feat: add environment in Source

src/java/me/topchetoeu/jscript/common/Compiler.java

@@ -12,7 +12,7 @@ import me.topchetoeu.jscript.runtime.values.functions.CodeFunction;
 
 public interface Compiler {
     public static final Compiler DEFAULT = (env, filename, raw) -> {
-        var res = JavaScript.compile(filename, raw);
+        var res = JavaScript.compile(env, filename, raw);
         var body = res.body();
         DebugContext.get(env).onSource(filename, raw);
         registerFunc(env, body, res);

src/java/me/topchetoeu/jscript/common/json/JSON.java

@@ -101,7 +101,7 @@ public class JSON {
     public static JSONElement parse(Filename filename, String raw) {
         if (filename == null) filename = new Filename("jscript", "json");
 
-        var res = parseValue(new Source(filename, raw), 0);
+        var res = parseValue(new Source(null, filename, raw), 0);
         if (res.isFailed()) throw new SyntaxException(null, "Invalid JSON given.");
         else if (res.isError()) throw new SyntaxException(null, res.error);
         else return JSONElement.of(res.result);

src/java/me/topchetoeu/jscript/common/parsing/ParseRes.java

@@ -1,10 +1,6 @@
 package me.topchetoeu.jscript.common.parsing;
 
 public class ParseRes<T> {
-    public static interface Parser<T> {
-        public ParseRes<T> parse(Source src, int i);
-    }
-
     public static enum State {
         SUCCESS,
         FAILED,

src/java/me/topchetoeu/jscript/common/parsing/Parser.java

@@ -0,0 +1,5 @@
+package me.topchetoeu.jscript.common.parsing;
+
+public interface Parser<T> {
+    public ParseRes<T> parse(Source src, int i);
+}

src/java/me/topchetoeu/jscript/common/parsing/Parsing.java

@@ -3,8 +3,6 @@ package me.topchetoeu.jscript.common.parsing;
 import me.topchetoeu.jscript.compilation.values.constants.NumberStatement;
 import me.topchetoeu.jscript.runtime.exceptions.SyntaxException;
 
-// TODO: this has to be rewritten
-// @SourceFile
 public class Parsing {
     public static boolean isDigit(Character c) {
         return c != null && c >= '0' && c <= '9';

src/java/me/topchetoeu/jscript/common/parsing/Source.java

@@ -2,7 +2,10 @@ package me.topchetoeu.jscript.common.parsing;
 
 import java.util.function.Predicate;
 
+import me.topchetoeu.jscript.common.environment.Environment;
+
 public class Source {
+    public final Environment env;
     public final Filename filename;
     public final String src;
 
@@ -41,7 +44,10 @@ public class Source {
         return src.substring(start, end);
     }
 
-    public Source(Filename filename, String src) {
+    public Source(Environment env, Filename filename, String src) {
+        if (env == null) this.env = new Environment();
+        else this.env = env;
+
         this.filename = filename;
         this.src = src;
 
@@ -63,4 +69,7 @@ public class Source {
         System.arraycopy(lineStarts, 0, newArr, 0, n);
         lineStarts = newArr;
     }
+    public Source(String src) {
+        this(null, null, src);
+    }
 }

src/java/me/topchetoeu/jscript/compilation/AssignableStatement.java

@@ -4,54 +4,4 @@ import me.topchetoeu.jscript.common.Operation;
 
 public interface AssignableStatement {
     public abstract Statement toAssign(Statement val, Operation operation);
-
-    // private static final Map<String, Operation> operations = Map.ofEntries(
-    //     Map.entry("*=", Operation.MULTIPLY),
-    //     Map.entry("/=", Operation.DIVIDE),
-    //     Map.entry("%=", Operation.MODULO),
-    //     Map.entry("-=", Operation.SUBTRACT),
-    //     Map.entry("+=", Operation.ADD),
-    //     Map.entry(">>=", Operation.SHIFT_RIGHT),
-    //     Map.entry("<<=", Operation.SHIFT_LEFT),
-    //     Map.entry(">>>=", Operation.USHIFT_RIGHT),
-    //     Map.entry("&=", Operation.AND),
-    //     Map.entry("^=", Operation.XOR),
-    //     Map.entry("|=", Operation.OR)
-    // );
-    // private static final List<String> operatorsByLength = operations.keySet().stream().sorted().collect(Collectors.toList());
-
-
-    // public static ParseRes<? extends Statement> parse(Source src, int i, Statement prev, int precedence) {
-    //     if (precedence > 2) return ParseRes.failed();
-
-    //     var n = Parsing.skipEmpty(src, i);
-
-    //     for (var op : operatorsByLength) {
-    //         if (!src.is(i + n, op)) continue;
-    //         n += op.length() + 1;
-
-    //         if (!(prev instanceof AssignableStatement)) {
-    //             return ParseRes.error(src.loc(i + n), "Invalid expression on left hand side of assign operator");
-    //         }
-
-    //         var res = Parsing.parseValue(src, i + n, 2);
-    //         if (!res.isSuccess()) return res.chainError(src.loc(i + n), String.format("Expected a value after the '%s=' operator", op));
-    //         n += res.n;
-
-    //         return ParseRes.res(((AssignableStatement)prev).toAssign(res.result, operations.get(op)), n);
-    //     }
-
-    //     if (!src.is(i + n, "=")) return ParseRes.failed();
-    //     n++;
-
-    //     if (!(prev instanceof AssignableStatement)) {
-    //         return ParseRes.error(src.loc(i + n), "Invalid expression on left hand side of assign operator");
-    //     }
-
-    //     var res = Parsing.parseValue(src, i + n, 2);
-    //     if (!res.isSuccess()) return res.chainError(src.loc(i + n), "Expected a value after the '=' operator");
-    //     n += res.n;
-
-    //     return ParseRes.res(((AssignableStatement)prev).toAssign(res.result, null), n);
-    // }
 }

src/java/me/topchetoeu/jscript/compilation/ExpressionParser.java

@@ -0,0 +1,5 @@
+package me.topchetoeu.jscript.compilation;
+
+public class ExpressionParser {
+    
+}

src/java/me/topchetoeu/jscript/compilation/JavaScript.java

@@ -5,6 +5,7 @@ import java.util.List;
 import java.util.Set;
 
 import me.topchetoeu.jscript.common.Instruction;
+import me.topchetoeu.jscript.common.environment.Environment;
 import me.topchetoeu.jscript.common.parsing.Filename;
 import me.topchetoeu.jscript.common.parsing.ParseRes;
 import me.topchetoeu.jscript.common.parsing.Parsing;
@@ -72,8 +73,8 @@ public class JavaScript {
 
     public static ParseRes<? extends Statement> parseSimple(Source src, int i, boolean statement) {
         return ParseRes.first(src, i,
-            (a, b) -> statement ? ParseRes.failed() : ObjectStatement.parse(a, b),
+            (s, j) -> statement ? ParseRes.failed() : ObjectStatement.parse(s, j),
-            (a, b) -> statement ? ParseRes.failed() : FunctionStatement.parseFunction(a, b, false),
+            (s, j) -> statement ? ParseRes.failed() : FunctionStatement.parseFunction(s, j, false),
             JavaScript::parseLiteral,
             StringStatement::parse,
             RegexStatement::parse,
@@ -196,27 +197,6 @@ public class JavaScript {
         return res.addN(n);
     }
 
-    public static Statement[] parse(Filename filename, String raw) {
-        var src = new Source(filename, raw);
-        var list = new ArrayList<Statement>();
-        int i = 0;
-
-        while (true) {
-            if (i >= src.size()) break;
-
-            var res = parseStatement(src, i);
-
-            if (res.isError()) throw new SyntaxException(src.loc(i), res.error);
-            else if (res.isFailed()) throw new SyntaxException(src.loc(i), "Unexpected syntax");
-
-            i += res.n;
-
-            list.add(res.result);
-        }
-
-        return list.toArray(Statement[]::new);
-    }
-
     public static ParseRes<Boolean> parseStatementEnd(Source src, int i) {
         var n = Parsing.skipEmpty(src, i);
         if (i >= src.size()) return ParseRes.res(true, n + 1);
@@ -231,10 +211,6 @@ public class JavaScript {
         return ParseRes.failed();
     }
 
-    public static boolean checkVarName(String name) {
-        return !JavaScript.reserved.contains(name);
-    }
-
     public static ParseRes<List<String>> parseParamList(Source src, int i) {
         var n = Parsing.skipEmpty(src, i);
 
@@ -271,6 +247,31 @@ public class JavaScript {
         return ParseRes.res(args, n);
     }
 
+    public static Statement[] parse(Environment env, Filename filename, String raw) {
+        var src = new Source(env, filename, raw);
+        var list = new ArrayList<Statement>();
+        int i = 0;
+
+        while (true) {
+            if (i >= src.size()) break;
+
+            var res = parseStatement(src, i);
+
+            if (res.isError()) throw new SyntaxException(src.loc(i), res.error);
+            else if (res.isFailed()) throw new SyntaxException(src.loc(i), "Unexpected syntax");
+
+            i += res.n;
+
+            list.add(res.result);
+        }
+
+        return list.toArray(Statement[]::new);
+    }
+
+    public static boolean checkVarName(String name) {
+        return !JavaScript.reserved.contains(name);
+    }
+
     public static CompileResult compile(Statement ...statements) {
         var target = new CompileResult(new LocalScopeRecord());
         var stm = new CompoundStatement(null, true, statements);
@@ -296,7 +297,7 @@ public class JavaScript {
         return target;
     }
 
-    public static CompileResult compile(Filename filename, String raw) {
+    public static CompileResult compile(Environment env, Filename filename, String raw) {
-        return JavaScript.compile(JavaScript.parse(filename, raw));
+        return JavaScript.compile(JavaScript.parse(env, filename, raw));
     }
 }

src/java/me/topchetoeu/jscript/compilation/values/operations/CallStatement.java

@@ -77,7 +77,7 @@ public class CallStatement extends Statement {
             var bracket = JSON.stringify(JSONElement.string(val));
 
             if (!bracket.substring(1, bracket.length() - 1).equals(val)) return res + "[" + bracket + "]";
-            if (Parsing.parseIdentifier(new Source(null, val), 0).n != val.length()) return res + "[" + bracket + "]";
+            if (Parsing.parseIdentifier(new Source(val), 0).n != val.length()) return res + "[" + bracket + "]";
 
             return res + "." + val;
         }

src/java/me/topchetoeu/jscript/runtime/values/primitives/NumberValue.java

@@ -43,7 +43,7 @@ public final class NumberValue extends PrimitiveValue {
         if (radix < 2 || radix > 36) return new NumberValue(Double.NaN);
 
         str = str.trim();
-        var res = Parsing.parseInt(new Source(null, str), 0, "0123456789abcdefghijklmnopqrstuvwxyz".substring(0, radix), true);
+        var res = Parsing.parseInt(new Source(str), 0, "0123456789abcdefghijklmnopqrstuvwxyz".substring(0, radix), true);
         if (res.isSuccess()) {
             if (relaxed || res.n == str.length()) return new NumberValue(res.result);
         }
@@ -51,7 +51,7 @@ public final class NumberValue extends PrimitiveValue {
     }
     public static NumberValue parseFloat(String str, boolean relaxed) {
         str = str.trim();
-        var res = Parsing.parseFloat(new Source(null, str), 0, true);
+        var res = Parsing.parseFloat(new Source(str), 0, true);
         if (res.isSuccess()) {
             if (relaxed || res.n == str.length()) return new NumberValue(res.result);
         }

src/java/me/topchetoeu/jscript/runtime/values/primitives/StringValue.java

@@ -20,7 +20,7 @@ public final class StringValue extends PrimitiveValue {
     @Override public NumberValue toNumber(Environment ext) {
         var val = value.trim();
         if (val.equals("")) return new NumberValue(0);
-        var res = Parsing.parseNumber(new Source(null, val), 0, true);
+        var res = Parsing.parseNumber(new Source(val), 0, true);
 
         if (res.isSuccess() && res.n == val.length()) return new NumberValue(res.result);
         else return new NumberValue(Double.NaN);