// Format formats a single file.
func Format(input string) string {
output, errs := gfmt.File("_.g", []byte(input))
type result struct {
Output string `json:"output"`
Errs []string `json:"errs"`
}
if errs != nil {
res := new(result)
for _, err := range errs {
res.Errs = append(res.Errs, err.Error())
}
return jsonStr(res)
}
return jsonStr(&result{Output: string(output)})
}
}
res.Add(fmt.Sprintf(
"snapshot before format: %s", shortHash(hash),
))
return s.space.ForEach(func(p string, m *fs.Meta) error {
if !strings.HasSuffix(p, ".g") {
return nil
}
bs, err := ss.Read(p)
if err != nil {
return err
}
out, errs := gformat.File(p, bs)
if errs != nil {
for _, err := range errs {
res.Add(&Error{err.Error()})
}
res.Add(&Error{
fmt.Sprintf("parsing error on file %q", p),
})
return nil
}
if !reflect.DeepEqual(out, bs) {
res.Add(p)
}
return s.space.Write(p, out)
})