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compiler: Do not output empty grammars (#4001)

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This commit is contained in:
Vicent Martí
2018-01-25 14:49:03 +01:00
committed by GitHub
parent 60f748d47b
commit 8438c6cd3e
1 changed files with 4 additions and 1 deletions
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5
tools/grammars/compiler/converter.go
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@@ -145,7 +145,10 @@ func (conv *Converter) ConvertGrammars(update bool) error {
repo.FixRules(knownScopes)
if update {
conv.grammars[source] = repo.Scopes()
scopes := repo.Scopes()
if len(scopes) > 0 {
conv.grammars[source] = scopes
}
} else {
expected := conv.grammars[source]
repo.CompareScopes(expected)