Classes #29
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package me.topchetoeu.jscript.compilation.members;
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import me.topchetoeu.jscript.common.SyntaxException;
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import me.topchetoeu.jscript.common.parsing.Location;
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import me.topchetoeu.jscript.common.parsing.ParseRes;
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import me.topchetoeu.jscript.common.parsing.Parsing;
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import me.topchetoeu.jscript.common.parsing.Source;
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import me.topchetoeu.jscript.compilation.CompileResult;
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import me.topchetoeu.jscript.compilation.JavaScript;
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import me.topchetoeu.jscript.compilation.Node;
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import me.topchetoeu.jscript.compilation.patterns.AssignTarget;
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import me.topchetoeu.jscript.compilation.values.VariableNode;
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import me.topchetoeu.jscript.compilation.values.constants.StringNode;
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import me.topchetoeu.jscript.compilation.values.operations.AssignNode;
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public class AssignShorthandNode extends Node {
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public final Node key;
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public final AssignTarget target;
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public final Node value;
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@Override public void compile(CompileResult target, boolean pollute) {
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throw new SyntaxException(loc(), "Unexpected assign shorthand in non-destructor context");
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}
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public AssignShorthandNode(Location loc, Node key, AssignTarget target, Node value) {
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super(loc);
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this.key = key;
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this.target = target;
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this.value = value;
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}
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public AssignTarget target() {
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return new AssignNode(loc(), target, value);
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}
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public static ParseRes<AssignShorthandNode> parse(Source src, int i) {
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var n = Parsing.skipEmpty(src, i);
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var loc = src.loc(i + n);
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var var = VariableNode.parse(src, i + n);
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if (!var.isSuccess()) return var.chainError();
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n += var.n;
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n += Parsing.skipEmpty(src, i + n);
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if (!src.is(i + n, "=")) return ParseRes.failed();
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n++;
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var value = JavaScript.parseExpression(src, i + n, 2);
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if (!value.isSuccess()) return value.chainError(src.loc(i + n), "Expected a shorthand initializer");
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n += value.n;
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return ParseRes.res(new AssignShorthandNode(loc, new StringNode(loc, var.result.name), var.result, value.result), n);
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}
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}
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@ -0,0 +1,89 @@
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package me.topchetoeu.jscript.compilation.members;
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import me.topchetoeu.jscript.common.Instruction;
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import me.topchetoeu.jscript.common.parsing.Location;
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import me.topchetoeu.jscript.common.parsing.ParseRes;
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import me.topchetoeu.jscript.common.parsing.Parsing;
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import me.topchetoeu.jscript.common.parsing.Source;
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import me.topchetoeu.jscript.compilation.CompileResult;
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import me.topchetoeu.jscript.compilation.JavaScript;
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import me.topchetoeu.jscript.compilation.Node;
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import me.topchetoeu.jscript.compilation.values.ObjectNode;
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import me.topchetoeu.jscript.compilation.values.VariableNode;
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import me.topchetoeu.jscript.compilation.values.constants.StringNode;
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public class FieldMemberNode extends Node {
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public final Node key;
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public final Node value;
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@Override public void compile(CompileResult target, boolean pollute) {
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if (pollute) target.add(Instruction.dup());
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key.compile(target, true);
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if (value == null) target.add(Instruction.pushUndefined());
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else value.compile(target, true);
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target.add(Instruction.defField());
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}
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public FieldMemberNode(Location loc, Node key, Node value) {
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super(loc);
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this.key = key;
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this.value = value;
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}
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public static ParseRes<FieldMemberNode> parseObject(Source src, int i) {
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var n = Parsing.skipEmpty(src, i);
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var loc = src.loc(i + n);
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var name = ObjectNode.parsePropName(src, i + n);
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if (!name.isSuccess()) return name.chainError();
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n += name.n;
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n += Parsing.skipEmpty(src, i + n);
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if (!src.is(i + n, ":")) return ParseRes.failed();
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n++;
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var value = JavaScript.parseExpression(src, i + n, 2);
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if (!value.isSuccess()) return value.chainError(src.loc(i + n), "Expected a value");
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n += value.n;
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return ParseRes.res(new FieldMemberNode(loc, name.result, value.result), n);
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}
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public static ParseRes<FieldMemberNode> parseShorthand(Source src, int i) {
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var n = Parsing.skipEmpty(src, i);
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var loc = src.loc(i + n);
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var var = VariableNode.parse(src, i + n);
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if (!var.isSuccess()) return var.chainError();
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n += var.n;
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return ParseRes.res(new FieldMemberNode(loc, new StringNode(loc, var.result.name), var.result), n);
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}
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public static ParseRes<FieldMemberNode> parseClass(Source src, int i) {
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var n = Parsing.skipEmpty(src, i);
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var loc = src.loc(i + n);
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var name = ObjectNode.parsePropName(src, i + n);
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if (!name.isSuccess()) return name.chainError();
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n += name.n;
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n += Parsing.skipEmpty(src, i + n);
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if (!src.is(i + n, "=")) {
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var end = JavaScript.parseStatement(src, i + n);
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if (!end.isSuccess()) return ParseRes.error(src.loc(i + n), "Expected an end of statement or a field initializer");
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n += end.n;
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return ParseRes.res(new FieldMemberNode(loc, name.result, null), n);
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}
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n++;
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var value = JavaScript.parseExpression(src, i + n, 2);
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if (!value.isSuccess()) return value.chainError(src.loc(i + n), "Expected a value");
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n += value.n;
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return ParseRes.res(new FieldMemberNode(loc, name.result, value.result), n);
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}
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}
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package me.topchetoeu.jscript.compilation.members;
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import me.topchetoeu.jscript.common.Instruction;
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import me.topchetoeu.jscript.common.Instruction.BreakpointType;
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import me.topchetoeu.jscript.common.parsing.Location;
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import me.topchetoeu.jscript.common.parsing.ParseRes;
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import me.topchetoeu.jscript.common.parsing.Parsing;
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import me.topchetoeu.jscript.common.parsing.Source;
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import me.topchetoeu.jscript.compilation.CompileResult;
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import me.topchetoeu.jscript.compilation.CompoundNode;
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import me.topchetoeu.jscript.compilation.FunctionNode;
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import me.topchetoeu.jscript.compilation.Node;
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import me.topchetoeu.jscript.compilation.Parameters;
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import me.topchetoeu.jscript.compilation.values.ObjectNode;
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import me.topchetoeu.jscript.compilation.values.constants.StringNode;
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public class MethodMemberNode extends FunctionNode {
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public final Node key;
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@Override public String name() {
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if (key instanceof StringNode str) return str.value;
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else return null;
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}
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@Override public void compile(CompileResult target, boolean pollute, String name, BreakpointType bp) {
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if (pollute) target.add(Instruction.dup());
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key.compile(target, true);
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var id = target.addChild(compileBody(target, name, null));
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target.add(_i -> Instruction.loadFunc(id, true, false, false, name, captures(id, target)));
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target.add(Instruction.defField());
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}
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public MethodMemberNode(Location loc, Location end, Node key, Parameters params, CompoundNode body) {
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super(loc, end, params, body);
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this.key = key;
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}
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public static ParseRes<MethodMemberNode> parse(Source src, int i) {
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var n = Parsing.skipEmpty(src, i);
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var loc = src.loc(i + n);
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var name = ObjectNode.parsePropName(src, i + n);
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if (!name.isSuccess()) return name.chainError();
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n += name.n;
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var params = Parameters.parseParameters(src, i + n);
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if (!params.isSuccess()) return params.chainError(src.loc(i + n), "Expected an argument list");
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n += params.n;
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var body = CompoundNode.parse(src, i + n);
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if (!body.isSuccess()) return body.chainError(src.loc(i + n), "Expected a compound statement for property accessor.");
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n += body.n;
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var end = src.loc(i + n - 1);
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return ParseRes.res(new MethodMemberNode(
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loc, end, name.result, params.result, body.result
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), n);
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}
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}
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@ -0,0 +1,81 @@
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package me.topchetoeu.jscript.compilation.members;
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import java.util.Arrays;
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import me.topchetoeu.jscript.common.Instruction;
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import me.topchetoeu.jscript.common.Instruction.BreakpointType;
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import me.topchetoeu.jscript.common.parsing.Location;
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import me.topchetoeu.jscript.common.parsing.ParseRes;
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import me.topchetoeu.jscript.common.parsing.Parsing;
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import me.topchetoeu.jscript.common.parsing.Source;
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import me.topchetoeu.jscript.compilation.CompileResult;
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import me.topchetoeu.jscript.compilation.CompoundNode;
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import me.topchetoeu.jscript.compilation.FunctionNode;
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import me.topchetoeu.jscript.compilation.Node;
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import me.topchetoeu.jscript.compilation.Parameters;
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import me.topchetoeu.jscript.compilation.patterns.Pattern;
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import me.topchetoeu.jscript.compilation.values.ObjectNode;
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import me.topchetoeu.jscript.compilation.values.constants.StringNode;
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public class PropertyMemberNode extends FunctionNode {
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public final Node key;
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public final Pattern argument;
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@Override public String name() {
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if (key instanceof StringNode str) {
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if (isGetter()) return "get " + str.value;
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else return "set " + str.value;
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}
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else return null;
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}
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public boolean isGetter() { return argument == null; }
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public boolean isSetter() { return argument != null; }
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@Override public void compile(CompileResult target, boolean pollute, String name, BreakpointType bp) {
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if (pollute) target.add(Instruction.dup());
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key.compile(target, true);
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var id = target.addChild(compileBody(target, name, null));
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target.add(_i -> Instruction.loadFunc(id, true, false, false, name, captures(id, target)));
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target.add(Instruction.defProp(isSetter()));
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}
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public PropertyMemberNode(Location loc, Location end, Node key, Pattern argument, CompoundNode body) {
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super(loc, end, argument == null ? new Parameters(Arrays.asList()) : new Parameters(Arrays.asList(argument)), body);
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this.key = key;
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this.argument = argument;
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}
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public static ParseRes<PropertyMemberNode> parse(Source src, int i) {
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var n = Parsing.skipEmpty(src, i);
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var loc = src.loc(i + n);
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var access = Parsing.parseIdentifier(src, i + n);
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if (!access.isSuccess()) return ParseRes.failed();
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if (!access.result.equals("get") && !access.result.equals("set")) return ParseRes.failed();
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n += access.n;
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var name = ObjectNode.parsePropName(src, i + n);
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if (!name.isSuccess()) return name.chainError(src.loc(i + n), "Expected a property name after '" + access + "'");
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n += name.n;
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var params = Parameters.parseParameters(src, i + n);
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if (!params.isSuccess()) return params.chainError(src.loc(i + n), "Expected an argument list");
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if (access.result.equals("get") && params.result.params.size() != 0) return ParseRes.error(src.loc(i + n), "Getter must not have any parameters");
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if (access.result.equals("set") && params.result.params.size() != 1) return ParseRes.error(src.loc(i + n), "Setter must have exactly one parameter");
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if (params.result.rest != null) return ParseRes.error(params.result.rest.loc(), "Property members may not have rest arguments");
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n += params.n;
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var body = CompoundNode.parse(src, i + n);
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if (!body.isSuccess()) return body.chainError(src.loc(i + n), "Expected a compound statement for property accessor.");
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n += body.n;
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var end = src.loc(i + n - 1);
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return ParseRes.res(new PropertyMemberNode(
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loc, end, name.result, access.result.equals("get") ? null : params.result.params.get(0), body.result
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), n);
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}
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}
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@ -1,251 +1,28 @@
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package me.topchetoeu.jscript.compilation.values;
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import java.util.Arrays;
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import java.util.LinkedList;
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import java.util.List;
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import me.topchetoeu.jscript.common.Instruction;
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import me.topchetoeu.jscript.common.SyntaxException;
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import me.topchetoeu.jscript.common.Instruction.BreakpointType;
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import me.topchetoeu.jscript.common.parsing.Location;
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import me.topchetoeu.jscript.common.parsing.ParseRes;
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import me.topchetoeu.jscript.common.parsing.Parsing;
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import me.topchetoeu.jscript.common.parsing.Source;
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import me.topchetoeu.jscript.compilation.CompileResult;
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import me.topchetoeu.jscript.compilation.CompoundNode;
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import me.topchetoeu.jscript.compilation.FunctionNode;
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import me.topchetoeu.jscript.compilation.JavaScript;
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import me.topchetoeu.jscript.compilation.Node;
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import me.topchetoeu.jscript.compilation.Parameters;
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import me.topchetoeu.jscript.compilation.members.AssignShorthandNode;
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import me.topchetoeu.jscript.compilation.members.FieldMemberNode;
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import me.topchetoeu.jscript.compilation.members.MethodMemberNode;
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import me.topchetoeu.jscript.compilation.members.PropertyMemberNode;
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import me.topchetoeu.jscript.compilation.patterns.AssignTarget;
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import me.topchetoeu.jscript.compilation.patterns.AssignTargetLike;
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import me.topchetoeu.jscript.compilation.patterns.ObjectPattern;
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import me.topchetoeu.jscript.compilation.patterns.Pattern;
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import me.topchetoeu.jscript.compilation.values.constants.NumberNode;
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import me.topchetoeu.jscript.compilation.values.constants.StringNode;
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import me.topchetoeu.jscript.compilation.values.operations.AssignNode;
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public class ObjectNode extends Node implements AssignTargetLike {
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public static class PropertyMemberNode extends FunctionNode {
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public final Node key;
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public final Pattern argument;
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@Override public String name() {
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if (key instanceof StringNode str) {
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if (isGetter()) return "get " + str.value;
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else return "set " + str.value;
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}
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else return null;
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}
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public boolean isGetter() { return argument == null; }
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public boolean isSetter() { return argument != null; }
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@Override public void compile(CompileResult target, boolean pollute, String name, BreakpointType bp) {
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key.compile(target, true);
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var id = target.addChild(compileBody(target, name, null));
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target.add(_i -> Instruction.loadFunc(id, true, false, false, name, captures(id, target)));
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target.add(Instruction.defProp(isSetter()));
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}
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public PropertyMemberNode(Location loc, Location end, Node key, Pattern argument, CompoundNode body) {
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super(loc, end, argument == null ? new Parameters(Arrays.asList()) : new Parameters(Arrays.asList(argument)), body);
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this.key = key;
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this.argument = argument;
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}
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public static ParseRes<PropertyMemberNode> parse(Source src, int i) {
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var n = Parsing.skipEmpty(src, i);
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var loc = src.loc(i + n);
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var access = Parsing.parseIdentifier(src, i + n);
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if (!access.isSuccess()) return ParseRes.failed();
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if (!access.result.equals("get") && !access.result.equals("set")) return ParseRes.failed();
|
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n += access.n;
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var name = parsePropName(src, i + n);
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if (!name.isSuccess()) return name.chainError(src.loc(i + n), "Expected a property name after '" + access + "'");
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n += name.n;
|
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|
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var params = Parameters.parseParameters(src, i + n);
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if (!params.isSuccess()) return params.chainError(src.loc(i + n), "Expected an argument list");
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if (access.result.equals("get") && params.result.params.size() != 0) return ParseRes.error(src.loc(i + n), "Getter must not have any parameters");
|
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if (access.result.equals("set") && params.result.params.size() != 1) return ParseRes.error(src.loc(i + n), "Setter must have exactly one parameter");
|
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if (params.result.rest != null) return ParseRes.error(params.result.rest.loc(), "Property members may not have rest arguments");
|
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n += params.n;
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|
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var body = CompoundNode.parse(src, i + n);
|
||||
if (!body.isSuccess()) return body.chainError(src.loc(i + n), "Expected a compound statement for property accessor.");
|
||||
n += body.n;
|
||||
|
||||
var end = src.loc(i + n - 1);
|
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|
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return ParseRes.res(new PropertyMemberNode(
|
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loc, end, name.result, access.result.equals("get") ? null : params.result.params.get(0), body.result
|
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), n);
|
||||
}
|
||||
}
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public static class MethodMemberNode extends FunctionNode {
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public final Node key;
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|
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@Override public String name() {
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||||
if (key instanceof StringNode str) return str.value;
|
||||
else return null;
|
||||
}
|
||||
|
||||
@Override public void compile(CompileResult target, boolean pollute, String name, BreakpointType bp) {
|
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key.compile(target, true);
|
||||
|
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var id = target.addChild(compileBody(target, name, null));
|
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target.add(_i -> Instruction.loadFunc(id, true, false, false, name, captures(id, target)));
|
||||
|
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target.add(Instruction.defField());
|
||||
}
|
||||
|
||||
public MethodMemberNode(Location loc, Location end, Node key, Parameters params, CompoundNode body) {
|
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super(loc, end, params, body);
|
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this.key = key;
|
||||
}
|
||||
|
||||
public static ParseRes<MethodMemberNode> parse(Source src, int i) {
|
||||
var n = Parsing.skipEmpty(src, i);
|
||||
var loc = src.loc(i + n);
|
||||
|
||||
var name = parsePropName(src, i + n);
|
||||
if (!name.isSuccess()) return name.chainError();
|
||||
n += name.n;
|
||||
|
||||
var params = Parameters.parseParameters(src, i + n);
|
||||
if (!params.isSuccess()) return params.chainError(src.loc(i + n), "Expected an argument list");
|
||||
n += params.n;
|
||||
|
||||
var body = CompoundNode.parse(src, i + n);
|
||||
if (!body.isSuccess()) return body.chainError(src.loc(i + n), "Expected a compound statement for property accessor.");
|
||||
n += body.n;
|
||||
|
||||
var end = src.loc(i + n - 1);
|
||||
|
||||
return ParseRes.res(new MethodMemberNode(
|
||||
loc, end, name.result, params.result, body.result
|
||||
), n);
|
||||
}
|
||||
}
|
||||
public static class FieldMemberNode extends Node {
|
||||
public final Node key;
|
||||
public final Node value;
|
||||
|
||||
@Override public void compile(CompileResult target, boolean pollute) {
|
||||
key.compile(target, true);
|
||||
|
||||
if (value == null) target.add(Instruction.pushUndefined());
|
||||
else value.compile(target, true);
|
||||
|
||||
target.add(Instruction.defField());
|
||||
}
|
||||
|
||||
public FieldMemberNode(Location loc, Node key, Node value) {
|
||||
super(loc);
|
||||
this.key = key;
|
||||
this.value = value;
|
||||
}
|
||||
|
||||
public static ParseRes<FieldMemberNode> parseObject(Source src, int i) {
|
||||
var n = Parsing.skipEmpty(src, i);
|
||||
var loc = src.loc(i + n);
|
||||
|
||||
var name = parsePropName(src, i + n);
|
||||
if (!name.isSuccess()) return name.chainError();
|
||||
n += name.n;
|
||||
n += Parsing.skipEmpty(src, i + n);
|
||||
|
||||
if (!src.is(i + n, ":")) return ParseRes.failed();
|
||||
n++;
|
||||
|
||||
var value = JavaScript.parseExpression(src, i + n, 2);
|
||||
if (!value.isSuccess()) return value.chainError(src.loc(i + n), "Expected a value");
|
||||
n += value.n;
|
||||
|
||||
return ParseRes.res(new FieldMemberNode(loc, name.result, value.result), n);
|
||||
}
|
||||
|
||||
public static ParseRes<FieldMemberNode> parseShorthand(Source src, int i) {
|
||||
var n = Parsing.skipEmpty(src, i);
|
||||
var loc = src.loc(i + n);
|
||||
|
||||
var var = VariableNode.parse(src, i + n);
|
||||
if (!var.isSuccess()) return var.chainError();
|
||||
n += var.n;
|
||||
|
||||
return ParseRes.res(new FieldMemberNode(loc, new StringNode(loc, var.result.name), var.result), n);
|
||||
}
|
||||
|
||||
public static ParseRes<FieldMemberNode> parseClass(Source src, int i) {
|
||||
var n = Parsing.skipEmpty(src, i);
|
||||
var loc = src.loc(i + n);
|
||||
|
||||
var name = parsePropName(src, i + n);
|
||||
if (!name.isSuccess()) return name.chainError();
|
||||
n += name.n;
|
||||
n += Parsing.skipEmpty(src, i + n);
|
||||
|
||||
if (!src.is(i + n, "=")) {
|
||||
var end = JavaScript.parseStatement(src, i + n);
|
||||
if (!end.isSuccess()) return ParseRes.error(src.loc(i + n), "Expected an end of statement or a field initializer");
|
||||
n += end.n;
|
||||
|
||||
return ParseRes.res(new FieldMemberNode(loc, name.result, null), n);
|
||||
}
|
||||
n++;
|
||||
|
||||
var value = JavaScript.parseExpression(src, i + n, 2);
|
||||
if (!value.isSuccess()) return value.chainError(src.loc(i + n), "Expected a value");
|
||||
n += value.n;
|
||||
|
||||
return ParseRes.res(new FieldMemberNode(loc, name.result, value.result), n);
|
||||
}
|
||||
}
|
||||
public static class AssignShorthandNode extends Node {
|
||||
public final Node key;
|
||||
public final AssignTarget target;
|
||||
public final Node value;
|
||||
|
||||
@Override public void compile(CompileResult target, boolean pollute) {
|
||||
throw new SyntaxException(loc(), "Unexpected assign shorthand in non-destructor context");
|
||||
}
|
||||
|
||||
public AssignShorthandNode(Location loc, Node key, AssignTarget target, Node value) {
|
||||
super(loc);
|
||||
this.key = key;
|
||||
this.target = target;
|
||||
this.value = value;
|
||||
}
|
||||
|
||||
public AssignTarget target() {
|
||||
return new AssignNode(loc(), target, value);
|
||||
}
|
||||
|
||||
public static ParseRes<AssignShorthandNode> parse(Source src, int i) {
|
||||
var n = Parsing.skipEmpty(src, i);
|
||||
var loc = src.loc(i + n);
|
||||
|
||||
var var = VariableNode.parse(src, i + n);
|
||||
if (!var.isSuccess()) return var.chainError();
|
||||
n += var.n;
|
||||
n += Parsing.skipEmpty(src, i + n);
|
||||
|
||||
if (!src.is(i + n, "=")) return ParseRes.failed();
|
||||
n++;
|
||||
|
||||
var value = JavaScript.parseExpression(src, i + n, 2);
|
||||
if (!value.isSuccess()) return value.chainError(src.loc(i + n), "Expected a shorthand initializer");
|
||||
n += value.n;
|
||||
|
||||
return ParseRes.res(new AssignShorthandNode(loc, new StringNode(loc, var.result.name), var.result, value.result), n);
|
||||
}
|
||||
}
|
||||
|
||||
public final List<Node> members;
|
||||
|
||||
// TODO: Implement spreading into object
|
||||
@ -287,11 +64,7 @@ public class ObjectNode extends Node implements AssignTargetLike {
|
||||
|
||||
@Override public void compile(CompileResult target, boolean pollute) {
|
||||
target.add(Instruction.loadObj());
|
||||
|
||||
for (var el : members) {
|
||||
target.add(Instruction.dup());
|
||||
el.compile(target, false);
|
||||
}
|
||||
for (var el : members) el.compile(target, true);
|
||||
}
|
||||
|
||||
@Override public AssignTarget toAssignTarget() {
|
||||
|
||||
Loading…
Reference in New Issue
Block a user