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Avoid some unnecessary buffering when reading config file #2215

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Merged
merged 1 commit into from
Apr 19, 2023
Merged

Avoid some unnecessary buffering when reading config file #2215

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5 changes: 3 additions & 2 deletions internal/cmd/generate.go
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Original file line number Diff line number Diff line change
Expand Up @@ -100,13 +100,14 @@ func readConfig(stderr io.Writer, dir, filename string) (string, *config.Config,
}

base := filepath.Base(configPath)
blob, err := os.ReadFile(configPath)
file, err := os.Open(configPath)
if err != nil {
fmt.Fprintf(stderr, "error parsing %s: file does not exist\n", base)
return "", nil, err
}
defer file.Close()

conf, err := config.ParseConfig(bytes.NewReader(blob))
conf, err := config.ParseConfig(file)
if err != nil {
switch err {
case config.ErrMissingVersion:
Expand Down