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fix PsiInvalidElementAccessException: NULL_PSI_ELEMENT ;NULL_PSI_ELEMENT

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GitOrigin-RevId: 783166f4ede7129a906a2e56c8c3aa5b74025c93
This commit is contained in:
Alexey Kudravtsev
2024-08-13 16:40:44 +02:00
committed by intellij-monorepo-bot
parent e147499bcc
commit 167e5654a6
1 changed files with 3 additions and 0 deletions
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platform/analysis-impl/src/com/intellij/codeInsight/daemon/impl/HighlightInfoUpdaterImpl.java
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@@ -234,6 +234,9 @@ final class HighlightInfoUpdaterImpl extends HighlightInfoUpdater implements Dis
collectPsiElements(psiFile, requestor, session, toolIdPredicate,
psiElement -> psiElement == PsiUtilCore.NULL_PSI_ELEMENT/*evicted*/ || psiElement != FAKE_ELEMENT && !psiElement.isValid(), // find invalid PSI
(info, psiElement) -> {
if (psiElement == PsiUtilCore.NULL_PSI_ELEMENT) {
return false; // psi element was evicted
}
RangeHighlighterEx highlighter = info.getHighlighter();
// heuristic: when the invalid PSI element is contained within the dirty range, kill it immediately (e.g. when the user is typing, a lot of red code happens under the caret)
// OTOH, when the PSI element is invalidated outside the dirty range, it usually means the incremental reparse support is poor, and a lot of PSI is invalidated unnecessarily on each typing,