use of org.antlr.v4.tool.ANTLRMessage in project antlr4 by antlr.
the class BaseGoTest method checkGrammarSemanticsError.
protected void checkGrammarSemanticsError(ErrorQueue equeue, GrammarSemanticsMessage expectedMessage) throws Exception {
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;
}
}
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);
}
}
use of org.antlr.v4.tool.ANTLRMessage in project antlr4 by antlr.
the class BaseCppTest method checkGrammarSemanticsError.
protected void checkGrammarSemanticsError(ErrorQueue equeue, GrammarSemanticsMessage expectedMessage) throws Exception {
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;
}
}
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);
}
}
use of org.antlr.v4.tool.ANTLRMessage in project antlr4 by antlr.
the class BaseJavaTest method checkError.
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());
}
use of org.antlr.v4.tool.ANTLRMessage in project antlr4 by antlr.
the class BaseJavaTest method checkRuleDFA.
List<ANTLRMessage> checkRuleDFA(String gtext, String ruleName, String expecting) throws Exception {
ErrorQueue equeue = new ErrorQueue();
Grammar g = new Grammar(gtext, equeue);
ATN atn = createATN(g, false);
ATNState s = atn.ruleToStartState[g.getRule(ruleName).index];
if (s == null) {
System.err.println("no such rule: " + ruleName);
return null;
}
ATNState t = s.transition(0).target;
if (!(t instanceof DecisionState)) {
System.out.println(ruleName + " has no decision");
return null;
}
DecisionState blk = (DecisionState) t;
checkRuleDFA(g, blk, expecting);
return equeue.all;
}
use of org.antlr.v4.tool.ANTLRMessage in project antlr4 by antlr.
the class BaseJavaTest method checkGrammarSemanticsError.
protected void checkGrammarSemanticsError(ErrorQueue equeue, GrammarSemanticsMessage expectedMessage) throws Exception {
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;
}
}
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);
}
}
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