private void checkPsiIsCorrect(final FileViewProvider key) {
PsiFile actualPsi = key.getPsi(key.getBaseLanguage());
PsiTreeDebugBuilder treeDebugBuilder =
new PsiTreeDebugBuilder().setShowErrorElements(false).setShowWhiteSpaces(false);
String actualPsiTree = treeDebugBuilder.psiToString(actualPsi);
String fileName = key.getVirtualFile().getName();
PsiFile psi =
PsiFileFactory.getInstance(myProject)
.createFileFromText(
fileName,
FileTypeManager.getInstance().getFileTypeByFileName(fileName),
actualPsi.getNode().getText(),
LocalTimeCounter.currentTime(),
false);
if (actualPsi.getClass().equals(psi.getClass())) {
String expectedPsi = treeDebugBuilder.psiToString(psi);
if (!expectedPsi.equals(actualPsiTree)) {
myReformatElements.clear();
assert expectedPsi.equals(actualPsiTree)
: "Refactored psi should be the same as result of parsing";
}
}
}
private static void reportInconsistentLength(
PsiFile file, CharSequence newFileText, ASTNode node, int start, int end) {
String message =
"Index out of bounds: type="
+ node.getElementType()
+ "; file="
+ file
+ "; file.class="
+ file.getClass()
+ "; start="
+ start
+ "; end="
+ end
+ "; length="
+ node.getTextLength();
String newTextBefore = newFileText.subSequence(0, start).toString();
String oldTextBefore = file.getText().subSequence(0, start).toString();
if (oldTextBefore.equals(newTextBefore)) {
message += "; oldTextBefore==newTextBefore";
}
LOG.error(
message,
new Attachment(file.getName() + "_oldNodeText.txt", node.getText()),
new Attachment(file.getName() + "_oldFileText.txt", file.getText()),
new Attachment(file.getName() + "_newFileText.txt", newFileText.toString()));
}
private static Language findLanguage(PsiFile file) {
FileViewProvider vp = file.getViewProvider();
Set<Language> languages = vp.getLanguages();
for (Language language : languages) {
if (file.equals(vp.getPsi(language))) {
return language;
}
}
throw new AssertionError(
"Non-retrievable file: "
+ file.getClass()
+ "; "
+ file.getLanguage()
+ "; "
+ languages);
}
@Nullable
@Override
public Document getDocument(@NotNull PsiFile file) {
if (file instanceof PsiBinaryFile) return null;
Document document = getCachedDocument(file);
if (document != null) {
if (!file.getViewProvider().isPhysical() && document.getUserData(HARD_REF_TO_PSI) == null) {
PsiUtilCore.ensureValid(file);
cachePsi(document, file);
}
return document;
}
FileViewProvider viewProvider = file.getViewProvider();
if (!viewProvider.isEventSystemEnabled()) return null;
document = FileDocumentManager.getInstance().getDocument(viewProvider.getVirtualFile());
if (document != null) {
if (document.getTextLength() != file.getTextLength()) {
String message =
"Document/PSI mismatch: "
+ file
+ " ("
+ file.getClass()
+ "); physical="
+ viewProvider.isPhysical();
if (document.getTextLength() + file.getTextLength() < 8096) {
message +=
"\n=== document ===\n" + document.getText() + "\n=== PSI ===\n" + file.getText();
}
throw new AssertionError(message);
}
if (!viewProvider.isPhysical()) {
PsiUtilCore.ensureValid(file);
cachePsi(document, file);
file.putUserData(HARD_REF_TO_DOCUMENT, document);
}
}
return document;
}
