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the test rig did not allow lexer only grammars; a regression.

This commit is contained in:
Terence Parr 2012-09-23 18:05:31 -07:00
parent 262a331a5b
commit bca63c64aa
1 changed files with 11 additions and 6 deletions
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9
runtime/Java/src/org/antlr/v4/runtime/misc/TestRig.java
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@ -154,13 +154,18 @@ public class TestRig {
Constructor<Lexer> lexerCtor = lexerClass.getConstructor(CharStream.class); Constructor<Lexer> lexerCtor = lexerClass.getConstructor(CharStream.class);
Lexer lexer = lexerCtor.newInstance((CharStream)null); Lexer lexer = lexerCtor.newInstance((CharStream)null);
Class parserClass = null;
Parser parser = null;
if ( !startRuleName.equals(LEXER_START_RULE_NAME) ) {
String parserName = grammarName+"Parser"; String parserName = grammarName+"Parser";
Class parserClass = cl.loadClass(parserName); parserClass = cl.loadClass(parserName);
if ( parserClass==null ) { if ( parserClass==null ) {
System.err.println("Can't load "+parserName); System.err.println("Can't load "+parserName);
} }
Constructor<Parser> parserCtor = parserClass.getConstructor(TokenStream.class); Constructor<Parser> parserCtor = parserClass.getConstructor(TokenStream.class);
Parser parser = parserCtor.newInstance((TokenStream)null); parser = parserCtor.newInstance((TokenStream)null);
}
if ( inputFiles.size()==0 ) { if ( inputFiles.size()==0 ) {
InputStream is = System.in; InputStream is = System.in;