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| author | Ryo Nihei <nihei.dev@gmail.com> | 2021-08-22 15:39:27 +0900 |
|---|---|---|
| committer | Ryo Nihei <nihei.dev@gmail.com> | 2021-08-22 15:44:03 +0900 |
| commit | 4d879b95d5368d578a39baaefba0de743a764105 (patch) | |
| tree | a0e78f5c9916405545f1e7b139f9427b1cd190cc /grammar/semantic_error.go | |
| parent | Resolve conflicts by default rules (diff) | |
| download | urubu-4d879b95d5368d578a39baaefba0de743a764105.tar.gz urubu-4d879b95d5368d578a39baaefba0de743a764105.tar.xz | |
Support %left and %right to specify precedences and associativities
Diffstat (limited to 'grammar/semantic_error.go')
| -rw-r--r-- | grammar/semantic_error.go | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/grammar/semantic_error.go b/grammar/semantic_error.go index 2d722a8..28154e2 100644 --- a/grammar/semantic_error.go +++ b/grammar/semantic_error.go @@ -15,6 +15,8 @@ func (e *SemanticError) Error() string { } var ( + semErrMDInvalidName = newSemanticError("invalid meta data name") + semErrMDInvalidParam = newSemanticError("invalid parameter") semErrUnusedProduction = newSemanticError("unused production") semErrUnusedTerminal = newSemanticError("unused terminal") semErrTermCannotBeSkipped = newSemanticError("a terminal used in productions cannot be skipped") |