1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
|
// Package emoji terminal output.
package emoji
import (
"bytes"
"errors"
"fmt"
"io"
"regexp"
"unicode"
)
//go:generate generateEmojiCodeMap -pkg emoji
// Replace Padding character for emoji.
const (
ReplacePadding = ""
)
// CodeMap gets the underlying map of emoji.
func CodeMap() map[string]string {
return emojiCodeMap
}
// regular expression that matches :flag-[countrycode]:
var flagRegexp = regexp.MustCompile(":flag-([a-z]{2}):")
func emojize(x string) string {
str, ok := emojiCodeMap[x]
if ok {
return str + ReplacePadding
}
if match := flagRegexp.FindStringSubmatch(x); len(match) == 2 {
return regionalIndicator(match[1][0]) + regionalIndicator(match[1][1])
}
return x
}
// regionalIndicator maps a lowercase letter to a unicode regional indicator
func regionalIndicator(i byte) string {
return string('\U0001F1E6' + rune(i) - 'a')
}
func replaseEmoji(input *bytes.Buffer) string {
emoji := bytes.NewBufferString(":")
for {
i, _, err := input.ReadRune()
if err != nil {
// not replase
return emoji.String()
}
if i == ':' && emoji.Len() == 1 {
return emoji.String() + replaseEmoji(input)
}
emoji.WriteRune(i)
switch {
case unicode.IsSpace(i):
return emoji.String()
case i == ':':
return emojize(emoji.String())
}
}
}
func compile(x string) string {
if x == "" {
return ""
}
input := bytes.NewBufferString(x)
output := bytes.NewBufferString("")
for {
i, _, err := input.ReadRune()
if err != nil {
break
}
switch i {
default:
output.WriteRune(i)
case ':':
output.WriteString(replaseEmoji(input))
}
}
return output.String()
}
// Print is fmt.Print which supports emoji
func Print(a ...interface{}) (int, error) {
return fmt.Print(compile(fmt.Sprint(a...)))
}
// Println is fmt.Println which supports emoji
func Println(a ...interface{}) (int, error) {
return fmt.Println(compile(fmt.Sprint(a...)))
}
// Printf is fmt.Printf which supports emoji
func Printf(format string, a ...interface{}) (int, error) {
return fmt.Printf(compile(fmt.Sprintf(format, a...)))
}
// Fprint is fmt.Fprint which supports emoji
func Fprint(w io.Writer, a ...interface{}) (int, error) {
return fmt.Fprint(w, compile(fmt.Sprint(a...)))
}
// Fprintln is fmt.Fprintln which supports emoji
func Fprintln(w io.Writer, a ...interface{}) (int, error) {
return fmt.Fprintln(w, compile(fmt.Sprint(a...)))
}
// Fprintf is fmt.Fprintf which supports emoji
func Fprintf(w io.Writer, format string, a ...interface{}) (int, error) {
return fmt.Fprint(w, compile(fmt.Sprintf(format, a...)))
}
// Sprint is fmt.Sprint which supports emoji
func Sprint(a ...interface{}) string {
return compile(fmt.Sprint(a...))
}
// Sprintf is fmt.Sprintf which supports emoji
func Sprintf(format string, a ...interface{}) string {
return compile(fmt.Sprintf(format, a...))
}
// Errorf is fmt.Errorf which supports emoji
func Errorf(format string, a ...interface{}) error {
return errors.New(compile(Sprintf(format, a...)))
}
|
