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errors should display literal if no token name avail.

This commit is contained in:
Terence Parr 2014-06-10 15:47:28 -07:00
parent fdc46c53e6
commit 0355f17f04
2 changed files with 4 additions and 4 deletions
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4
tool/src/org/antlr/v4/tool/DOTGenerator.java
View File

@ -284,7 +284,7 @@ public class DOTGenerator {
SetTransition set = (SetTransition)edge;
String label = set.label().toString();
if ( isLexer ) label = set.label().toString(true);
else if ( grammar!=null ) label = set.label().toString(grammar.getTokenNames());
else if ( grammar!=null ) label = set.label().toString(grammar.getTokenDisplayNames());
if ( edge instanceof NotSetTransition ) label = "~"+label;
edgeST.add("label", getEdgeLabel(label));
}
@ -293,7 +293,7 @@ public class DOTGenerator {
RangeTransition range = (RangeTransition)edge;
String label = range.label().toString();
if ( isLexer ) label = range.toString();
else if ( grammar!=null ) label = range.label().toString(grammar.getTokenNames());
else if ( grammar!=null ) label = range.label().toString(grammar.getTokenDisplayNames());
edgeST.add("label", getEdgeLabel(label));
}
else {

4
tool/src/org/antlr/v4/tool/Grammar.java
View File

@ -1121,7 +1121,7 @@ public class Grammar implements AttributeResolver {
char[] serializedAtn = ATNSerializer.getSerializedAsChars(atn);
ATN deserialized = new ATNDeserializer().deserialize(serializedAtn);
return new LexerInterpreter(fileName, Arrays.asList(getTokenNames()), Arrays.asList(getRuleNames()), ((LexerGrammar)this).modes.keySet(), deserialized, input);
return new LexerInterpreter(fileName, Arrays.asList(getTokenDisplayNames()), Arrays.asList(getRuleNames()), ((LexerGrammar)this).modes.keySet(), deserialized, input);
}
public ParserInterpreter createParserInterpreter(TokenStream tokenStream) {
@ -1131,6 +1131,6 @@ public class Grammar implements AttributeResolver {
char[] serializedAtn = ATNSerializer.getSerializedAsChars(atn);
ATN deserialized = new ATNDeserializer().deserialize(serializedAtn);
return new ParserInterpreter(fileName, Arrays.asList(getTokenNames()), Arrays.asList(getRuleNames()), deserialized, tokenStream);
return new ParserInterpreter(fileName, Arrays.asList(getTokenDisplayNames()), Arrays.asList(getRuleNames()), deserialized, tokenStream);
}
}