diff options
| author | Ryo Nihei <nihei.dev@gmail.com> | 2022-04-16 00:49:58 +0900 |
|---|---|---|
| committer | Ryo Nihei <nihei.dev@gmail.com> | 2022-04-16 00:49:58 +0900 |
| commit | 389dd0121475bdba7dea54f4cb02287fa48718da (patch) | |
| tree | 4b2f811a8ce085cef72cdaa54c33d6cc6cb2270f /grammar/semantic_error.go | |
| parent | Add tests for compiler (diff) | |
| download | urubu-389dd0121475bdba7dea54f4cb02287fa48718da.tar.gz urubu-389dd0121475bdba7dea54f4cb02287fa48718da.tar.xz | |
Prohibit specifying associativity and precedence multiple times for a symbol
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 8e5b558..c013cbc 100644 --- a/grammar/semantic_error.go +++ b/grammar/semantic_error.go @@ -18,6 +18,7 @@ var ( semErrMDInvalidName = newSemanticError("invalid meta data name") semErrMDInvalidParam = newSemanticError("invalid parameter") semErrMDMissingName = newSemanticError("name is missing") + semErrDuplicateAssoc = newSemanticError("associativity and precedence cannot be specified multiple times for a symbol") semErrUnusedProduction = newSemanticError("unused production") semErrUnusedTerminal = newSemanticError("unused terminal") semErrTermCannotBeSkipped = newSemanticError("a terminal used in productions cannot be skipped") |