public static void diagnosticsDiff(
Map<Diagnostic, TextDiagnostic> diagnosticToExpectedDiagnostic,
List<DiagnosedRange> expected,
Collection<Diagnostic> actual,
DiagnosticDiffCallbacks callbacks) {
assertSameFile(actual);
Iterator<DiagnosedRange> expectedDiagnostics = expected.iterator();
List<DiagnosticDescriptor> sortedDiagnosticDescriptors = getSortedDiagnosticDescriptors(actual);
Iterator<DiagnosticDescriptor> actualDiagnostics = sortedDiagnosticDescriptors.iterator();
DiagnosedRange currentExpected = safeAdvance(expectedDiagnostics);
DiagnosticDescriptor currentActual = safeAdvance(actualDiagnostics);
while (currentExpected != null || currentActual != null) {
if (currentExpected != null) {
if (currentActual == null) {
missingDiagnostics(callbacks, currentExpected);
currentExpected = safeAdvance(expectedDiagnostics);
} else {
int expectedStart = currentExpected.getStart();
int actualStart = currentActual.getStart();
int expectedEnd = currentExpected.getEnd();
int actualEnd = currentActual.getEnd();
if (expectedStart < actualStart) {
missingDiagnostics(callbacks, currentExpected);
currentExpected = safeAdvance(expectedDiagnostics);
} else if (expectedStart > actualStart) {
unexpectedDiagnostics(currentActual.getDiagnostics(), callbacks);
currentActual = safeAdvance(actualDiagnostics);
} else if (expectedEnd > actualEnd) {
assert expectedStart == actualStart;
missingDiagnostics(callbacks, currentExpected);
currentExpected = safeAdvance(expectedDiagnostics);
} else if (expectedEnd < actualEnd) {
assert expectedStart == actualStart;
unexpectedDiagnostics(currentActual.getDiagnostics(), callbacks);
currentActual = safeAdvance(actualDiagnostics);
} else {
compareDiagnostics(
callbacks, currentExpected, currentActual, diagnosticToExpectedDiagnostic);
currentExpected = safeAdvance(expectedDiagnostics);
currentActual = safeAdvance(actualDiagnostics);
}
}
} else {
//noinspection ConstantConditions
assert (currentActual != null);
unexpectedDiagnostics(currentActual.getDiagnostics(), callbacks);
currentActual = safeAdvance(actualDiagnostics);
}
}
}
private static void compareDiagnostics(
@NotNull DiagnosticDiffCallbacks callbacks,
@NotNull DiagnosedRange currentExpected,
@NotNull DiagnosticDescriptor currentActual,
@NotNull Map<Diagnostic, TextDiagnostic> diagnosticToInput) {
int expectedStart = currentExpected.getStart();
int expectedEnd = currentExpected.getEnd();
int actualStart = currentActual.getStart();
int actualEnd = currentActual.getEnd();
assert expectedStart == actualStart && expectedEnd == actualEnd;
Map<Diagnostic, TextDiagnostic> actualDiagnostics = currentActual.getTextDiagnosticsMap();
List<TextDiagnostic> expectedDiagnostics = currentExpected.getDiagnostics();
for (TextDiagnostic expectedDiagnostic : expectedDiagnostics) {
boolean diagnosticFound = false;
for (Diagnostic actualDiagnostic : actualDiagnostics.keySet()) {
TextDiagnostic actualTextDiagnostic = actualDiagnostics.get(actualDiagnostic);
if (expectedDiagnostic.getName().equals(actualTextDiagnostic.getName())) {
if (!compareTextDiagnostic(expectedDiagnostic, actualTextDiagnostic)) {
callbacks.wrongParametersDiagnostic(
expectedDiagnostic, actualTextDiagnostic, expectedStart, expectedEnd);
}
actualDiagnostics.remove(actualDiagnostic);
diagnosticToInput.put(actualDiagnostic, expectedDiagnostic);
diagnosticFound = true;
break;
}
}
if (!diagnosticFound)
callbacks.missingDiagnostic(expectedDiagnostic, expectedStart, expectedEnd);
}
for (TextDiagnostic unexpectedDiagnostic : actualDiagnostics.values()) {
callbacks.unexpectedDiagnostic(unexpectedDiagnostic, actualStart, actualEnd);
}
}
public static StringBuffer addDiagnosticMarkersToText(
@NotNull final PsiFile psiFile,
@NotNull Collection<Diagnostic> diagnostics,
@NotNull Map<Diagnostic, TextDiagnostic> diagnosticToExpectedDiagnostic,
@NotNull Function<PsiFile, String> getFileText) {
String text = getFileText.fun(psiFile);
StringBuffer result = new StringBuffer();
diagnostics =
Collections2.filter(
diagnostics,
new Predicate<Diagnostic>() {
@Override
public boolean apply(Diagnostic diagnostic) {
return psiFile.equals(diagnostic.getPsiFile());
}
});
if (!diagnostics.isEmpty()) {
List<DiagnosticDescriptor> diagnosticDescriptors =
getSortedDiagnosticDescriptors(diagnostics);
Stack<DiagnosticDescriptor> opened = new Stack<DiagnosticDescriptor>();
ListIterator<DiagnosticDescriptor> iterator = diagnosticDescriptors.listIterator();
DiagnosticDescriptor currentDescriptor = iterator.next();
for (int i = 0; i < text.length(); i++) {
char c = text.charAt(i);
while (!opened.isEmpty() && i == opened.peek().end) {
closeDiagnosticString(result);
opened.pop();
}
while (currentDescriptor != null && i == currentDescriptor.start) {
openDiagnosticsString(result, currentDescriptor, diagnosticToExpectedDiagnostic);
if (currentDescriptor.getEnd() == i) {
closeDiagnosticString(result);
} else {
opened.push(currentDescriptor);
}
if (iterator.hasNext()) {
currentDescriptor = iterator.next();
} else {
currentDescriptor = null;
}
}
result.append(c);
}
if (currentDescriptor != null) {
assert currentDescriptor.start == text.length();
assert currentDescriptor.end == text.length();
openDiagnosticsString(result, currentDescriptor, diagnosticToExpectedDiagnostic);
opened.push(currentDescriptor);
}
while (!opened.isEmpty() && text.length() == opened.peek().end) {
closeDiagnosticString(result);
opened.pop();
}
assert opened.isEmpty() : "Stack is not empty: " + opened;
} else {
result.append(text);
}
return result;
}