Method objectLiteral

src/main/java/org/dynjs/parser/js/Parser.java:261–322

()

    }

    public ObjectLiteralExpression objectLiteral() {
        Token position = consume(LEFT_BRACE);

        List<PropertyAssignment> propAssignments = new ArrayList<>();

        Set<String> values = new HashSet<>();
        Set<String> getters = new HashSet<>();
        Set<String> setters = new HashSet<>();

        while (true) {

            if (la() == RIGHT_BRACE) {
                break;
            }

            PropertyAssignment assignment = null;
            Token token = laToken();

            switch (token.getText()) {
                case "get":
                    if (la(2) != COLON) {
                        assignment = propertyGet();
                        propAssignments.add(assignment);
                        if (values.contains(assignment.getName()) || getters.contains(assignment.getName())) {
                            throw new SyntaxError(token, "duplicate property not allowed: " + assignment.getName());
                        }
                        getters.add(assignment.getName());
                        break;
                    }
                case "set":
                    if (la(2) != COLON) {
                        assignment = propertySet();
                        propAssignments.add(assignment);
                        if (values.contains(assignment.getName()) || setters.contains(assignment.getName())) {
                            throw new SyntaxError(token, "duplicate property not allowed: " + assignment.getName());
                        }
                        setters.add(assignment.getName());
                        break;
                    }
                default:
                    assignment = namedValue();
                    propAssignments.add(assignment);
                    if (getters.contains(assignment.getName()) || setters.contains(assignment.getName())) {
                        throw new SyntaxError(token, "duplicate property not allowed: " + assignment.getName());
                    }
                    if (currentContext().isStrict()) {
                        if (values.contains(assignment.getName())) {
                            throw new SyntaxError(token, "duplicate property not allowed: " + assignment.getName());
                        }
                    }
                    values.add(assignment.getName());
            }

            if (la() != COMMA) {
                break;
            }
            consume(COMMA);
        }