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

Example 6 with ParseTree

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

the class Parser method parseArrayTypeExpression.

private ParseTree parseArrayTypeExpression() {
    SourcePosition start = getTreeStartLocation();
    ParseTree typeExpression = parseParenTypeExpression();
    while (!peekImplicitSemiColon() && peek(TokenType.OPEN_SQUARE)) {
        eat(TokenType.OPEN_SQUARE);
        eat(TokenType.CLOSE_SQUARE);
        typeExpression = new ArrayTypeTree(getTreeLocation(start), typeExpression);
    }
    return typeExpression;
}

Example 7 with ParseTree

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

the class Parser method maybeParseGenericTypes.

private GenericTypeListTree maybeParseGenericTypes() {
    if (!peek(TokenType.OPEN_ANGLE)) {
        return null;
    }
    SourcePosition start = getTreeStartLocation();
    eat(TokenType.OPEN_ANGLE);
    scanner.incTypeParameterLevel();
    LinkedHashMap<IdentifierToken, ParseTree> types = new LinkedHashMap<>();
    do {
        IdentifierToken name = eatId();
        ParseTree bound = null;
        if (peek(TokenType.EXTENDS)) {
            eat(TokenType.EXTENDS);
            bound = parseType();
        }
        types.put(name, bound);
        if (peek(TokenType.COMMA)) {
            eat(TokenType.COMMA);
        }
    } while (peekId());
    eat(TokenType.CLOSE_ANGLE);
    scanner.decTypeParameterLevel();
    return new GenericTypeListTree(getTreeLocation(start), types);
}

Example 8 with ParseTree

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

the class Parser method parseIndexSignature.

private IndexSignatureTree parseIndexSignature() {
    SourcePosition start = getTreeStartLocation();
    eat(TokenType.OPEN_SQUARE);
    IdentifierToken name = eatIdOrKeywordAsId();
    eat(TokenType.COLON);
    // must be 'string' or 'number'
    ParseTree indexType = parseTypeName();
    eat(TokenType.CLOSE_SQUARE);
    eat(TokenType.COLON);
    ParseTree declaredType = parseType();
    ParseTree nameTree = new MemberVariableTree(getTreeLocation(start), name, false, false, null, indexType);
    return new IndexSignatureTree(getTreeLocation(start), nameTree, declaredType);
}

Example 9 with ParseTree

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

the class Parser method parseCallSignature.

private CallSignatureTree parseCallSignature(boolean isNew) {
    SourcePosition start = getTreeStartLocation();
    if (isNew) {
        eat(TokenType.NEW);
    }
    GenericTypeListTree generics = maybeParseGenericTypes();
    FormalParameterListTree params = parseFormalParameterList(ParamContext.SIGNATURE);
    ParseTree returnType = maybeParseColonType();
    return new CallSignatureTree(getTreeLocation(start), isNew, generics, params, returnType);
}

Example 10 with ParseTree

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

the class Parser method parseFormalParameterList.

private FormalParameterListTree parseFormalParameterList(ParamContext context) {
    SourcePosition listStart = getTreeStartLocation();
    eat(TokenType.OPEN_PAREN);
    ImmutableList.Builder<ParseTree> result = ImmutableList.builder();
    while (peekParameter(context)) {
        result.add(parseParameter(context));
        if (!peek(TokenType.CLOSE_PAREN)) {
            Token comma = eat(TokenType.COMMA);
            if (peek(TokenType.CLOSE_PAREN)) {
                features = features.with(Feature.TRAILING_COMMA_IN_PARAM_LIST);
                if (!config.atLeast8) {
                    reportError(comma, "Invalid trailing comma in formal parameter list");
                }
            }
        }
    }
    eat(TokenType.CLOSE_PAREN);
    return new FormalParameterListTree(getTreeLocation(listStart), result.build());
}