| /* |
| * Copyright 2000-2014 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.plugins.groovy.lang.parser.parsing.statements.typeDefinitions; |
| |
| import com.intellij.lang.PsiBuilder; |
| import com.intellij.psi.tree.IElementType; |
| import com.intellij.psi.tree.TokenSet; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| import org.jetbrains.plugins.groovy.GroovyBundle; |
| import org.jetbrains.plugins.groovy.lang.lexer.GroovyTokenTypes; |
| import org.jetbrains.plugins.groovy.lang.parser.GroovyElementTypes; |
| import org.jetbrains.plugins.groovy.lang.parser.GroovyParser; |
| import org.jetbrains.plugins.groovy.lang.parser.parsing.auxiliary.Separators; |
| import org.jetbrains.plugins.groovy.lang.parser.parsing.statements.typeDefinitions.members.EnumConstant; |
| import org.jetbrains.plugins.groovy.lang.parser.parsing.types.TypeParameters; |
| import org.jetbrains.plugins.groovy.lang.parser.parsing.util.ParserUtils; |
| |
| /** |
| * @autor: Dmitry.Krasilschikov |
| * @date: 16.03.2007 |
| */ |
| |
| /* |
| * TypeDefinition ::= ClassDefinition |
| * | InterfaceDefinition |
| * | EnumDefinition |
| * | AnnotationDefinition |
| */ |
| |
| public class TypeDefinition { |
| public static IElementType parseAfterModifiers(PsiBuilder builder, GroovyParser parser) { |
| if (builder.getTokenType() == GroovyTokenTypes.kCLASS) { |
| builder.advanceLexer(); |
| if (parseAfterKeyword(builder, parser, ClassType.CLASS)) { |
| return GroovyElementTypes.CLASS_DEFINITION; |
| } |
| } |
| |
| if (builder.getTokenType() == GroovyTokenTypes.kINTERFACE) { |
| builder.advanceLexer(); |
| if (parseAfterKeyword(builder, parser, ClassType.INTERFACE)) { |
| return GroovyElementTypes.INTERFACE_DEFINITION; |
| } |
| } |
| |
| if (builder.getTokenType() == GroovyTokenTypes.kENUM) { |
| builder.advanceLexer(); |
| if (parseAfterKeyword(builder, parser, ClassType.ENUM)) { |
| return GroovyElementTypes.ENUM_DEFINITION; |
| } |
| } |
| |
| if (builder.getTokenType() == GroovyTokenTypes.kTRAIT) { |
| builder.advanceLexer(); |
| if (parseAfterKeyword(builder, parser, ClassType.TRAIT)) { |
| return GroovyElementTypes.TRAIT_DEFINITION; |
| } |
| } |
| |
| if (builder.getTokenType() == GroovyTokenTypes.mAT) { |
| builder.advanceLexer(); |
| if (builder.getTokenType() == GroovyTokenTypes.kINTERFACE) { |
| builder.advanceLexer(); |
| if (parseAfterKeyword(builder, parser, ClassType.ANNOTATION)) { |
| return GroovyElementTypes.ANNOTATION_DEFINITION; |
| } |
| } |
| } |
| |
| return GroovyElementTypes.WRONGWAY; |
| } |
| |
| private static boolean parseAfterKeyword(final PsiBuilder builder, final GroovyParser parser, final ClassType type) { |
| if (builder.getTokenType() != GroovyTokenTypes.mIDENT) { |
| builder.error(GroovyBundle.message("identifier.expected")); |
| return false; |
| } |
| |
| final String name = builder.getTokenText(); |
| assert name != null; |
| builder.advanceLexer(); |
| |
| ParserUtils.getToken(builder, GroovyTokenTypes.mNLS); |
| TypeParameters.parse(builder); |
| |
| ParserUtils.getToken(builder, GroovyTokenTypes.mNLS); |
| ReferenceElement.parseReferenceList(builder, GroovyTokenTypes.kEXTENDS, GroovyElementTypes.EXTENDS_CLAUSE, type); |
| |
| ParserUtils.getToken(builder, GroovyTokenTypes.mNLS); |
| ReferenceElement.parseReferenceList(builder, GroovyTokenTypes.kIMPLEMENTS, GroovyElementTypes.IMPLEMENTS_CLAUSE, type); |
| |
| ParserUtils.getToken(builder, GroovyTokenTypes.mNLS); |
| if (builder.getTokenType() == GroovyTokenTypes.mLCURLY) { |
| if (type == ClassType.ENUM) { |
| parseEnumBody(builder, name, parser); |
| } |
| else { |
| parseBody(builder, name, parser, type == ClassType.ANNOTATION); |
| } |
| } |
| else { |
| builder.error(GroovyBundle.message("lcurly.expected")); |
| } |
| return true; |
| } |
| |
| public static IElementType parseBody(@NotNull PsiBuilder builder, |
| @Nullable String className, |
| @NotNull GroovyParser parser, |
| final boolean isInAnnotation) { |
| //allow errors |
| PsiBuilder.Marker cbMarker = builder.mark(); |
| |
| if (!ParserUtils.getToken(builder, GroovyTokenTypes.mLCURLY)) { |
| builder.error(GroovyBundle.message("lcurly.expected")); |
| cbMarker.rollbackTo(); |
| return GroovyElementTypes.WRONGWAY; |
| } |
| |
| parseMembers(builder, className, parser, isInAnnotation); |
| |
| ParserUtils.getToken(builder, GroovyTokenTypes.mRCURLY, GroovyBundle.message("rcurly.expected")); |
| |
| cbMarker.done(GroovyElementTypes.CLASS_BODY); |
| return GroovyElementTypes.CLASS_BODY; |
| } |
| |
| private static void parseMembers(@NotNull PsiBuilder builder, |
| @Nullable String className, |
| @NotNull GroovyParser parser, |
| final boolean isInAnnotation) { |
| Separators.parse(builder); |
| |
| while (!builder.eof() && builder.getTokenType() != GroovyTokenTypes.mRCURLY) { |
| if (!parser.parseDeclaration(builder, true, isInAnnotation, className)) { |
| builder.advanceLexer(); |
| builder.error(GroovyBundle.message("separator.or.rcurly.expected")); |
| } |
| if (builder.getTokenType() == GroovyTokenTypes.mRCURLY) { |
| break; |
| } |
| if (!Separators.parse(builder)) { |
| builder.error(GroovyBundle.message("separator.or.rcurly.expected")); |
| } |
| } |
| } |
| |
| private static IElementType parseEnumBody(@NotNull PsiBuilder builder, |
| @NotNull String enumName, |
| @NotNull GroovyParser parser) { |
| PsiBuilder.Marker ebMarker = builder.mark(); |
| |
| if (!ParserUtils.getToken(builder, GroovyTokenTypes.mLCURLY)) { |
| ebMarker.rollbackTo(); |
| return GroovyElementTypes.WRONGWAY; |
| } |
| |
| ParserUtils.getToken(builder, GroovyTokenTypes.mNLS); |
| |
| if (EnumConstant.parseConstantList(builder, parser)) { |
| if (!ParserUtils.lookAhead(builder, GroovyTokenTypes.mRCURLY)) { |
| ParserUtils.getToken(builder, TokenSet.create(GroovyTokenTypes.mNLS, GroovyTokenTypes.mSEMI), GroovyBundle.message("separator.or.rcurly.expected")); |
| } |
| } |
| |
| parseMembers(builder, enumName, parser, false); |
| |
| ParserUtils.getToken(builder, GroovyTokenTypes.mRCURLY, GroovyBundle.message("rcurly.expected")); |
| |
| ebMarker.done(GroovyElementTypes.ENUM_BODY); |
| return GroovyElementTypes.ENUM_BODY; |
| } |
| } |