cloudflare/pint
Publicmirrored from https://github.com/cloudflare/pintAvailable
internal/discovery/glob.go
76lines · modecode
| 1 | package discovery |
| 2 | |
| 3 | import ( |
| 4 | "fmt" |
| 5 | "io/fs" |
| 6 | "os" |
| 7 | "path/filepath" |
| 8 | ) |
| 9 | |
| 10 | func NewGlobFinder(patterns ...string) GlobFinder { |
| 11 | return GlobFinder{ |
| 12 | patterns: patterns, |
| 13 | } |
| 14 | } |
| 15 | |
| 16 | type GlobFinder struct { |
| 17 | patterns []string |
| 18 | } |
| 19 | |
| 20 | func (f GlobFinder) Find() (entries []Entry, err error) { |
| 21 | paths := []string{} |
| 22 | for _, p := range f.patterns { |
| 23 | matches, err := filepath.Glob(p) |
| 24 | if err != nil { |
| 25 | return nil, err |
| 26 | } |
| 27 | |
| 28 | for _, path := range matches { |
| 29 | s, err := os.Stat(path) |
| 30 | if err != nil { |
| 31 | return nil, err |
| 32 | } |
| 33 | if s.IsDir() { |
| 34 | subpaths, err := walkDir(path) |
| 35 | if err != nil { |
| 36 | return nil, err |
| 37 | } |
| 38 | paths = append(paths, subpaths...) |
| 39 | } else { |
| 40 | paths = append(paths, path) |
| 41 | } |
| 42 | } |
| 43 | } |
| 44 | |
| 45 | if len(paths) == 0 { |
| 46 | return nil, fmt.Errorf("no matching files") |
| 47 | } |
| 48 | |
| 49 | for _, path := range paths { |
| 50 | e, err := readFile(path) |
| 51 | if err != nil { |
| 52 | return nil, err |
| 53 | } |
| 54 | entries = append(entries, e...) |
| 55 | } |
| 56 | |
| 57 | return entries, nil |
| 58 | } |
| 59 | |
| 60 | func walkDir(dirname string) (paths []string, err error) { |
| 61 | err = filepath.WalkDir(dirname, |
| 62 | func(path string, d fs.DirEntry, err error) error { |
| 63 | if err != nil { |
| 64 | return err |
| 65 | } |
| 66 | |
| 67 | if d.IsDir() { |
| 68 | return nil |
| 69 | } |
| 70 | |
| 71 | paths = append(paths, path) |
| 72 | return nil |
| 73 | }) |
| 74 | |
| 75 | return |
| 76 | } |
| 77 | |