public static RangeMarker insertTemporary(
final int endOffset, final Document document, final String temporary) {
final CharSequence chars = document.getCharsSequence();
final int length = chars.length();
final RangeMarker toDelete;
if (endOffset < length && Character.isJavaIdentifierPart(chars.charAt(endOffset))) {
document.insertString(endOffset, temporary);
toDelete = document.createRangeMarker(endOffset, endOffset + 1);
} else if (endOffset >= length) {
toDelete = document.createRangeMarker(length, length);
} else {
toDelete = document.createRangeMarker(endOffset, endOffset);
}
toDelete.setGreedyToLeft(true);
toDelete.setGreedyToRight(true);
return toDelete;
}
private static int pathRootEnd(CharSequence path) {
if (path.length() > 0 && path.charAt(0) == '/') {
return 0;
} else if (path.length() > 1 && path.charAt(0) == '/' && path.charAt(1) == '/') {
return 1;
} else if (path.length() > 2 && path.charAt(1) == ':' && path.charAt(2) == '/') {
return 2;
}
return -1;
}
public static boolean isHashBangLine(CharSequence firstCharsIfText, String marker) {
if (firstCharsIfText == null) {
return false;
}
final int lineBreak = StringUtil.indexOf(firstCharsIfText, '\n');
if (lineBreak < 0) {
return false;
}
String firstLine = firstCharsIfText.subSequence(0, lineBreak).toString();
if (!firstLine.startsWith("#!")) {
return false;
}
return firstLine.contains(marker);
}
public static boolean checkConsistency(@NotNull PsiFile psiFile, @NotNull Document document) {
// todo hack
if (psiFile.getVirtualFile() == null) return true;
CharSequence editorText = document.getCharsSequence();
int documentLength = document.getTextLength();
if (psiFile.textMatches(editorText)) {
LOG.assertTrue(psiFile.getTextLength() == documentLength);
return true;
}
char[] fileText = psiFile.textToCharArray();
@SuppressWarnings("NonConstantStringShouldBeStringBuffer")
@NonNls
String error =
"File '"
+ psiFile.getName()
+ "' text mismatch after reparse. "
+ "File length="
+ fileText.length
+ "; Doc length="
+ documentLength
+ "\n";
int i = 0;
for (; i < documentLength; i++) {
if (i >= fileText.length) {
error += "editorText.length > psiText.length i=" + i + "\n";
break;
}
if (i >= editorText.length()) {
error += "editorText.length > psiText.length i=" + i + "\n";
break;
}
if (editorText.charAt(i) != fileText[i]) {
error += "first unequal char i=" + i + "\n";
break;
}
}
// error += "*********************************************" + "\n";
// if (i <= 500){
// error += "Equal part:" + editorText.subSequence(0, i) + "\n";
// }
// else{
// error += "Equal part start:\n" + editorText.subSequence(0, 200) + "\n";
// error += "................................................" + "\n";
// error += "................................................" + "\n";
// error += "................................................" + "\n";
// error += "Equal part end:\n" + editorText.subSequence(i - 200, i) + "\n";
// }
error += "*********************************************" + "\n";
error +=
"Editor Text tail:("
+ (documentLength - i)
+ ")\n"; // + editorText.subSequence(i, Math.min(i + 300, documentLength)) + "\n";
error += "*********************************************" + "\n";
error += "Psi Text tail:(" + (fileText.length - i) + ")\n";
error += "*********************************************" + "\n";
if (document instanceof DocumentWindow) {
error += "doc: '" + document.getText() + "'\n";
error += "psi: '" + psiFile.getText() + "'\n";
error += "ast: '" + psiFile.getNode().getText() + "'\n";
error += psiFile.getLanguage() + "\n";
PsiElement context =
InjectedLanguageManager.getInstance(psiFile.getProject()).getInjectionHost(psiFile);
if (context != null) {
error += "context: " + context + "; text: '" + context.getText() + "'\n";
error += "context file: " + context.getContainingFile() + "\n";
}
error +=
"document window ranges: "
+ Arrays.asList(((DocumentWindow) document).getHostRanges())
+ "\n";
}
LOG.error(error);
// document.replaceString(0, documentLength, psiFile.getText());
return false;
}