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// Copyright 2014 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.devtools.build.lib.syntax;
/**
* Syntax node for a string literal.
*/
public final class StringLiteral extends Literal<String> {
private final char quoteChar;
public StringLiteral(String value, char quoteChar) {
super(value);
this.quoteChar = quoteChar;
}
@Override
public String toString() {
return quoteChar + value.replace(Character.toString(quoteChar), "\\" + quoteChar) + quoteChar;
}
@Override
public void accept(SyntaxTreeVisitor visitor) {
visitor.visit(this);
}
/**
* Gets the quote character that was used for this string. For example, if
* the string was 'hello, world!', then this method returns '\''.
*
* @return the character used to quote the string.
*/
public char getQuoteChar() {
return quoteChar;
}
@Override
void validate(ValidationEnvironment env) throws EvalException {
}
}
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