diff options
Diffstat (limited to 'grammar/semantic_error.go')
| -rw-r--r-- | grammar/semantic_error.go | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/grammar/semantic_error.go b/grammar/semantic_error.go index 9006124..4dcd313 100644 --- a/grammar/semantic_error.go +++ b/grammar/semantic_error.go @@ -17,6 +17,7 @@ func (e *SemanticError) Error() string { var ( semErrUnusedProduction = newSemanticError("unused production") semErrUnusedTerminal = newSemanticError("unused terminal") + semErrTermCannotBeSkipped = newSemanticError("a terminal used in productions cannot be skipped") semErrNoProduction = newSemanticError("a grammar needs at least one production") semErrUndefinedSym = newSemanticError("undefined symbol") semErrDuplicateProduction = newSemanticError("duplicate production") |