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| author | Ryo Nihei <nihei.dev@gmail.com> | 2021-08-29 21:10:42 +0900 |
|---|---|---|
| committer | Ryo Nihei <nihei.dev@gmail.com> | 2021-08-29 21:10:42 +0900 |
| commit | b70f41840819a59f82a37c0da7eddae40fc52aa0 (patch) | |
| tree | f830f25438d089465ce70bec272f1ac2e6f3d03b /grammar/grammar.go | |
| parent | Use a pattern string defined by a string literal as its alias (diff) | |
| download | cotia-b70f41840819a59f82a37c0da7eddae40fc52aa0.tar.gz cotia-b70f41840819a59f82a37c0da7eddae40fc52aa0.tar.xz | |
Add describe command to print a description file
Diffstat (limited to 'grammar/grammar.go')
| -rw-r--r-- | grammar/grammar.go | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/grammar/grammar.go b/grammar/grammar.go index 2f5f3f8..edfb6af 100644 --- a/grammar/grammar.go +++ b/grammar/grammar.go @@ -1,6 +1,7 @@ package grammar import ( + "encoding/json" "fmt" "os" "strings" @@ -1027,6 +1028,11 @@ func Compile(gram *Grammar, opts ...CompileOption) (*spec.CompiledGrammar, error return nil, err } + desc, err := b.genDescription(tab, gram) + if err != nil { + return nil, err + } + if config.descriptionFileName != "" { f, err := os.OpenFile(config.descriptionFileName, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0644) if err != nil { @@ -1034,7 +1040,12 @@ func Compile(gram *Grammar, opts ...CompileOption) (*spec.CompiledGrammar, error } defer f.Close() - b.writeDescription(f, tab) + d, err := json.Marshal(desc) + if err != nil { + return nil, err + } + + f.Write(d) } if len(b.conflicts) > 0 { |