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cache: export Canonicalize method for external use

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This commit is contained in:
Nick Craig-Wood 2020-06-15 14:02:04 +01:00
parent 79f5d940cf
commit ae8bbc63da
1 changed files with 4 additions and 4 deletions
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8
fs/cache/cache.go vendored
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@ -14,9 +14,9 @@ var (
remap = map[string]string{} // map user supplied names to canonical names remap = map[string]string{} // map user supplied names to canonical names
) )
// Lookup fsString in the mapping from user supplied names to // Canonicalize looks up fsString in the mapping from user supplied
// canonical names and return the canonical form // names to canonical names and return the canonical form
func canonicalize(fsString string) string { func Canonicalize(fsString string) string {
mu.Lock() mu.Lock()
canonicalName, ok := remap[fsString] canonicalName, ok := remap[fsString]
mu.Unlock() mu.Unlock()
@ -40,7 +40,7 @@ func addMapping(fsString, canonicalName string) {
// GetFn gets an fs.Fs named fsString either from the cache or creates // GetFn gets an fs.Fs named fsString either from the cache or creates
// it afresh with the create function // it afresh with the create function
func GetFn(fsString string, create func(fsString string) (fs.Fs, error)) (f fs.Fs, err error) { func GetFn(fsString string, create func(fsString string) (fs.Fs, error)) (f fs.Fs, err error) {
fsString = canonicalize(fsString) fsString = Canonicalize(fsString)
created := false created := false
value, err := c.Get(fsString, func(fsString string) (f interface{}, ok bool, err error) { value, err := c.Get(fsString, func(fsString string) (f interface{}, ok bool, err error) {
f, err = create(fsString) f, err = create(fsString)