| /* |
| * 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.psi.typeEnhancers; |
| |
| import com.intellij.openapi.extensions.ExtensionPointName; |
| import com.intellij.psi.PsiClass; |
| import com.intellij.psi.PsiClassType; |
| import com.intellij.psi.PsiType; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| import org.jetbrains.plugins.groovy.lang.psi.GroovyPsiElement; |
| import org.jetbrains.plugins.groovy.lang.psi.util.PsiUtil; |
| |
| /** |
| * @author peter |
| */ |
| public abstract class GrTypeConverter { |
| public static final ExtensionPointName<GrTypeConverter> EP_NAME = ExtensionPointName.create("org.intellij.groovy.typeConverter"); |
| |
| protected static boolean isMethodCallConversion(GroovyPsiElement context) { |
| return PsiUtil.isInMethodCallContext(context); |
| } |
| |
| public abstract boolean isAllowedInMethodCall(); |
| |
| @Nullable |
| public abstract Boolean isConvertible(@NotNull PsiType lType, @NotNull PsiType rType, @NotNull GroovyPsiElement context); |
| |
| protected static boolean isEnum(PsiType type) { |
| if (type instanceof PsiClassType) { |
| final PsiClass resolved = ((PsiClassType)type).resolve(); |
| return resolved != null && resolved.isEnum(); |
| } |
| |
| return false; |
| } |
| |
| public static Boolean isConvertibleWithMethodCallConversion(@NotNull PsiType lType, |
| @NotNull PsiType rType, |
| @NotNull GroovyPsiElement context) { |
| for (GrTypeConverter converter : EP_NAME.getExtensions()) { |
| if (converter.isAllowedInMethodCall()) { |
| Boolean result = converter.isConvertible(lType, rType, context); |
| if (result != null) { |
| return result; |
| } |
| } |
| } |
| return null; |
| } |
| |
| public static Boolean isConvertibleAll(@NotNull PsiType lType, |
| @NotNull PsiType rType, |
| @NotNull GroovyPsiElement context) { |
| for (GrTypeConverter converter : EP_NAME.getExtensions()) { |
| if (!converter.isAllowedInMethodCall()) { |
| Boolean result = converter.isConvertible(lType, rType, context); |
| if (result != null) { |
| return result; |
| } |
| } |
| } |
| return null; |
| } |
| } |