From 7271e46bbcb11acf860c91eddfe12dd7eed5ccad Mon Sep 17 00:00:00 2001 From: Ryo Nihei Date: Thu, 26 Aug 2021 23:16:09 +0900 Subject: Add error symbol and #recover directive to recover from an error state --- grammar/semantic_error.go | 1 + 1 file changed, 1 insertion(+) (limited to 'grammar/semantic_error.go') diff --git a/grammar/semantic_error.go b/grammar/semantic_error.go index 28154e2..c4ab9f6 100644 --- a/grammar/semantic_error.go +++ b/grammar/semantic_error.go @@ -25,6 +25,7 @@ var ( semErrDuplicateProduction = newSemanticError("duplicate production") semErrDuplicateTerminal = newSemanticError("duplicate terminal") semErrDuplicateName = newSemanticError("duplicate names are not allowed between terminals and non-terminals") + semErrErrSymIsReserved = newSemanticError("symbol 'error' is reserved as a terminal symbol") semErrDirInvalidName = newSemanticError("invalid directive name") semErrDirInvalidParam = newSemanticError("invalid parameter") ) -- cgit v1.2.3