Examples with ParseTree com.google.javascript.jscomp.parsing.parser.trees.ParseTree used on opensource projects

Example 31 with ParseTree

use of com.google.javascript.jscomp.parsing.parser.trees.ParseTree in project closure-compiler by google.

the class Parser method parseRelational.

// 11.8 Relational
private ParseTree parseRelational(Expression expressionIn) {
    SourcePosition start = getTreeStartLocation();
    ParseTree left = parseShiftExpression();
    while (peekRelationalOperator(expressionIn)) {
        Token operator = nextToken();
        ParseTree right = parseShiftExpression();
        left = new BinaryOperatorTree(getTreeLocation(start), left, operator, right);
    }
    return left;
}

Example 32 with ParseTree

use of com.google.javascript.jscomp.parsing.parser.trees.ParseTree in project closure-compiler by google.

the class Parser method parseYield.

// yield [no line terminator] (*)? AssignExpression
// https://people.mozilla.org/~jorendorff/es6-draft.html#sec-generator-function-definitions-runtime-semantics-evaluation
private ParseTree parseYield(Expression expressionIn) {
    SourcePosition start = getTreeStartLocation();
    eat(TokenType.YIELD);
    boolean isYieldAll = false;
    ParseTree expression = null;
    if (!peekImplicitSemiColon()) {
        isYieldAll = eatOpt(TokenType.STAR) != null;
        if (peekAssignmentExpression()) {
            expression = parseAssignment(expressionIn);
        } else if (isYieldAll) {
            reportError("yield* requires an expression");
        }
    }
    return new YieldExpressionTree(getTreeLocation(start), isYieldAll, expression);
}

Example 33 with ParseTree

use of com.google.javascript.jscomp.parsing.parser.trees.ParseTree in project closure-compiler by google.

the class Parser method parseCatch.

private CatchTree parseCatch() {
    SourcePosition start = getTreeStartLocation();
    CatchTree catchBlock;
    eat(TokenType.CATCH);
    ParseTree exception = new EmptyStatementTree(new SourceRange(getTreeEndLocation(), getTreeStartLocation()));
    if (peekToken().type == TokenType.OPEN_PAREN) {
        eat(TokenType.OPEN_PAREN);
        if (peekPatternStart()) {
            exception = parsePattern(PatternKind.INITIALIZER);
        } else {
            exception = parseIdentifierExpression();
        }
        eat(TokenType.CLOSE_PAREN);
    } else {
        recordFeatureUsed(Feature.OPTIONAL_CATCH_BINDING);
    }
    BlockTree catchBody = parseBlock();
    catchBlock = new CatchTree(getTreeLocation(start), exception, catchBody);
    return catchBlock;
}

Example 34 with ParseTree

use of com.google.javascript.jscomp.parsing.parser.trees.ParseTree in project closure-compiler by google.

the class Parser method parseBitwiseAND.

// 11.10 Bitwise AND
private ParseTree parseBitwiseAND(Expression expressionIn) {
    SourcePosition start = getTreeStartLocation();
    ParseTree left = parseEquality(expressionIn);
    while (peek(TokenType.AMPERSAND)) {
        Token operator = eat(TokenType.AMPERSAND);
        ParseTree right = parseEquality(expressionIn);
        left = new BinaryOperatorTree(getTreeLocation(start), left, operator, right);
    }
    return left;
}

Example 35 with ParseTree

use of com.google.javascript.jscomp.parsing.parser.trees.ParseTree in project closure-compiler by google.

the class Parser method parseMultiplicativeExpression.

// 11.5 Multiplicative Expression
private ParseTree parseMultiplicativeExpression() {
    SourcePosition start = getTreeStartLocation();
    ParseTree left = parseExponentiationExpression();
    while (peekMultiplicativeOperator()) {
        Token operator = nextToken();
        ParseTree right = parseExponentiationExpression();
        left = new BinaryOperatorTree(getTreeLocation(start), left, operator, right);
    }
    return left;
}