com.google.errorprone.util.ErrorProneToken.java Source code

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Here is the source code for com.google.errorprone.util.ErrorProneToken.java

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/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 *
 * 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.errorprone.util;

import com.google.common.collect.Lists;
import com.sun.tools.javac.parser.Tokens.Comment;
import com.sun.tools.javac.parser.Tokens.Token;
import com.sun.tools.javac.parser.Tokens.TokenKind;
import com.sun.tools.javac.util.Name;
import java.util.Collections;
import java.util.List;

/** Wraps a javac {@link Token} to return comments in declaration order. */
public class ErrorProneToken {

    private final Token token;

    ErrorProneToken(Token token) {
        this.token = token;
    }

    public TokenKind kind() {
        return token.kind;
    }

    public int pos() {
        return token.pos;
    }

    public int endPos() {
        return token.endPos;
    }

    public List<Comment> comments() {
        // javac stores the comments in reverse declaration order because appending to linked
        // lists is expensive
        return token.comments == null ? Collections.<Comment>emptyList() : Lists.reverse(token.comments);
    }

    public Name name() {
        return token.name();
    }

    public String stringVal() {
        return token.stringVal();
    }

    public int radix() {
        return token.radix();
    }

    @Override
    public String toString() {
        return token.toString();
    }
}