com.google.common.css.compiler.ast.GssParser.java Source code

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Here is the source code for com.google.common.css.compiler.ast.GssParser.java

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/*
 * Copyright 2009 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.common.css.compiler.ast;

import com.google.common.collect.ImmutableList;
import com.google.common.css.SourceCode;

import java.util.List;

/**
 * A wrapper around the JavaCC generated GSS parser.
 *
 */
public class GssParser extends AbstractGssParser {

    private final List<SourceCode> sources;
    private ImmutableList<GssParserException> handledErrors = ImmutableList.of();

    public GssParser(List<SourceCode> sources) {
        this.sources = sources;
    }

    public GssParser(SourceCode source) {
        this(ImmutableList.of(source));
    }

    public CssTree parse() throws GssParserException {
        return parse(false);
    }

    public CssTree parse(boolean errorHandling) throws GssParserException {
        ParseResult result = parseInternal(sources, errorHandling);
        this.handledErrors = result.getHandledErrors();
        return result.getCssTree();
    }

    /**
     * Returns errors from previous call to parse().
     */
    public List<GssParserException> getHandledErrors() {
        return handledErrors;
    }

    @Override
    protected GssParserCC getParser() {
        return new GssParserCC(EMPTY_CHAR_STREAM);
    }
}