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.psi;
018    
019    import com.intellij.lang.ASTNode;
020    import com.intellij.psi.util.PsiTreeUtil;
021    import org.jetbrains.annotations.NotNull;
022    import org.jetbrains.kotlin.name.FqName;
023    import org.jetbrains.kotlin.name.Name;
024    import org.jetbrains.kotlin.psi.stubs.KotlinScriptStub;
025    import org.jetbrains.kotlin.psi.stubs.elements.KtStubElementTypes;
026    import org.jetbrains.kotlin.script.KotlinScriptDefinition;
027    import org.jetbrains.kotlin.script.KotlinScriptDefinitionProvider;
028    
029    import java.util.List;
030    
031    public class KtScript extends KtNamedDeclarationStub<KotlinScriptStub> implements KtDeclarationContainer {
032    
033        public KtScript(@NotNull ASTNode node) {
034            super(node);
035        }
036    
037        public KtScript(@NotNull KotlinScriptStub stub) {
038            super(stub, KtStubElementTypes.SCRIPT);
039        }
040    
041        @NotNull
042        @Override
043        public FqName getFqName() {
044            KotlinScriptStub stub = getStub();
045            if (stub != null) {
046                return stub.getFqName();
047            }
048            KtFile containingKtFile = getContainingKtFile();
049            KotlinScriptDefinition kotlinScriptDefinition =
050                    KotlinScriptDefinitionProvider.getInstance(getProject()).findScriptDefinition(containingKtFile);
051            assert kotlinScriptDefinition != null : "Should not parse a script without definition";
052            return containingKtFile.getPackageFqName().child(kotlinScriptDefinition.getScriptName(this));
053        }
054    
055        @Override
056        public String getName() {
057            return getFqName().shortName().asString();
058        }
059    
060        @NotNull
061        public KtBlockExpression getBlockExpression() {
062            return findNotNullChildByClass(KtBlockExpression.class);
063        }
064    
065        @Override
066        @NotNull
067        public List<KtDeclaration> getDeclarations() {
068            return PsiTreeUtil.getChildrenOfTypeAsList(getBlockExpression(), KtDeclaration.class);
069        }
070    
071        @Override
072        public <R, D> R accept(@NotNull KtVisitor<R, D> visitor, D data) {
073            return visitor.visitScript(this, data);
074        }
075    }