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Consolidate the glob case logic

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Looking at the code as a whole, we ended up with a little to much "buttons". It turns out that doing case insensitive matching (lower both pattern and strings to match) performs just fine. Or at least, it
gives the penalty to the people who uses mixed case filenames.

```
GetGlob/Default_cache-10                          10.6ns ± 2%    10.6ns ± 1%   ~     (p=0.657 n=4+4)
GetGlob/Filenames_cache,_lowercase_searchs-10     10.6ns ± 2%    10.6ns ± 0%   ~     (p=1.000 n=4+4)
GetGlob/Filenames_cache,_mixed_case_searchs-10    29.7ns ± 1%    29.6ns ± 1%   ~     (p=0.886 n=4+4)
GetGlob/GetGlob-10                                13.7ns ± 1%    13.7ns ± 0%   ~     (p=0.429 n=4+4)

name                                            old alloc/op   new alloc/op   delta
GetGlob/Default_cache-10                           0.00B          0.00B        ~     (all equal)
GetGlob/Filenames_cache,_lowercase_searchs-10      0.00B          0.00B        ~     (all equal)
GetGlob/Filenames_cache,_mixed_case_searchs-10     5.00B ± 0%     5.00B ± 0%   ~     (all equal)
GetGlob/GetGlob-10                                 0.00B          0.00B        ~     (all equal)

name                                            old allocs/op  new allocs/op  delta
GetGlob/Default_cache-10                            0.00           0.00        ~     (all equal)
GetGlob/Filenames_cache,_lowercase_searchs-10       0.00           0.00        ~     (all equal)
GetGlob/Filenames_cache,_mixed_case_searchs-10      1.00 ± 0%      1.00 ± 0%   ~     (all equal)
GetGlob/GetGlob-10
```
This commit is contained in:
Bjørn Erik Pedersen
2022-09-23 13:54:09 +02:00
parent 281554ee97
commit 5c41653364
7 changed files with 25 additions and 51 deletions
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7
hugofs/glob.go
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@@ -26,19 +26,20 @@ import (
// Glob walks the fs and passes all matches to the handle func.
// The handle func can return true to signal a stop.
func Glob(fs afero.Fs, pattern string, handle func(fi FileMetaInfo) (bool, error)) error {
pattern = glob.NormalizePathCaseSensitive(pattern)
pattern = glob.NormalizePathNoLower(pattern)
if pattern == "" {
return nil
}
root := glob.ResolveRootDir(pattern)
pattern = strings.ToLower(pattern)
g, err := glob.GetFilenamesGlob(pattern)
g, err := glob.GetGlob(pattern)
if err != nil {
return err
}
hasSuperAsterisk := strings.Contains(pattern, "**")
levels := strings.Count(pattern, "/")
root := glob.ResolveRootDir(pattern)
// Signals that we're done.
done := errors.New("done")