traefik/vendor/golang.org/x/text/secure/precis/profiles.go
2017-04-07 11:52:18 +01:00

56 lines
1.5 KiB
Go

// Copyright 2015 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package precis
import (
"unicode"
"golang.org/x/text/runes"
"golang.org/x/text/transform"
"golang.org/x/text/unicode/norm"
)
var (
Nickname *Profile = nickname // Implements the Nickname profile specified in RFC 7700.
UsernameCaseMapped *Profile = usernameCaseMap // Implements the UsernameCaseMapped profile specified in RFC 7613.
UsernameCasePreserved *Profile = usernameNoCaseMap // Implements the UsernameCasePreserved profile specified in RFC 7613.
OpaqueString *Profile = opaquestring // Implements the OpaqueString profile defined in RFC 7613 for passwords and other secure labels.
)
// TODO: mvl: "Ultimately, I would manually define the structs for the internal
// profiles. This avoid pulling in unneeded tables when they are not used."
var (
nickname = NewFreeform(
AdditionalMapping(func() transform.Transformer {
return &nickAdditionalMapping{}
}),
IgnoreCase,
Norm(norm.NFKC),
DisallowEmpty,
)
usernameCaseMap = NewIdentifier(
FoldWidth,
FoldCase(),
Norm(norm.NFC),
BidiRule,
)
usernameNoCaseMap = NewIdentifier(
FoldWidth,
Norm(norm.NFC),
BidiRule,
)
opaquestring = NewFreeform(
AdditionalMapping(func() transform.Transformer {
return runes.Map(func(r rune) rune {
if unicode.Is(unicode.Zs, r) {
return ' '
}
return r
})
}),
Norm(norm.NFC),
DisallowEmpty,
)
)