/*
* Copyright 2010-2015 JetBrains s.r.o.
*
* 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 org.jetbrains.kotlin.generators.frontend;
import com.intellij.openapi.util.io.FileUtil;
import com.intellij.psi.tree.IElementType;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.kotlin.generators.util.GeneratorsFileUtil;
import org.jetbrains.kotlin.lexer.KtKeywordToken;
import org.jetbrains.kotlin.lexer.KtTokens;
import org.jetbrains.kotlin.utils.Printer;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
public class GenerateKeywordStrings {
public static final File DEST_FILE = new File("core/descriptors/src/org/jetbrains/kotlin/renderer/KeywordStringsGenerated.java");
@NotNull
public static String generate() throws IOException {
StringBuilder sb = new StringBuilder();
Printer p = new Printer(sb);
p.println(FileUtil.loadFile(new File("license/LICENSE.txt")));
p.println("package org.jetbrains.kotlin.renderer;");
p.println();
p.println("import java.util.Arrays;");
p.println("import java.util.Set;");
p.println("import java.util.HashSet;");
p.println();
p.println("/** This class is generated by {@link \"org.jetbrains.kotlin.generators.frontend.GenerateKeywordStrings\"}. DO NOT MODIFY MANUALLY */");
p.println("public class KeywordStringsGenerated {");
p.pushIndent();
p.println("private KeywordStringsGenerated() {}");
p.println();
p.println("public static final Set<String> KEYWORDS = new HashSet<String>(Arrays.asList(");
p.pushIndent();
List<String> strings = new ArrayList<>();
for (IElementType type : KtTokens.KEYWORDS.getTypes()) {
assert type instanceof KtKeywordToken : "Not a keyword in KtTokens.KEYWORDS: " + type;
KtKeywordToken keyword = (KtKeywordToken) type;
assert !keyword.isSoft() : "Soft keyword in KtTokens.KEYWORDS: " + keyword.getValue();
if (keyword != KtTokens.AS_SAFE && keyword != KtTokens.NOT_IN && keyword != KtTokens.NOT_IS) {
strings.add(keyword.getValue());
}
}
for (Iterator<String> iterator = strings.iterator(); iterator.hasNext(); ) {
String string = iterator.next();
p.println("\"" + string + "\"" + (iterator.hasNext() ? "," : ""));
}
p.popIndent();
p.println("));");
p.popIndent();
p.println("}");
return sb.toString();
}
public static void main(String[] args) throws IOException {
GeneratorsFileUtil.writeFileIfContentChanged(DEST_FILE, generate());
}
}