mirror of
https://github.com/go-gitea/gitea
synced 2024-12-25 10:04:27 +00:00
77 lines
1.5 KiB
Go
77 lines
1.5 KiB
Go
package mahonia
|
|
|
|
// Converters for ASCII and ISO-8859-1
|
|
|
|
func init() {
|
|
for i := 0; i < len(asciiCharsets); i++ {
|
|
RegisterCharset(&asciiCharsets[i])
|
|
}
|
|
}
|
|
|
|
var asciiCharsets = []Charset{
|
|
{
|
|
Name: "US-ASCII",
|
|
NewDecoder: func() Decoder { return decodeASCIIRune },
|
|
NewEncoder: func() Encoder { return encodeASCIIRune },
|
|
Aliases: []string{"ASCII", "US", "ISO646-US", "IBM367", "cp367", "ANSI_X3.4-1968", "iso-ir-6", "ANSI_X3.4-1986", "ISO_646.irv:1991", "csASCII"},
|
|
},
|
|
{
|
|
Name: "ISO-8859-1",
|
|
NewDecoder: func() Decoder { return decodeLatin1Rune },
|
|
NewEncoder: func() Encoder { return encodeLatin1Rune },
|
|
Aliases: []string{"latin1", "ISO Latin 1", "IBM819", "cp819", "ISO_8859-1:1987", "iso-ir-100", "l1", "csISOLatin1"},
|
|
},
|
|
}
|
|
|
|
func decodeASCIIRune(p []byte) (c rune, size int, status Status) {
|
|
if len(p) == 0 {
|
|
status = NO_ROOM
|
|
return
|
|
}
|
|
|
|
b := p[0]
|
|
if b > 127 {
|
|
return 0xfffd, 1, INVALID_CHAR
|
|
}
|
|
return rune(b), 1, SUCCESS
|
|
}
|
|
|
|
func encodeASCIIRune(p []byte, c rune) (size int, status Status) {
|
|
if len(p) == 0 {
|
|
status = NO_ROOM
|
|
return
|
|
}
|
|
|
|
if c < 128 {
|
|
p[0] = byte(c)
|
|
return 1, SUCCESS
|
|
}
|
|
|
|
p[0] = '?'
|
|
return 1, INVALID_CHAR
|
|
}
|
|
|
|
func decodeLatin1Rune(p []byte) (c rune, size int, status Status) {
|
|
if len(p) == 0 {
|
|
status = NO_ROOM
|
|
return
|
|
}
|
|
|
|
return rune(p[0]), 1, SUCCESS
|
|
}
|
|
|
|
func encodeLatin1Rune(p []byte, c rune) (size int, status Status) {
|
|
if len(p) == 0 {
|
|
status = NO_ROOM
|
|
return
|
|
}
|
|
|
|
if c < 256 {
|
|
p[0] = byte(c)
|
|
return 1, SUCCESS
|
|
}
|
|
|
|
p[0] = '?'
|
|
return 1, INVALID_CHAR
|
|
}
|