| /* |
| * Copyright 2016 The Bazel Authors. 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.idea.blaze.base.lang.buildfile.refactor; |
| |
| import com.google.common.collect.ImmutableSet; |
| import com.google.idea.blaze.base.lang.buildfile.lexer.BuildLexer; |
| import com.google.idea.blaze.base.lang.buildfile.lexer.BuildLexerBase; |
| import com.google.idea.blaze.base.lang.buildfile.lexer.TokenKind; |
| import com.intellij.lang.refactoring.NamesValidator; |
| import com.intellij.openapi.project.Project; |
| import java.util.stream.Collectors; |
| |
| /** Used for rename validation of elements which aren't string literals. */ |
| public class BuildNamesValidator implements NamesValidator { |
| |
| private static final ImmutableSet<String> KEYWORDS = |
| ImmutableSet.copyOf( |
| TokenKind.KEYWORDS.stream().map(TokenKind::toString).collect(Collectors.toSet())); |
| |
| @Override |
| public boolean isKeyword(String s, Project project) { |
| return KEYWORDS.contains(s); |
| } |
| |
| @Override |
| public boolean isIdentifier(String s, Project project) { |
| BuildLexer lexer = new BuildLexer(BuildLexerBase.LexerMode.Parsing); |
| lexer.start(s); |
| return lexer.getTokenEnd() == s.length() && lexer.getTokenKind() == TokenKind.IDENTIFIER; |
| } |
| } |