001    /*
002     * Copyright 2010-2016 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.psi.PsiElement;
020    import org.jetbrains.annotations.NotNull;
021    
022    /**
023     * A minimal interface that {@link KtElement} implements for the purpose of code-generation that does not need the full power of PSI.
024     * This interface can be easily implemented by synthetic elements to generate code for them.
025     */
026    public interface KtPureElement {
027        /**
028         * Returns this or parent source element (for synthetic element declarations).
029         * Use it only for the purposes of source attribution.
030         */
031        @NotNull
032        KtElement getPsiOrParent();
033    
034        /**
035         * Returns parent source element.
036         */
037        @NotNull
038        PsiElement getParent();
039    
040        @NotNull
041        KtFile getContainingKtFile();
042    }