.kotlin.kotlin-compiler.1.3.11.source-code.KtElementImpl Maven / Gradle / Ivy
/*
* Copyright 2010-2015 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.kotlin.psi;
import com.intellij.extapi.psi.ASTWrapperPsiElement;
import com.intellij.lang.ASTNode;
import com.intellij.lang.Language;
import com.intellij.psi.*;
import com.intellij.psi.impl.source.resolve.reference.ReferenceProvidersRegistry;
import com.intellij.util.IncorrectOperationException;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.kotlin.idea.KotlinLanguage;
import org.jetbrains.kotlin.psi.psiUtil.KtPsiUtilKt;
public class KtElementImpl extends ASTWrapperPsiElement implements KtElement {
public KtElementImpl(@NotNull ASTNode node) {
super(node);
}
@NotNull
@Override
public Language getLanguage() {
return KotlinLanguage.INSTANCE;
}
@Override
public String toString() {
return getNode().getElementType().toString();
}
@Override
public final void accept(@NotNull PsiElementVisitor visitor) {
if (visitor instanceof KtVisitor) {
accept((KtVisitor) visitor, null);
}
else {
visitor.visitElement(this);
}
}
@NotNull
@Override
public KtFile getContainingKtFile() {
PsiFile file = getContainingFile();
if(!(file instanceof KtFile)) {
String fileString = (file != null && file.isValid()) ? file.getText() : "";
throw new IllegalStateException("KtElement not inside KtFile: " + file + fileString +
"for element " + this + " of type " + this.getClass() + " node = " + getNode());
}
return (KtFile) file;
}
@Override
public void acceptChildren(@NotNull KtVisitor visitor, D data) {
KtPsiUtil.visitChildren(this, visitor, data);
}
@Override
public R accept(@NotNull KtVisitor visitor, D data) {
return visitor.visitKtElement(this, data);
}
@Override
public void delete() throws IncorrectOperationException {
KtElementUtilsKt.deleteSemicolon(this);
super.delete();
}
@Override
public PsiReference getReference() {
PsiReference[] references = getReferences();
if (references.length == 1) return references[0];
else return null;
}
@NotNull
@Override
public PsiReference[] getReferences() {
return ReferenceProvidersRegistry.getReferencesFromProviders(this, PsiReferenceService.Hints.NO_HINTS);
}
@NotNull
@Override
public KtElement getPsiOrParent() {
return this;
}
@Override
public PsiElement getParent() {
PsiElement substitute = KtPsiUtilKt.getParentSubstitute(this);
return substitute != null ? substitute : super.getParent();
}
}