27 lines
380 B
Plaintext
27 lines
380 B
Plaintext
grammar t030specialStates;
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options {
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language = Python3;
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}
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@init {
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self.cond = True
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}
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@members {
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def recover(self, input, re):
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# no error recovery yet, just crash!
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raise re
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}
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r
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: ( {self.cond}? NAME
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| {not self.cond}? NAME WS+ NAME
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)
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( WS+ NAME )?
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EOF
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;
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NAME: ('a'..'z') ('a'..'z' | '0'..'9')+;
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NUMBER: ('0'..'9')+;
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WS: ' '+;
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