| /* |
| * Copyright 2000-2013 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.gradle.codeInsight; |
| |
| import com.intellij.codeInsight.completion.CompletionContributor; |
| import com.intellij.patterns.ElementPattern; |
| import com.intellij.psi.PsiElement; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| import org.jetbrains.plugins.gradle.util.GradleConstants; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.arguments.GrNamedArgument; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.expressions.GrCommandArgumentList; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.expressions.GrExpression; |
| import org.jetbrains.plugins.groovy.lang.psi.api.util.GrNamedArgumentsOwner; |
| import org.jetbrains.plugins.groovy.lang.psi.impl.statements.expressions.literals.GrLiteralImpl; |
| |
| import static com.intellij.patterns.PlatformPatterns.psiElement; |
| import static com.intellij.patterns.PlatformPatterns.psiFile; |
| import static com.intellij.patterns.StandardPatterns.string; |
| |
| /** |
| * @author Vladislav.Soroka |
| * @since 11/1/13 |
| */ |
| public abstract class AbstractGradleCompletionContributor extends CompletionContributor { |
| protected static final ElementPattern<PsiElement> GRADLE_FILE_PATTERN = psiElement() |
| .inFile(psiFile().withName(string().endsWith('.' + GradleConstants.EXTENSION))); |
| |
| @Nullable |
| protected String findNamedArgumentValue(@Nullable GrNamedArgumentsOwner namedArgumentsOwner, @NotNull String label) { |
| if (namedArgumentsOwner == null) return null; |
| GrNamedArgument namedArgument = namedArgumentsOwner.findNamedArgument(label); |
| if (namedArgument == null) return null; |
| |
| GrExpression expression = namedArgument.getExpression(); |
| if (!(expression instanceof GrLiteralImpl)) return null; |
| Object value = GrLiteralImpl.class.cast(expression).getValue(); |
| return value == null ? null : String.valueOf(value); |
| } |
| } |