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wisent: Useful functions

 
 4.1.5 Useful functions
 ----------------------
 
 Here is a description of some predefined functions it might be useful to
 know when writing new code to use Wisent in Semantic:
 
  -- Function: wisent-collect-unmatched-syntax input
      Add INPUT lexical token to the cache of unmatched tokens, in
      variable ‘semantic-unmatched-syntax-cache’.
 
      See implementation of the function ‘wisent-skip-token’ in 
      Error recovery, for an example of use.
 

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