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building indices over ast nodes for javascript, avoid SOE

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This commit is contained in:
Maxim.Mossienko
2010-08-01 14:53:12 +04:00
parent ef9d9c308f
commit e7bf0269c8
1 changed files with 30 additions and 4 deletions
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platform/lang-api/src/com/intellij/psi/stubs/DefaultStubBuilder.java
+30 -4
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@@ -31,14 +31,14 @@ public class DefaultStubBuilder implements StubBuilder {
private static final Logger LOG = Logger.getInstance("#com.intellij.psi.stubs.DefaultStubBuilder");
public StubElement buildStubTree(final PsiFile file) {
return buildStubTreeFor(file, createStubForFile(file));
return buildStubTreeFor(file, createStubForFile(file), this);
}
protected StubElement createStubForFile(final PsiFile file) {
return new PsiFileStubImpl(file);
}
protected StubElement buildStubTreeFor(PsiElement elt, StubElement parentStub) {
protected static StubElement buildStubTreeFor(PsiElement elt, StubElement parentStub, StubBuilder filter) {
StubElement stub = parentStub;
IElementType eltType;
if (elt instanceof StubBasedPsiElement) {
@@ -61,8 +61,34 @@ public class DefaultStubBuilder implements StubBuilder {
for (PsiElement child = elt.getFirstChild(); child != null; child = child.getNextSibling()) {
ASTNode childNode = child.getNode();
if (!skipChildProcessingWhenBuildingStubs(eltType, childNode != null ? childNode.getElementType():null)) {
buildStubTreeFor(child, stub);
if (!filter.skipChildProcessingWhenBuildingStubs(eltType, childNode != null ? childNode.getElementType():null)) {
buildStubTreeFor(child, stub, filter);
}
}
return stub;
}
protected static StubElement buildStubTreeFor(ASTNode node, StubElement parentStub, StubBuilder filter) {
StubElement stub = parentStub;
IElementType nodeType = node.getElementType();
if (nodeType instanceof IStubElementType) {
final IStubElementType type = (IStubElementType)nodeType;
if (type.shouldCreateStub(node)) {
//noinspection unchecked
PsiElement element = node.getPsi();
if (!(element instanceof StubBasedPsiElement)) {
LOG.error("Non-StubBasedPsiElement requests stub creation. Stub type: " + type + ", PSI: " + element);
}
stub = type.createStub(element, parentStub);
}
}
for (ASTNode childNode = node.getFirstChildNode(); childNode != null; childNode = childNode.getTreeNext()) {
if (!filter.skipChildProcessingWhenBuildingStubs(nodeType, childNode.getElementType())) {
buildStubTreeFor(childNode, stub, filter);
}
}