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avoid unnecessary tree traversals when creating PsiAnchor

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peter
2015-09-18 09:47:08 +02:00
parent f67ca48459
commit 9870ff4223
1 changed files with 2 additions and 5 deletions
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platform/core-impl/src/com/intellij/psi/PsiAnchor.java
+2 -5
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@@ -28,7 +28,6 @@ import com.intellij.openapi.util.Computable;
import com.intellij.openapi.util.NullableComputable;
import com.intellij.openapi.util.TextRange;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.psi.impl.light.LightElement;
import com.intellij.psi.impl.smartPointers.SelfElementInfo;
import com.intellij.psi.impl.smartPointers.SmartPointerAnchorProvider;
import com.intellij.psi.impl.source.PsiFileImpl;
@@ -40,7 +39,6 @@ import com.intellij.psi.stubs.StubTree;
import com.intellij.psi.tree.IElementType;
import com.intellij.psi.tree.IStubFileElementType;
import com.intellij.psi.util.PsiModificationTracker;
import com.intellij.psi.util.PsiTreeUtil;
import com.intellij.psi.util.PsiUtilCore;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;
@@ -104,9 +102,8 @@ public abstract class PsiAnchor {
Language lang = null;
final FileViewProvider viewProvider = file.getViewProvider();
final Set<Language> languages = viewProvider.getLanguages();
for (Language l : languages) {
if (PsiTreeUtil.isAncestor(viewProvider.getPsi(l), element, false)) {
for (Language l : viewProvider.getLanguages()) {
if (viewProvider.getPsi(l) == file) {
lang = l;
break;
}