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EA-86219 - AIOOBE: AstPath$ChildPath.getNode: replace with assertion

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to avoid it causing reindex (all IOOBEs do, according to FileBasedIndexImpl.getCauseToRebuildIndex)
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peter
2016-11-21 12:31:59 +01:00
parent fb22becd6c
commit 97d53e6f9e
1 changed files with 7 additions and 1 deletions
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platform/core-impl/src/com/intellij/psi/impl/source/tree/AstPath.java
+7 -1
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@@ -148,9 +148,15 @@ public abstract class AstPath extends SubstrateRef {
@Override
public CompositeElement getNode() {
CompositeElement parentNode = myParent.getNode();
//noinspection ResultOfMethodCallIgnored
parentNode.getFirstChildNode(); // expand chameleons, populate PATH_CHILDREN array
CompositeElement[] children = parentNode.getUserData(PATH_CHILDREN);
assert children != null : parentNode + " of " + parentNode.getClass();
if (children == null) {
throw new AssertionError(parentNode + " of " + parentNode.getClass());
}
if (myIndex >= children.length) {
throw new AssertionError(myIndex + " >= " + children.length + "; " + parentNode + " of " + parentNode.getClass());
}
return children[myIndex];
}