001    /*
002     * Copyright 2010-2015 JetBrains s.r.o.
003     *
004     * Licensed under the Apache License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     *
008     * http://www.apache.org/licenses/LICENSE-2.0
009     *
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    
017    package org.jetbrains.kotlin.codegen.context;
018    
019    import org.jetbrains.annotations.NotNull;
020    import org.jetbrains.annotations.Nullable;
021    import org.jetbrains.kotlin.codegen.OwnerKind;
022    import org.jetbrains.kotlin.codegen.state.KotlinTypeMapper;
023    import org.jetbrains.kotlin.descriptors.FunctionDescriptor;
024    
025    import static org.jetbrains.kotlin.codegen.binding.CodegenBinding.anonymousClassForCallable;
026    
027    public class ClosureContext extends ClassContext {
028        private final FunctionDescriptor functionDescriptor;
029        private final FunctionDescriptor originalSuspendLambdaDescriptor;
030    
031        public ClosureContext(
032                @NotNull KotlinTypeMapper typeMapper,
033                @NotNull FunctionDescriptor functionDescriptor,
034                @Nullable CodegenContext parentContext,
035                @NotNull LocalLookup localLookup,
036                // original suspend lambda descriptor
037                @Nullable FunctionDescriptor originalSuspendLambdaDescriptor
038        ) {
039            super(typeMapper,
040                  anonymousClassForCallable(
041                          typeMapper.getBindingContext(), originalSuspendLambdaDescriptor != null ? originalSuspendLambdaDescriptor : functionDescriptor),
042                  OwnerKind.IMPLEMENTATION, parentContext, localLookup);
043    
044            this.functionDescriptor = functionDescriptor;
045            this.originalSuspendLambdaDescriptor = originalSuspendLambdaDescriptor;
046        }
047    
048        public ClosureContext(
049                @NotNull KotlinTypeMapper typeMapper,
050                @NotNull FunctionDescriptor functionDescriptor,
051                @Nullable CodegenContext parentContext,
052                @NotNull LocalLookup localLookup
053        ) {
054            this(typeMapper, functionDescriptor, parentContext, localLookup, null);
055        }
056    
057        @NotNull
058        public FunctionDescriptor getFunctionDescriptor() {
059            return functionDescriptor;
060        }
061    
062        @Override
063        public String toString() {
064            return "Closure: " + getContextDescriptor();
065        }
066    
067        @Nullable
068        public FunctionDescriptor getOriginalSuspendLambdaDescriptor() {
069            return originalSuspendLambdaDescriptor;
070        }
071    }