mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-12-27 15:30:23 +00:00
63 lines
1.7 KiB
Go
63 lines
1.7 KiB
Go
package kmiputil
|
||
|
||
import (
|
||
"regexp"
|
||
"strings"
|
||
|
||
"golang.org/x/text/cases"
|
||
"golang.org/x/text/language"
|
||
)
|
||
|
||
var (
|
||
nonWordAtWordBoundary = regexp.MustCompile(`(\W)([a-zA-Z][a-z])`)
|
||
startingDigits = regexp.MustCompile(`^([\d]+)(.*)`)
|
||
)
|
||
|
||
// NormalizeName converts a string into the CamelCase format required for the XML and JSON encoding
|
||
// of KMIP values. It should be used for tag names, type names, and enumeration value names.
|
||
// Implementation of 5.4.1.1 and 5.5.1.1 from the KMIP Profiles specification.
|
||
func NormalizeName(s string) string {
|
||
// 1. Replace round brackets ‘(‘, ‘)’ with spaces
|
||
s = strings.Map(func(r rune) rune {
|
||
switch r {
|
||
case '(', ')':
|
||
return ' '
|
||
}
|
||
|
||
return r
|
||
}, s)
|
||
|
||
// 2. If a non-word char (not alpha, digit or underscore) is followed by a letter (either upper or lower case) then a lower case letter, replace the non-word char with space
|
||
s = nonWordAtWordBoundary.ReplaceAllString(s, " $2")
|
||
|
||
// 3. Replace remaining non-word chars (except whitespace) with underscore.
|
||
s = strings.Map(func(r rune) rune {
|
||
switch {
|
||
case r >= 'a' && r <= 'z':
|
||
case r >= 'A' && r <= 'Z':
|
||
case r >= '0' && r <= '9':
|
||
case r == '_':
|
||
case r == ' ':
|
||
default:
|
||
return '_'
|
||
}
|
||
|
||
return r
|
||
}, s)
|
||
|
||
words := strings.Split(s, " ")
|
||
|
||
for i, w := range words {
|
||
if i == 0 {
|
||
// 4. If the first word begins with a digit, move all digits at start of first word to end of first word
|
||
w = startingDigits.ReplaceAllString(w, `$2$1`)
|
||
}
|
||
|
||
// 5. Capitalize the first letter of each word
|
||
words[i] = cases.Title(language.AmericanEnglish, cases.NoLower).String(w)
|
||
}
|
||
|
||
// 6. Concatenate all words with spaces removed
|
||
return strings.Join(words, "")
|
||
}
|