@mike-lischke/antlr-tgen/resources/descriptors/FullContextParsing/FullContextIF_THEN_ELSEParse_4.txt

A generator for antlr-ng runtime test cases

[type]
Parser

[grammar]
grammar T;
s
@init {<LL_EXACT_AMBIG_DETECTION()>}
@after {<DumpDFA()>}
   : '{' stat* '}' ;
stat: 'if' ID 'then' stat ('else' ID)?
       | 'return'
       ;
ID : 'a'..'z'+ ;
WS : (' '|'\t'|'\n')+ -> skip ;

[start]
s

[input]
{ if x then if y then return else foo else bar }

[output]
Decision 1:
s0-'else'->:s1^=>1

[errors]
line 1:29 reportAttemptingFullContext d=1 (stat), input='else'
line 1:38 reportContextSensitivity d=1 (stat), input='elsefooelse'
line 1:38 reportAttemptingFullContext d=1 (stat), input='else'
line 1:38 reportContextSensitivity d=1 (stat), input='else'

[flags]
showDiagnosticErrors