List<ANTLRMessage> getMessagesOfType(List<ANTLRMessage> msgs, Class c) {
List<ANTLRMessage> filtered = new ArrayList<ANTLRMessage>();
for (ANTLRMessage m : msgs) {
if (m.getClass() == c) filtered.add(m);
}
return filtered;
}
protected void checkGrammarSemanticsWarning(
ErrorQueue equeue, GrammarSemanticsMessage expectedMessage) throws Exception {
ANTLRMessage foundMsg = null;
for (int i = 0; i < equeue.warnings.size(); i++) {
ANTLRMessage m = equeue.warnings.get(i);
if (m.getErrorType() == expectedMessage.getErrorType()) {
foundMsg = m;
}
}
assertNotNull("no error; " + expectedMessage.getErrorType() + " expected", foundMsg);
assertTrue(
"error is not a GrammarSemanticsMessage", foundMsg instanceof GrammarSemanticsMessage);
assertEquals(Arrays.toString(expectedMessage.getArgs()), Arrays.toString(foundMsg.getArgs()));
if (equeue.size() != 1) {
System.err.println(equeue);
}
}
protected void checkError(ErrorQueue equeue, ANTLRMessage expectedMessage) throws Exception {
// System.out.println("errors="+equeue);
ANTLRMessage foundMsg = null;
for (int i = 0; i < equeue.errors.size(); i++) {
ANTLRMessage m = equeue.errors.get(i);
if (m.getErrorType() == expectedMessage.getErrorType()) {
foundMsg = m;
}
}
assertTrue(
"no error; " + expectedMessage.getErrorType() + " expected", !equeue.errors.isEmpty());
assertTrue("too many errors; " + equeue.errors, equeue.errors.size() <= 1);
assertNotNull("couldn't find expected error: " + expectedMessage.getErrorType(), foundMsg);
/*
assertTrue("error is not a GrammarSemanticsMessage",
foundMsg instanceof GrammarSemanticsMessage);
*/
assertArrayEquals(expectedMessage.getArgs(), foundMsg.getArgs());
}