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pkg/stringid: precompile regexp

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Signed-off-by: Cristian Staretu <cristian.staretu@gmail.com>
This commit is contained in:
unclejack 2015-05-13 21:48:48 +03:00
parent 8f57e7d2ef
commit cb08c1173f
1 changed files with 3 additions and 1 deletions
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4
pkg/stringid/stringid.go
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@ -10,9 +10,11 @@ import (
const shortLen = 12
var validShortID = regexp.MustCompile("^[a-z0-9]{12}$")
// Determine if an arbitrary string *looks like* a short ID.
func IsShortID(id string) bool {
return regexp.MustCompile("^[a-z0-9]{12}$").MatchString(id)
return validShortID.MatchString(id)
}
// TruncateID returns a shorthand version of a string identifier for convenience.