honk/skulduggery.go

56 lines
1.4 KiB
Go

//
// Copyright (c) 2019 Ted Unangst <tedu@tedunangst.com>
//
// Permission to use, copy, modify, and distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
package main
import (
"regexp"
"github.com/mattn/go-runewidth"
)
var skinTones = "\U0001F3FB\U0001F3FC\U0001F3FD\U0001F3FE\U0001F3FF"
var re_moredumb = regexp.MustCompile("[\U0001f44f\U0001f6a8\U000026a0][" + skinTones + "\ufe0f]*")
func demoji(s string) string {
s = re_moredumb.ReplaceAllString(s, ".")
zw := false
for _, c := range s {
if runewidth.RuneWidth(c) == 0 {
zw = true
break
}
}
if zw {
x := make([]byte, 0, len(s))
zw = false
for _, c := range s {
if runewidth.RuneWidth(c) == 0 {
if zw {
continue
}
zw = true
} else {
zw = false
}
q := string(c)
x = append(x, []byte(q)...)
}
return string(x)
}
return s
}