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SIOOBE during psi/doc inconsistency diagnostics (EA-26883)

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peter
2011-04-19 20:41:54 +02:00
parent 4b70c92e97
commit 311aa3dd9d
1 changed files with 6 additions and 1 deletions
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platform/lang-impl/src/com/intellij/psi/impl/PsiDocumentManagerImpl.java
+6 -1
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@@ -518,12 +518,17 @@ public class PsiDocumentManagerImpl extends PsiDocumentManager implements Projec
int startOffset = textBlock.getStartOffset();
int psiEndOffset = textBlock.getPsiEndOffset();
if (oldPsiText != null) {
String msg = "PSI/document inconsistency before reparse: ";
if (startOffset >= oldPsiText.length()) {
msg += "startOffset=" + oldPsiText + " while text length is " + oldPsiText.length() + "; ";
startOffset = oldPsiText.length();
}
String psiPrefix = oldPsiText.substring(0, startOffset);
String docPrefix = chars.subSequence(0, startOffset).toString();
String psiSuffix = oldPsiText.substring(psiEndOffset);
String docSuffix = chars.subSequence(textBlock.getTextEndOffset(), chars.length()).toString();
if (!psiPrefix.equals(docPrefix) || !psiSuffix.equals(docSuffix)) {
String msg = "PSI/document inconsistency before reparse: ";
if (!psiPrefix.equals(docPrefix)) {
msg = msg + "psiPrefix=" + psiPrefix + "; docPrefix=" + docPrefix + ";";
}