Examples with ANTLRMessage org.antlr.v4.tool.ANTLRMessage used on opensource projects

Example 11 with ANTLRMessage

use of org.antlr.v4.tool.ANTLRMessage in project antlr4 by antlr.

the class BaseBrowserTest method checkGrammarSemanticsWarning.

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);
    }
}

Example 12 with ANTLRMessage

use of org.antlr.v4.tool.ANTLRMessage in project antlr4 by antlr.

the class BaseNodeTest 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());
}

Example 13 with ANTLRMessage

use of org.antlr.v4.tool.ANTLRMessage in project antlr4 by antlr.

the class BasePythonTest 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;
}

Example 14 with ANTLRMessage

use of org.antlr.v4.tool.ANTLRMessage in project antlr4 by antlr.

the class BasePythonTest method checkGrammarSemanticsWarning.

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);
    }
}

Example 15 with ANTLRMessage

use of org.antlr.v4.tool.ANTLRMessage in project antlr4 by antlr.

the class BasePythonTest method checkRuleDFA.

List<ANTLRMessage> checkRuleDFA(String gtext, int decision, String expecting) throws Exception {
    ErrorQueue equeue = new ErrorQueue();
    Grammar g = new Grammar(gtext, equeue);
    ATN atn = createATN(g, false);
    DecisionState blk = atn.decisionToState.get(decision);
    checkRuleDFA(g, blk, expecting);
    return equeue.all;
}