Operation op, Object... args) throws InterruptedException {
public static Object operation(Context ctx, Operation op, Object ...args) throws InterruptedException {
switch (op) {
case ADD: return add(ctx, args[0], args[1]);
case SUBTRACT: return subtract(ctx, args[0], args[1]);
@ -260,7 +260,7 @@ public class Values {
}
}
public static Object getMember(CallContext ctx, Object obj, Object key) throws InterruptedException {
public static Object getMember(Context ctx, Object obj, Object key) throws InterruptedException {
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 null.");
@ -280,7 +280,7 @@ public class Values {
else if (key != null && key.equals("__proto__")) return proto;
else return proto.getMember(ctx, key, obj);
}
public static boolean setMember(CallContext ctx, Object obj, Object key, Object val) throws InterruptedException {
public static boolean setMember(Context ctx, Object obj, Object key, Object val) throws InterruptedException {
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 null.");
@ -290,7 +290,7 @@ public class Values {
var proto = getPrototype(ctx, obj);
return proto.setMember(ctx, key, val, obj, true);
}
public static boolean hasMember(CallContext ctx, Object obj, Object key, boolean own) throws InterruptedException {
public static boolean hasMember(Context ctx, Object obj, Object key, boolean own) throws InterruptedException {
if (obj == null || obj == NULL) return false;
obj = normalize(ctx, obj); key = normalize(ctx, key);
@ -308,31 +308,31 @@ public class Values {
var proto = getPrototype(ctx, obj);
return proto != null && proto.hasMember(ctx, key, own);
}
public static boolean deleteMember(CallContext ctx, Object obj, Object key) throws InterruptedException {
public static boolean deleteMember(Context ctx, Object obj, Object key) throws InterruptedException {
if (obj == null || obj == NULL) return false;
obj = normalize(ctx, obj); key = normalize(ctx, key);
if (isObject(obj)) return object(obj).deleteMember(ctx, key);
else return false;
}
public static ObjectValue getPrototype(CallContext ctx, Object obj) throws InterruptedException {
public static ObjectValue getPrototype(Context ctx, Object obj) throws InterruptedException {
if (obj == null || obj == NULL) return null;
obj = normalize(ctx, obj);
if (isObject(obj)) return object(obj).getPrototype(ctx);
if (ctx == null) return null;
if (obj instanceof String) return ctx.environment.proto("string");
else if (obj instanceof Number) return ctx.environment.proto("number");
else if (obj instanceof Boolean) return ctx.environment.proto("bool");
else if (obj instanceof Symbol) return ctx.environment.proto("symbol");
if (obj instanceof String) return ctx.function.proto("string");
else if (obj instanceof Number) return ctx.function.proto("number");
else if (obj instanceof Boolean) return ctx.function.proto("bool");
else if (obj instanceof Symbol) return ctx.function.proto("symbol");
return null;
}
public static boolean setPrototype(CallContext ctx, Object obj, Object proto) throws InterruptedException {
public static boolean setPrototype(Context ctx, Object obj, Object proto) throws InterruptedException {
obj = normalize(ctx, obj);
return isObject(obj) && object(obj).setPrototype(ctx, proto);
}
public static List<Object> getMembers(CallContext ctx, Object obj, boolean own, boolean includeNonEnumerable) throws InterruptedException {
public static List<Object> getMembers(Context ctx, Object obj, boolean own, boolean includeNonEnumerable) throws InterruptedException {
List<Object> res = new ArrayList<>();
if (isObject(obj)) res = object(obj).keys(includeNonEnumerable);
@ -353,13 +353,13 @@ public class Values {
return res;
}
public static Object call(CallContext ctx, Object func, Object thisArg, Object ...args) throws InterruptedException {
public static Object call(Context ctx, Object func, Object thisArg, Object ...args) throws InterruptedException {
if (!isFunction(func))
throw EngineException.ofType("Tried to call a non-function value.");
return function(func).call(ctx, thisArg, args);
}
public static boolean strictEquals(CallContext ctx, Object a, Object b) {
public static boolean strictEquals(Context ctx, Object a, Object b) {
a = normalize(ctx, a); b = normalize(ctx, b);
if (a == null || b == null) return a == null && b == null;
@ -369,7 +369,7 @@ public class Values {
return a == b || a.equals(b);
}
public static boolean looseEqual(CallContext ctx, Object a, Object b) throws InterruptedException {
public static boolean looseEqual(Context ctx, Object a, Object b) throws InterruptedException {
a = normalize(ctx, a); b = normalize(ctx, b);
// In loose equality, null is equivalent to undefined
@ -393,7 +393,7 @@ public class Values {
return toString(ctx, a).equals(toString(ctx, b));
}
public static Object normalize(CallContext ctx, Object val) {
public static Object normalize(Context ctx, Object val) {
if (val instanceof Number) return number(val);
if (isPrimitive(val) || val instanceof ObjectValue) return val;
if (val instanceof Character) return val + "";
@ -420,14 +420,14 @@ public class Values {
if (val instanceof Class) {
if (ctx == null) return null;
else return ctx.environment.wrappersProvider.getConstr((Class<?>)val);
else return ctx.function.wrappersProvider.getConstr((Class<?>)val);
}
return new NativeWrapper(val);
}
@SuppressWarnings("unchecked")
public static <T> T convert(CallContext ctx, Object obj, Class<T> clazz) throws InterruptedException {
public static <T> T convert(Context ctx, Object obj, Class<T> clazz) throws InterruptedException {
if (clazz == Void.class) return null;
if (clazz == null || clazz == Object.class) return (T)obj;
@ -495,10 +495,10 @@ public class Values {
throw err;
}
public static Iterable<Object> toJavaIterable(CallContext ctx, Object obj) throws InterruptedException {
public static Iterable<Object> toJavaIterable(Context ctx, Object obj) throws InterruptedException {
return () -> {
try {
var constr = getMember(ctx, ctx.environment.proto("symbol"), "constructor");
var constr = getMember(ctx, ctx.function.proto("symbol"), "constructor");
var symbol = getMember(ctx, constr, "iterator");
var iteratorFunc = getMember(ctx, obj, symbol);
@ -562,12 +562,12 @@ public class Values {
};
}
public static ObjectValue fromJavaIterable(CallContext ctx, Iterable<?> iterable) throws InterruptedException {
public static ObjectValue fromJavaIterable(Context ctx, Iterable<?> iterable) throws InterruptedException {
var res = new ObjectValue();
var it = iterable.iterator();
try {
var key = getMember(ctx, getMember(ctx, ctx.environment.proto("symbol"), "constructor"), "iterator");
var key = getMember(ctx, getMember(ctx, ctx.function.proto("symbol"), "constructor"), "iterator");
res.defineProperty(ctx, key, new NativeFunction("", (_ctx, thisArg, args) -> thisArg));
}
catch (IllegalArgumentException | NullPointerException e) { }
@ -580,7 +580,7 @@ public class Values {
return res;
}
private static void printValue(CallContext ctx, Object val, HashSet<Object> passed, int tab) throws InterruptedException {
private static void printValue(Context ctx, Object val, HashSet<Object> passed, int tab) throws InterruptedException {
if (passed.contains(val)) {
System.out.print("[circular]");
return;
@ -652,7 +652,7 @@ public class Values {
else if (val instanceof String) System.out.print("'" + val + "'");
else System.out.print(Values.toString(ctx, val));
}
public static void printValue(CallContext ctx, Object val) throws InterruptedException {
public static void printValue(Context ctx, Object val) throws InterruptedException {
printValue(ctx, val, new HashSet<>(), 0);
}
}

9
src/me/topchetoeu/jscript/exceptions/EngineException.java
View File

@ -4,7 +4,7 @@ import java.util.ArrayList;
import java.util.List;
import me.topchetoeu.jscript.Location;
import me.topchetoeu.jscript.engine.CallContext;
import me.topchetoeu.jscript.engine.Context;
import me.topchetoeu.jscript.engine.values.ObjectValue;
import me.topchetoeu.jscript.engine.values.Values;
import me.topchetoeu.jscript.engine.values.ObjectValue.PlaceholderProto;
@ -28,9 +28,14 @@ public class EngineException extends RuntimeException {
return this;
}
public String toString(CallContext ctx) throws InterruptedException {
public String toString(Context ctx) throws InterruptedException {
var ss = new StringBuilder();
try {
ss.append(Values.toString(ctx, value)).append('\n');
}
catch (EngineException e) {
ss.append("[Error while stringifying]\n");
}
for (var line : stackTrace) {
ss.append(" ").append(line).append('\n');
}

7
src/me/topchetoeu/jscript/filesystem/FilesystemRegister.java
View File

@ -1,7 +0,0 @@
package me.topchetoeu.jscript.filesystem;
import java.util.HashMap;
public class FilesystemRegister {
private HashMap<String, Filesystem> filesystems = new HashMap<>();
}

4
src/me/topchetoeu/jscript/interop/Overload.java
View File

@ -5,11 +5,11 @@ import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import me.topchetoeu.jscript.engine.CallContext;
import me.topchetoeu.jscript.engine.Context;
public class Overload {
public static interface OverloadRunner {
Object run(CallContext ctx, Object thisArg, Object[] args) throws
Object run(Context ctx, Object thisArg, Object[] args) throws
InterruptedException,
ReflectiveOperationException,
IllegalArgumentException;

6
src/me/topchetoeu/jscript/interop/OverloadFunction.java
View File

@ -5,7 +5,7 @@ import java.lang.reflect.InvocationTargetException;
import java.util.ArrayList;
import java.util.List;
import me.topchetoeu.jscript.engine.CallContext;
import me.topchetoeu.jscript.engine.Context;
import me.topchetoeu.jscript.engine.values.FunctionValue;
import me.topchetoeu.jscript.engine.values.Values;
import me.topchetoeu.jscript.exceptions.EngineException;
@ -13,9 +13,9 @@ import me.topchetoeu.jscript.exceptions.EngineException;
public class OverloadFunction extends FunctionValue {
public final List<Overload> overloads = new ArrayList<>();
public Object call(CallContext ctx, Object thisArg, Object... args) throws InterruptedException {
public Object call(Context ctx, Object thisArg, Object ...args) throws InterruptedException {
for (var overload : overloads) {
boolean consumesEngine = overload.params.length > 0 && overload.params[0] == CallContext.class;
boolean consumesEngine = overload.params.length > 0 && overload.params[0] == Context.class;
int start = consumesEngine ? 1 : 0;
int end = overload.params.length - (overload.variadic ? 1 : 0);

4
src/me/topchetoeu/jscript/parsing/ParseRes.java
View File

@ -68,7 +68,7 @@ public class ParseRes<T> {
}
@SafeVarargs
public static <T> ParseRes<? extends T> any(ParseRes<? extends T>... parsers) {
public static <T> ParseRes<? extends T> any(ParseRes<? extends T> ...parsers) {
ParseRes<? extends T> best = null;
ParseRes<? extends T> error = ParseRes.failed();
@ -83,7 +83,7 @@ public class ParseRes<T> {
else return error;
}
@SafeVarargs
public static <T> ParseRes<? extends T> first(String filename, List<Token> tokens, Map<String, Parser<T>> named, Parser<? extends T>... parsers) {
public static <T> ParseRes<? extends T> first(String filename, List<Token> tokens, Map<String, Parser<T>> named, Parser<? extends T> ...parsers) {
ParseRes<? extends T> error = ParseRes.failed();
for (var parser : parsers) {

10
src/me/topchetoeu/jscript/parsing/Parsing.java
View File

@ -13,7 +13,7 @@ import me.topchetoeu.jscript.compilation.VariableDeclareStatement.Pair;
import me.topchetoeu.jscript.compilation.control.*;
import me.topchetoeu.jscript.compilation.control.SwitchStatement.SwitchCase;
import me.topchetoeu.jscript.compilation.values.*;
import me.topchetoeu.jscript.engine.Environment;
import me.topchetoeu.jscript.engine.FunctionContext;
import me.topchetoeu.jscript.engine.Operation;
import me.topchetoeu.jscript.engine.scope.ValueVariable;
import me.topchetoeu.jscript.engine.values.CodeFunction;
@ -1842,7 +1842,7 @@ public class Parsing {
return list.toArray(Statement[]::new);
}
public static CodeFunction compile(Environment environment, Statement... statements) {
public static CodeFunction compile(FunctionContext environment, Statement ...statements) {
var target = environment.global.globalChild();
var subscope = target.child();
var res = new ArrayList<Instruction>();
@ -1870,14 +1870,14 @@ public class Parsing {
}
else res.add(Instruction.ret());
return new CodeFunction("", subscope.localsCount(), 0, environment, new ValueVariable[0], res.toArray(Instruction[]::new));
return new CodeFunction(environment, "", subscope.localsCount(), 0, new ValueVariable[0], res.toArray(Instruction[]::new));
}
public static CodeFunction compile(Environment environment, String filename, String raw) {
public static CodeFunction compile(FunctionContext environment, String filename, String raw) {
try {
return compile(environment, parse(filename, raw));
}
catch (SyntaxException e) {
return new CodeFunction(null, 2, 0, environment, new ValueVariable[0], new Instruction[] { Instruction.throwSyntax(e) });
return new CodeFunction(environment, null, 2, 0, new ValueVariable[0], new Instruction[] { Instruction.throwSyntax(e) });
}
}
}

36
src/me/topchetoeu/jscript/polyfills/Date.java
View File

@ -3,7 +3,7 @@ package me.topchetoeu.jscript.polyfills;
import java.util.Calendar;
import java.util.TimeZone;
import me.topchetoeu.jscript.engine.CallContext;
import me.topchetoeu.jscript.engine.Context;
import me.topchetoeu.jscript.engine.values.Values;
import me.topchetoeu.jscript.interop.Native;
@ -47,7 +47,7 @@ public class Date {
return normal.get(Calendar.YEAR) - 1900;
}
@Native
public double setYear(CallContext ctx, Object val) throws InterruptedException {
public double setYear(Context ctx, Object val) throws InterruptedException {
var real = Values.toNumber(ctx, val);
if (real >= 0 && real <= 99) real = real + 1900;
if (Double.isNaN(real)) invalidate();
@ -139,7 +139,7 @@ public class Date {
}
@Native
public double setFullYear(CallContext ctx, Object val) throws InterruptedException {
public double setFullYear(Context ctx, Object val) throws InterruptedException {
var real = Values.toNumber(ctx, val);
if (Double.isNaN(real)) invalidate();
else normal.set(Calendar.YEAR, (int)real);
@ -147,7 +147,7 @@ public class Date {
return getTime();
}
@Native
public double setMonth(CallContext ctx, Object val) throws InterruptedException {
public double setMonth(Context ctx, Object val) throws InterruptedException {
var real = Values.toNumber(ctx, val);
if (Double.isNaN(real)) invalidate();
else normal.set(Calendar.MONTH, (int)real);
@ -155,7 +155,7 @@ public class Date {
return getTime();
}
@Native
public double setDate(CallContext ctx, Object val) throws InterruptedException {
public double setDate(Context ctx, Object val) throws InterruptedException {
var real = Values.toNumber(ctx, val);
if (Double.isNaN(real)) invalidate();
else normal.set(Calendar.DAY_OF_MONTH, (int)real);
@ -163,7 +163,7 @@ public class Date {
return getTime();
}
@Native
public double setDay(CallContext ctx, Object val) throws InterruptedException {
public double setDay(Context ctx, Object val) throws InterruptedException {
var real = Values.toNumber(ctx, val);
if (Double.isNaN(real)) invalidate();
else normal.set(Calendar.DAY_OF_WEEK, (int)real);
@ -171,7 +171,7 @@ public class Date {
return getTime();
}
@Native
public double setHours(CallContext ctx, Object val) throws InterruptedException {
public double setHours(Context ctx, Object val) throws InterruptedException {
var real = Values.toNumber(ctx, val);
if (Double.isNaN(real)) invalidate();
else normal.set(Calendar.HOUR_OF_DAY, (int)real);
@ -179,7 +179,7 @@ public class Date {
return getTime();
}
@Native
public double setMinutes(CallContext ctx, Object val) throws InterruptedException {
public double setMinutes(Context ctx, Object val) throws InterruptedException {
var real = Values.toNumber(ctx, val);
if (Double.isNaN(real)) invalidate();
else normal.set(Calendar.MINUTE, (int)real);
@ -187,7 +187,7 @@ public class Date {
return getTime();
}
@Native
public double setSeconds(CallContext ctx, Object val) throws InterruptedException {
public double setSeconds(Context ctx, Object val) throws InterruptedException {
var real = Values.toNumber(ctx, val);
if (Double.isNaN(real)) invalidate();
else normal.set(Calendar.SECOND, (int)real);
@ -195,7 +195,7 @@ public class Date {
return getTime();
}
@Native
public double setMilliseconds(CallContext ctx, Object val) throws InterruptedException {
public double setMilliseconds(Context ctx, Object val) throws InterruptedException {
var real = Values.toNumber(ctx, val);
if (Double.isNaN(real)) invalidate();
else normal.set(Calendar.MILLISECOND, (int)real);
@ -204,7 +204,7 @@ public class Date {
}
@Native
public double setUTCFullYear(CallContext ctx, Object val) throws InterruptedException {
public double setUTCFullYear(Context ctx, Object val) throws InterruptedException {
var real = Values.toNumber(ctx, val);
if (Double.isNaN(real)) invalidate();
else utc.set(Calendar.YEAR, (int)real);
@ -212,7 +212,7 @@ public class Date {
return getTime();
}
@Native
public double setUTCMonth(CallContext ctx, Object val) throws InterruptedException {
public double setUTCMonth(Context ctx, Object val) throws InterruptedException {
var real = Values.toNumber(ctx, val);
if (Double.isNaN(real)) invalidate();
else utc.set(Calendar.MONTH, (int)real);
@ -220,7 +220,7 @@ public class Date {
return getTime();
}
@Native
public double setUTCDate(CallContext ctx, Object val) throws InterruptedException {
public double setUTCDate(Context ctx, Object val) throws InterruptedException {
var real = Values.toNumber(ctx, val);
if (Double.isNaN(real)) invalidate();
else utc.set(Calendar.DAY_OF_MONTH, (int)real);
@ -228,7 +228,7 @@ public class Date {
return getTime();
}
@Native
public double setUTCDay(CallContext ctx, Object val) throws InterruptedException {
public double setUTCDay(Context ctx, Object val) throws InterruptedException {
var real = Values.toNumber(ctx, val);
if (Double.isNaN(real)) invalidate();
else utc.set(Calendar.DAY_OF_WEEK, (int)real);
@ -236,7 +236,7 @@ public class Date {
return getTime();
}
@Native
public double setUTCHours(CallContext ctx, Object val) throws InterruptedException {
public double setUTCHours(Context ctx, Object val) throws InterruptedException {
var real = Values.toNumber(ctx, val);
if (Double.isNaN(real)) invalidate();
else utc.set(Calendar.HOUR_OF_DAY, (int)real);
@ -244,7 +244,7 @@ public class Date {
return getTime();
}
@Native
public double setUTCMinutes(CallContext ctx, Object val) throws InterruptedException {
public double setUTCMinutes(Context ctx, Object val) throws InterruptedException {
var real = Values.toNumber(ctx, val);
if (Double.isNaN(real)) invalidate();
else utc.set(Calendar.MINUTE, (int)real);
@ -252,7 +252,7 @@ public class Date {
return getTime();
}
@Native
public double setUTCSeconds(CallContext ctx, Object val) throws InterruptedException {
public double setUTCSeconds(Context ctx, Object val) throws InterruptedException {
var real = Values.toNumber(ctx, val);
if (Double.isNaN(real)) invalidate();
else utc.set(Calendar.SECOND, (int)real);
@ -260,7 +260,7 @@ public class Date {
return getTime();
}
@Native
public double setUTCMilliseconds(CallContext ctx, Object val) throws InterruptedException {
public double setUTCMilliseconds(Context ctx, Object val) throws InterruptedException {
var real = Values.toNumber(ctx, val);
if (Double.isNaN(real)) invalidate();
else utc.set(Calendar.MILLISECOND, (int)real);

18
src/me/topchetoeu/jscript/polyfills/GeneratorFunction.java
View File

@ -1,6 +1,6 @@
package me.topchetoeu.jscript.polyfills;
import me.topchetoeu.jscript.engine.CallContext;
import me.topchetoeu.jscript.engine.Context;
import me.topchetoeu.jscript.engine.frame.CodeFrame;
import me.topchetoeu.jscript.engine.frame.Runners;
import me.topchetoeu.jscript.engine.values.CodeFunction;
@ -18,7 +18,7 @@ public class GeneratorFunction extends FunctionValue {
private boolean done = false;
public CodeFrame frame;
private ObjectValue next(CallContext ctx, Object inducedValue, Object inducedReturn, Object inducedError) throws InterruptedException {
private ObjectValue next(Context ctx, Object inducedValue, Object inducedReturn, Object inducedError) throws InterruptedException {
if (done) {
if (inducedError != Runners.NO_RETURN) throw new EngineException(inducedError);
var res = new ObjectValue();
@ -29,7 +29,7 @@ public class GeneratorFunction extends FunctionValue {
Object res = null;
if (inducedValue != Runners.NO_RETURN) frame.push(ctx, inducedValue);
frame.start(ctx);
ctx.message.pushFrame(frame);
yielding = false;
while (!yielding) {
try {
@ -46,7 +46,7 @@ public class GeneratorFunction extends FunctionValue {
}
}
frame.end(ctx);
ctx.message.popFrame(frame);
if (done) frame = null;
else res = frame.pop();
@ -57,16 +57,16 @@ public class GeneratorFunction extends FunctionValue {
}
@Native
public ObjectValue next(CallContext ctx, Object... args) throws InterruptedException {
public ObjectValue next(Context ctx, Object ...args) throws InterruptedException {
if (args.length == 0) return next(ctx, Runners.NO_RETURN, Runners.NO_RETURN, Runners.NO_RETURN);
else return next(ctx, args[0], Runners.NO_RETURN, Runners.NO_RETURN);
}
@Native("throw")
public ObjectValue _throw(CallContext ctx, Object error) throws InterruptedException {
public ObjectValue _throw(Context ctx, Object error) throws InterruptedException {
return next(ctx, Runners.NO_RETURN, Runners.NO_RETURN, error);
}
@Native("return")
public ObjectValue _return(CallContext ctx, Object value) throws InterruptedException {
public ObjectValue _return(Context ctx, Object value) throws InterruptedException {
return next(ctx, Runners.NO_RETURN, value, Runners.NO_RETURN);
}
@ -77,14 +77,14 @@ public class GeneratorFunction extends FunctionValue {
return "Generator " + (done ? "[closed]" : "[suspended]");
}
public Object yield(CallContext ctx, Object thisArg, Object[] args) {
public Object yield(Context ctx, Object thisArg, Object[] args) {
this.yielding = true;
return args.length > 0 ? args[0] : null;
}
}
@Override
public Object call(CallContext ctx, Object thisArg, Object... args) throws InterruptedException {
public Object call(Context ctx, Object thisArg, Object ...args) throws InterruptedException {
var handler = new Generator();
var func = factory.call(ctx, thisArg, new NativeFunction("yield", handler::yield));
if (!(func instanceof CodeFunction)) throw EngineException.ofType("Return value of argument must be a js function.");

39
src/me/topchetoeu/jscript/polyfills/Internals.java
View File

@ -1,7 +1,7 @@
package me.topchetoeu.jscript.polyfills;
import me.topchetoeu.jscript.engine.CallContext;
import me.topchetoeu.jscript.engine.Environment;
import me.topchetoeu.jscript.engine.Context;
import me.topchetoeu.jscript.engine.FunctionContext;
import me.topchetoeu.jscript.engine.values.ArrayValue;
import me.topchetoeu.jscript.engine.values.CodeFunction;
import me.topchetoeu.jscript.engine.values.FunctionValue;
@ -12,23 +12,23 @@ import me.topchetoeu.jscript.engine.values.Values;
import me.topchetoeu.jscript.interop.Native;
public class Internals {
@Native public void markSpecial(FunctionValue... funcs) {
@Native public void markSpecial(FunctionValue ...funcs) {
for (var func : funcs) {
func.special = true;
}
}
@Native public Environment getEnv(Object func) {
@Native public FunctionContext getEnv(Object func) {
if (func instanceof CodeFunction) return ((CodeFunction)func).environment;
else return null;
}
@Native public Object setEnv(Object func, Environment env) {
@Native public Object setEnv(Object func, FunctionContext env) {
if (func instanceof CodeFunction) ((CodeFunction)func).environment = env;
return func;
}
@Native public Object apply(CallContext ctx, FunctionValue func, Object thisArg, ArrayValue args) throws InterruptedException {
@Native public Object apply(Context ctx, FunctionValue func, Object thisArg, ArrayValue args) throws InterruptedException {
return func.call(ctx, thisArg, args.toArray());
}
@Native public FunctionValue delay(CallContext ctx, double delay, FunctionValue callback) throws InterruptedException {
@Native public FunctionValue delay(Context ctx, double delay, FunctionValue callback) throws InterruptedException {
var thread = new Thread((Runnable)() -> {
var ms = (long)delay;
var ns = (int)((delay - ms) * 10000000);
@ -38,7 +38,7 @@ public class Internals {
}
catch (InterruptedException e) { return; }
ctx.engine.pushMsg(false, ctx.data(), ctx.environment, callback, null);
ctx.message.engine.pushMsg(false, ctx.message, callback, null);
});
thread.start();
@ -47,8 +47,8 @@ public class Internals {
return null;
});
}
@Native public void pushMessage(CallContext ctx, boolean micro, FunctionValue func, Object thisArg, Object[] args) {
ctx.engine.pushMsg(micro, ctx.data(), ctx.environment, func, thisArg, args);
@Native public void pushMessage(Context ctx, boolean micro, FunctionValue func, Object thisArg, Object[] args) {
ctx.message.engine.pushMsg(micro, ctx.message, func, thisArg, args);
}
@Native public int strlen(String str) {
@ -74,6 +74,13 @@ public class Internals {
return str.value;
}
@Native public static void log(Context ctx, Object ...args) throws InterruptedException {
for (var arg : args) {
Values.printValue(ctx, arg);
}
System.out.println();
}
@Native public boolean isArray(Object obj) {
return obj instanceof ArrayValue;
}
@ -81,14 +88,14 @@ public class Internals {
return new GeneratorFunction(obj);
}
@Native public boolean defineField(CallContext ctx, ObjectValue obj, Object key, Object val, boolean writable, boolean enumerable, boolean configurable) {
@Native public boolean defineField(Context ctx, ObjectValue obj, Object key, Object val, boolean writable, boolean enumerable, boolean configurable) {
return obj.defineProperty(ctx, key, val, writable, configurable, enumerable);
}
@Native public boolean defineProp(CallContext ctx, ObjectValue obj, Object key, FunctionValue getter, FunctionValue setter, boolean enumerable, boolean configurable) {
@Native public boolean defineProp(Context ctx, ObjectValue obj, Object key, FunctionValue getter, FunctionValue setter, boolean enumerable, boolean configurable) {
return obj.defineProperty(ctx, key, getter, setter, configurable, enumerable);
}
@Native public ArrayValue keys(CallContext ctx, Object obj, boolean onlyString) throws InterruptedException {
@Native public ArrayValue keys(Context ctx, Object obj, boolean onlyString) throws InterruptedException {
var res = new ArrayValue();
var i = 0;
@ -98,7 +105,7 @@ public class Internals {
return res;
}
@Native public ArrayValue ownPropKeys(CallContext ctx, Object obj, boolean symbols) throws InterruptedException {
@Native public ArrayValue ownPropKeys(Context ctx, Object obj, boolean symbols) throws InterruptedException {
var res = new ArrayValue();
if (Values.isObject(obj)) {
@ -110,7 +117,7 @@ public class Internals {
return res;
}
@Native public ObjectValue ownProp(CallContext ctx, ObjectValue val, Object key) throws InterruptedException {
@Native public ObjectValue ownProp(Context ctx, ObjectValue val, Object key) throws InterruptedException {
return val.getMemberDescriptor(ctx, key);
}
@Native public void lock(ObjectValue val, String type) {
@ -124,7 +131,7 @@ public class Internals {
return val.extensible();
}
@Native public void sort(CallContext ctx, ArrayValue arr, FunctionValue cmp) {
@Native public void sort(Context ctx, ArrayValue arr, FunctionValue cmp) {
arr.sort((a, b) -> {
try {
var res = Values.toNumber(ctx, cmp.call(ctx, null, a, b));

8
src/me/topchetoeu/jscript/polyfills/JSON.java
View File

@ -3,7 +3,7 @@ package me.topchetoeu.jscript.polyfills;
import java.util.HashSet;
import java.util.stream.Collectors;
import me.topchetoeu.jscript.engine.CallContext;
import me.topchetoeu.jscript.engine.Context;
import me.topchetoeu.jscript.engine.values.ArrayValue;
import me.topchetoeu.jscript.engine.values.ObjectValue;
import me.topchetoeu.jscript.engine.values.Values;
@ -30,7 +30,7 @@ public class JSON {
if (val.isNull()) return Values.NULL;
return null;
}
private static JSONElement toJSON(CallContext ctx, Object val, HashSet<Object> prev) throws InterruptedException {
private static JSONElement toJSON(Context ctx, Object val, HashSet<Object> prev) throws InterruptedException {
if (val instanceof Boolean) return JSONElement.bool((boolean)val);
if (val instanceof Number) return JSONElement.number(((Number)val).doubleValue());
if (val instanceof String) return JSONElement.string((String)val);
@ -70,7 +70,7 @@ public class JSON {
}
@Native
public static Object parse(CallContext ctx, String val) throws InterruptedException {
public static Object parse(Context ctx, String val) throws InterruptedException {
try {
return toJS(me.topchetoeu.jscript.json.JSON.parse("<value>", val));
}
@ -79,7 +79,7 @@ public class JSON {
}
}
@Native
public static String stringify(CallContext ctx, Object val) throws InterruptedException {
public static String stringify(Context ctx, Object val) throws InterruptedException {
return me.topchetoeu.jscript.json.JSON.stringify(toJSON(ctx, val, new HashSet<>()));
}
}

70
src/me/topchetoeu/jscript/polyfills/Math.java
View File

@ -1,6 +1,6 @@
package me.topchetoeu.jscript.polyfills;
import me.topchetoeu.jscript.engine.CallContext;
import me.topchetoeu.jscript.engine.MessageContext;
import me.topchetoeu.jscript.interop.Native;
public class Math {
@ -22,19 +22,19 @@ public class Math {
public static final double LOG10E = java.lang.Math.log10(java.lang.Math.E);
@Native
public static double asin(CallContext ctx, double x) throws InterruptedException {
public static double asin(MessageContext ctx, double x) throws InterruptedException {
return java.lang.Math.asin(x);
}
@Native
public static double acos(CallContext ctx, double x) throws InterruptedException {
public static double acos(MessageContext ctx, double x) throws InterruptedException {
return java.lang.Math.acos(x);
}
@Native
public static double atan(CallContext ctx, double x) throws InterruptedException {
public static double atan(MessageContext ctx, double x) throws InterruptedException {
return java.lang.Math.atan(x);
}
@Native
public static double atan2(CallContext ctx, double y, double x) throws InterruptedException {
public static double atan2(MessageContext ctx, double y, double x) throws InterruptedException {
double _y = y;
double _x = x;
if (_x == 0) {
@ -51,59 +51,59 @@ public class Math {
}
@Native
public static double asinh(CallContext ctx, double x) throws InterruptedException {
public static double asinh(MessageContext ctx, double x) throws InterruptedException {
double _x = x;
return java.lang.Math.log(_x + java.lang.Math.sqrt(_x * _x + 1));
}
@Native
public static double acosh(CallContext ctx, double x) throws InterruptedException {
public static double acosh(MessageContext ctx, double x) throws InterruptedException {
double _x = x;
return java.lang.Math.log(_x + java.lang.Math.sqrt(_x * _x - 1));
}
@Native
public static double atanh(CallContext ctx, double x) throws InterruptedException {
public static double atanh(MessageContext ctx, double x) throws InterruptedException {
double _x = x;
if (_x <= -1 || _x >= 1) return Double.NaN;
return .5 * java.lang.Math.log((1 + _x) / (1 - _x));
}
@Native
public static double sin(CallContext ctx, double x) throws InterruptedException {
public static double sin(MessageContext ctx, double x) throws InterruptedException {
return java.lang.Math.sin(x);
}
@Native
public static double cos(CallContext ctx, double x) throws InterruptedException {
public static double cos(MessageContext ctx, double x) throws InterruptedException {
return java.lang.Math.cos(x);
}
@Native
public static double tan(CallContext ctx, double x) throws InterruptedException {
public static double tan(MessageContext ctx, double x) throws InterruptedException {
return java.lang.Math.tan(x);
}
@Native
public static double sinh(CallContext ctx, double x) throws InterruptedException {
public static double sinh(MessageContext ctx, double x) throws InterruptedException {
return java.lang.Math.sinh(x);
}
@Native
public static double cosh(CallContext ctx, double x) throws InterruptedException {
public static double cosh(MessageContext ctx, double x) throws InterruptedException {
return java.lang.Math.cosh(x);
}
@Native
public static double tanh(CallContext ctx, double x) throws InterruptedException {
public static double tanh(MessageContext ctx, double x) throws InterruptedException {
return java.lang.Math.tanh(x);
}
@Native
public static double sqrt(CallContext ctx, double x) throws InterruptedException {
public static double sqrt(MessageContext ctx, double x) throws InterruptedException {
return java.lang.Math.sqrt(x);
}
@Native
public static double cbrt(CallContext ctx, double x) throws InterruptedException {
public static double cbrt(MessageContext ctx, double x) throws InterruptedException {
return java.lang.Math.cbrt(x);
}
@Native
public static double hypot(CallContext ctx, double... vals) throws InterruptedException {
public static double hypot(MessageContext ctx, double ...vals) throws InterruptedException {
var res = 0.;
for (var el : vals) {
var val = el;
@ -112,68 +112,68 @@ public class Math {
return java.lang.Math.sqrt(res);
}
@Native
public static int imul(CallContext ctx, double a, double b) throws InterruptedException {
public static int imul(MessageContext ctx, double a, double b) throws InterruptedException {
return (int)a * (int)b;
}
@Native
public static double exp(CallContext ctx, double x) throws InterruptedException {
public static double exp(MessageContext ctx, double x) throws InterruptedException {
return java.lang.Math.exp(x);
}
@Native
public static double expm1(CallContext ctx, double x) throws InterruptedException {
public static double expm1(MessageContext ctx, double x) throws InterruptedException {
return java.lang.Math.expm1(x);
}
@Native
public static double pow(CallContext ctx, double x, double y) throws InterruptedException {
public static double pow(MessageContext ctx, double x, double y) throws InterruptedException {
return java.lang.Math.pow(x, y);
}
@Native
public static double log(CallContext ctx, double x) throws InterruptedException {
public static double log(MessageContext ctx, double x) throws InterruptedException {
return java.lang.Math.log(x);
}
@Native
public static double log10(CallContext ctx, double x) throws InterruptedException {
public static double log10(MessageContext ctx, double x) throws InterruptedException {
return java.lang.Math.log10(x);
}
@Native
public static double log1p(CallContext ctx, double x) throws InterruptedException {
public static double log1p(MessageContext ctx, double x) throws InterruptedException {
return java.lang.Math.log1p(x);
}
@Native
public static double log2(CallContext ctx, double x) throws InterruptedException {
public static double log2(MessageContext ctx, double x) throws InterruptedException {
return java.lang.Math.log(x) / LN2;
}
@Native
public static double ceil(CallContext ctx, double x) throws InterruptedException {
public static double ceil(MessageContext ctx, double x) throws InterruptedException {
return java.lang.Math.ceil(x);
}
@Native
public static double floor(CallContext ctx, double x) throws InterruptedException {
public static double floor(MessageContext ctx, double x) throws InterruptedException {
return java.lang.Math.floor(x);
}
@Native
public static double round(CallContext ctx, double x) throws InterruptedException {
public static double round(MessageContext ctx, double x) throws InterruptedException {
return java.lang.Math.round(x);
}
@Native
public static float fround(CallContext ctx, double x) throws InterruptedException {
public static float fround(MessageContext ctx, double x) throws InterruptedException {
return (float)x;
}
@Native
public static double trunc(CallContext ctx, double x) throws InterruptedException {
public static double trunc(MessageContext ctx, double x) throws InterruptedException {
var _x = x;
return java.lang.Math.floor(java.lang.Math.abs(_x)) * java.lang.Math.signum(_x);
}
@Native
public static double abs(CallContext ctx, double x) throws InterruptedException {
public static double abs(MessageContext ctx, double x) throws InterruptedException {
return java.lang.Math.abs(x);
}
@Native
public static double max(CallContext ctx, double... vals) throws InterruptedException {
public static double max(MessageContext ctx, double ...vals) throws InterruptedException {
var res = Double.NEGATIVE_INFINITY;
for (var el : vals) {
@ -184,7 +184,7 @@ public class Math {
return res;
}
@Native
public static double min(CallContext ctx, double... vals) throws InterruptedException {
public static double min(MessageContext ctx, double ...vals) throws InterruptedException {
var res = Double.POSITIVE_INFINITY;
for (var el : vals) {
@ -196,7 +196,7 @@ public class Math {
}
@Native
public static double sign(CallContext ctx, double x) throws InterruptedException {
public static double sign(MessageContext ctx, double x) throws InterruptedException {
return java.lang.Math.signum(x);
}
@ -205,7 +205,7 @@ public class Math {
return java.lang.Math.random();
}
@Native
public static int clz32(CallContext ctx, double x) throws InterruptedException {
public static int clz32(MessageContext ctx, double x) throws InterruptedException {
return Integer.numberOfLeadingZeros((int)x);
}
}

105
src/me/topchetoeu/jscript/polyfills/PolyfillEngine.java-
View File

@ -1,105 +0,0 @@
package me.topchetoeu.jscript.polyfills;
import java.io.BufferedReader;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import me.topchetoeu.jscript.engine.Engine;
import me.topchetoeu.jscript.engine.modules.ModuleManager;
public class PolyfillEngine extends Engine {
public static String streamToString(InputStream in) {
try {
StringBuilder out = new StringBuilder();
BufferedReader br = new BufferedReader(new InputStreamReader(in));
for(var line = br.readLine(); line != null; line = br.readLine()) {
out.append(line).append('\n');
}
br.close();
return out.toString();
}
catch (IOException e) {
return null;
}
}
public static String resourceToString(String name) {
var str = PolyfillEngine.class.getResourceAsStream("/me/topchetoeu/jscript/" + name);
if (str == null) return null;
return streamToString(str);
}
public final ModuleManager modules;
@Override
public Object makeRegex(String pattern, String flags) {
return new RegExp(pattern, flags);
}
@Override
public ModuleManager modules() {
return modules;
}
public PolyfillEngine(File root) {
super();
this.modules = new ModuleManager(root);
// exposeNamespace("Math", Math.class);
// exposeNamespace("JSON", JSON.class);
// exposeClass("Promise", Promise.class);
// exposeClass("RegExp", RegExp.class);
// exposeClass("Date", Date.class);
// exposeClass("Map", Map.class);
// exposeClass("Set", Set.class);
// global().define("Object", "Function", "String", "Number", "Boolean", "Symbol");
// global().define("Array", "require");
// global().define("Error", "SyntaxError", "TypeError", "RangeError");
// global().define("setTimeout", "setInterval", "clearTimeout", "clearInterval");
// global().define("debugger");
// global().define(true, new NativeFunction("measure", (ctx, thisArg, values) -> {
// var start = System.nanoTime();
// try {
// return Values.call(ctx, values[0], ctx);
// }
// finally {
// System.out.println(String.format("Function took %s ms", (System.nanoTime() - start) / 1000000.));
// }
// }));
// global().define(true, new NativeFunction("isNaN", (ctx, thisArg, args) -> {
// if (args.length == 0) return true;
// else return Double.isNaN(Values.toNumber(ctx, args[0]));
// }));
// global().define(true, new NativeFunction("log", (el, t, args) -> {
// for (var obj : args) Values.printValue(el, obj);
// System.out.println();
// return null;
// }));
// var scope = global().globalChild();
// scope.define("gt", true, global().obj);
// scope.define("lgt", true, scope.obj);
// scope.define("setProps", "setConstr");
// scope.define("internals", true, new Internals());
// scope.define(true, new NativeFunction("run", (ctx, thisArg, args) -> {
// var filename = (String)args[0];
// boolean pollute = args.length > 1 && args[1].equals(true);
// FunctionValue func;
// var src = resourceToString("js/" + filename);
// if (src == null) throw new RuntimeException("The source '" + filename + "' doesn't exist.");
// if (pollute) func = Parsing.compile(global(), filename, src);
// else func = Parsing.compile(scope.globalChild(), filename, src);
// func.call(ctx);
// return null;
// }));
// pushMsg(false, scope.globalChild(), java.util.Map.of(), "core.js", resourceToString("js/core.js"), null);
}
}

14
src/me/topchetoeu/jscript/polyfills/RegExp.java
View File

@ -3,7 +3,7 @@ package me.topchetoeu.jscript.polyfills;
import java.util.ArrayList;
import java.util.regex.Pattern;
import me.topchetoeu.jscript.engine.CallContext;
import me.topchetoeu.jscript.engine.Context;
import me.topchetoeu.jscript.engine.values.ArrayValue;
import me.topchetoeu.jscript.engine.values.NativeWrapper;
import me.topchetoeu.jscript.engine.values.ObjectValue;
@ -17,7 +17,7 @@ public class RegExp {
private static final Pattern NAMED_PATTERN = Pattern.compile("\\(\\?<([^=!].*?)>", Pattern.DOTALL);
private static final Pattern ESCAPE_PATTERN = Pattern.compile("[/\\-\\\\^$*+?.()|\\[\\]{}]");
private static String cleanupPattern(CallContext ctx, Object val) throws InterruptedException {
private static String cleanupPattern(Context ctx, Object val) throws InterruptedException {
if (val == null) return "(?:)";
if (val instanceof RegExp) return ((RegExp)val).source;
if (val instanceof NativeWrapper && ((NativeWrapper)val).wrapped instanceof RegExp) {
@ -27,7 +27,7 @@ public class RegExp {
if (res.equals("")) return "(?:)";
return res;
}
private static String cleanupFlags(CallContext ctx, Object val) throws InterruptedException {
private static String cleanupFlags(Context ctx, Object val) throws InterruptedException {
if (val == null) return "";
return Values.toString(ctx, val);
}
@ -46,7 +46,7 @@ public class RegExp {
}
@Native
public static RegExp escape(CallContext ctx, Object raw, Object flags) throws InterruptedException {
public static RegExp escape(Context ctx, Object raw, Object flags) throws InterruptedException {
return escape(Values.toString(ctx, raw), cleanupFlags(ctx, flags));
}
public static RegExp escape(String raw, String flags) {
@ -79,7 +79,7 @@ public class RegExp {
@NativeGetter("lastIndex")
public int lastIndex() { return lastI; }
@NativeSetter("lastIndex")
public void setLastIndex(CallContext ctx, Object i) throws InterruptedException {
public void setLastIndex(Context ctx, Object i) throws InterruptedException {
lastI = (int)Values.toNumber(ctx, i);
}
public void setLastIndex(int i) {
@ -100,7 +100,7 @@ public class RegExp {
}
@Native
public Object exec(CallContext ctx, Object str) throws InterruptedException {
public Object exec(Context ctx, Object str) throws InterruptedException {
return exec(Values.toString(ctx, str));
}
public Object exec(String str) {
@ -150,7 +150,7 @@ public class RegExp {
}
@Native
public RegExp(CallContext ctx, Object pattern, Object flags) throws InterruptedException {
public RegExp(Context ctx, Object pattern, Object flags) throws InterruptedException {
this(cleanupPattern(ctx, pattern), cleanupFlags(ctx, flags));
}
public RegExp(String pattern, String flags) {

61
src/me/topchetoeu/jscript/polyfills/TypescriptEngine.java-
View File

@ -1,61 +0,0 @@
package me.topchetoeu.jscript.polyfills;
import java.io.File;
import java.util.ArrayList;
import java.util.Map;
import me.topchetoeu.jscript.engine.scope.GlobalScope;
import me.topchetoeu.jscript.engine.values.ArrayValue;
import me.topchetoeu.jscript.engine.values.FunctionValue;
import me.topchetoeu.jscript.engine.values.NativeFunction;
import me.topchetoeu.jscript.engine.values.Values;
public class TypescriptEngine extends PolyfillEngine {
private FunctionValue ts;
@Override
public FunctionValue compile(GlobalScope scope, String filename, String raw) throws InterruptedException {
if (ts != null) {
var res = Values.array(ts.call(context(), null, filename, raw));
var src = Values.toString(context(), res.get(0));
var func = Values.function(res.get(1));
var compiled = super.compile(scope, filename, src);
return new NativeFunction(null, (ctx, thisArg, args) -> {
return func.call(context(), null, compiled, thisArg, new ArrayValue(args));
});
}
return super.compile(scope, filename, raw);
}
public TypescriptEngine(File root) {
super(root);
var scope = global().globalChild();
var decls = new ArrayList<Object>();
decls.add(resourceToString("dts/core.d.ts"));
decls.add(resourceToString("dts/iterators.d.ts"));
decls.add(resourceToString("dts/map.d.ts"));
decls.add(resourceToString("dts/promise.d.ts"));
decls.add(resourceToString("dts/regex.d.ts"));
decls.add(resourceToString("dts/require.d.ts"));
decls.add(resourceToString("dts/set.d.ts"));
decls.add(resourceToString("dts/values/array.d.ts"));
decls.add(resourceToString("dts/values/boolean.d.ts"));
decls.add(resourceToString("dts/values/number.d.ts"));
decls.add(resourceToString("dts/values/errors.d.ts"));
decls.add(resourceToString("dts/values/function.d.ts"));
decls.add(resourceToString("dts/values/object.d.ts"));
decls.add(resourceToString("dts/values/string.d.ts"));
decls.add(resourceToString("dts/values/symbol.d.ts"));
scope.define("libs", true, ArrayValue.of(decls));
scope.define(true, new NativeFunction("init", (el, t, args) -> {
ts = Values.function(args[0]);
return null;
}));
pushMsg(false, scope, Map.of(), "bootstrap.js", resourceToString("js/bootstrap.js"), null);
}
}