Initial QSfera import

This commit is contained in:
Курнат Андрей
2026-06-07 10:20:04 +03:00
commit 2315f25754
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The MIT License (MIT)
Copyright (c) 2016 Yasuhiro Matsumoto
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
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go-runewidth
============
[![Build Status](https://github.com/mattn/go-runewidth/workflows/test/badge.svg?branch=master)](https://github.com/mattn/go-runewidth/actions?query=workflow%3Atest)
[![Codecov](https://codecov.io/gh/mattn/go-runewidth/branch/master/graph/badge.svg)](https://codecov.io/gh/mattn/go-runewidth)
[![GoDoc](https://godoc.org/github.com/mattn/go-runewidth?status.svg)](http://godoc.org/github.com/mattn/go-runewidth)
[![Go Report Card](https://goreportcard.com/badge/github.com/mattn/go-runewidth)](https://goreportcard.com/report/github.com/mattn/go-runewidth)
Provides functions to get fixed width of the character or string.
Usage
-----
```go
runewidth.StringWidth("つのだ☆HIRO") == 12
```
Author
------
Yasuhiro Matsumoto
License
-------
under the MIT License: http://mattn.mit-license.org/2013
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goos: darwin
goarch: arm64
pkg: github.com/mattn/go-runewidth
cpu: Apple M2
│ old.txt │ new.txt │
│ sec/op │ sec/op vs base │
String1WidthAll/regular-8 108.92m ± 0% 35.09m ± 3% -67.78% (p=0.002 n=6)
String1WidthAll/lut-8 93.97m ± 0% 18.70m ± 0% -80.10% (p=0.002 n=6)
String1Width768/regular-8 60.62µ ± 1% 11.54µ ± 0% -80.97% (p=0.002 n=6)
String1Width768/lut-8 60.66µ ± 1% 11.43µ ± 0% -81.16% (p=0.002 n=6)
String1WidthAllEastAsian/regular-8 115.13m ± 1% 40.79m ± 8% -64.57% (p=0.002 n=6)
String1WidthAllEastAsian/lut-8 93.65m ± 0% 18.70m ± 2% -80.03% (p=0.002 n=6)
String1Width768EastAsian/regular-8 75.32µ ± 0% 23.49µ ± 0% -68.82% (p=0.002 n=6)
String1Width768EastAsian/lut-8 60.76µ ± 0% 11.50µ ± 0% -81.07% (p=0.002 n=6)
geomean 2.562m 604.5µ -76.41%
│ old.txt │ new.txt │
│ B/op │ B/op vs base │
String1WidthAll/regular-8 106.3Mi ± 0% 0.0Mi ± 0% -100.00% (p=0.002 n=6)
String1WidthAll/lut-8 106.3Mi ± 0% 0.0Mi ± 0% -100.00% (p=0.002 n=6)
String1Width768/regular-8 75.00Ki ± 0% 0.00Ki ± 0% -100.00% (p=0.002 n=6)
String1Width768/lut-8 75.00Ki ± 0% 0.00Ki ± 0% -100.00% (p=0.002 n=6)
String1WidthAllEastAsian/regular-8 106.3Mi ± 0% 0.0Mi ± 0% -100.00% (p=0.002 n=6)
String1WidthAllEastAsian/lut-8 106.3Mi ± 0% 0.0Mi ± 0% -100.00% (p=0.002 n=6)
String1Width768EastAsian/regular-8 75.00Ki ± 0% 0.00Ki ± 0% -100.00% (p=0.002 n=6)
String1Width768EastAsian/lut-8 75.00Ki ± 0% 0.00Ki ± 0% -100.00% (p=0.002 n=6)
geomean 2.790Mi ? ¹ ²
¹ summaries must be >0 to compute geomean
² ratios must be >0 to compute geomean
│ old.txt │ new.txt │
│ allocs/op │ allocs/op vs base │
String1WidthAll/regular-8 3.342M ± 0% 0.000M ± 0% -100.00% (p=0.002 n=6)
String1WidthAll/lut-8 3.342M ± 0% 0.000M ± 0% -100.00% (p=0.002 n=6)
String1Width768/regular-8 2.304k ± 0% 0.000k ± 0% -100.00% (p=0.002 n=6)
String1Width768/lut-8 2.304k ± 0% 0.000k ± 0% -100.00% (p=0.002 n=6)
String1WidthAllEastAsian/regular-8 3.342M ± 0% 0.000M ± 0% -100.00% (p=0.002 n=6)
String1WidthAllEastAsian/lut-8 3.342M ± 0% 0.000M ± 0% -100.00% (p=0.002 n=6)
String1Width768EastAsian/regular-8 2.304k ± 0% 0.000k ± 0% -100.00% (p=0.002 n=6)
String1Width768EastAsian/lut-8 2.304k ± 0% 0.000k ± 0% -100.00% (p=0.002 n=6)
geomean 87.75k ? ¹ ²
¹ summaries must be >0 to compute geomean
² ratios must be >0 to compute geomean
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goos: darwin
goarch: arm64
pkg: github.com/mattn/go-runewidth
cpu: Apple M2
BenchmarkString1WidthAll/regular-8 33 35033923 ns/op 0 B/op 0 allocs/op
BenchmarkString1WidthAll/regular-8 33 34965112 ns/op 0 B/op 0 allocs/op
BenchmarkString1WidthAll/regular-8 33 36307234 ns/op 0 B/op 0 allocs/op
BenchmarkString1WidthAll/regular-8 33 35007705 ns/op 0 B/op 0 allocs/op
BenchmarkString1WidthAll/regular-8 33 35154182 ns/op 0 B/op 0 allocs/op
BenchmarkString1WidthAll/regular-8 34 35155400 ns/op 0 B/op 0 allocs/op
BenchmarkString1WidthAll/lut-8 63 18688500 ns/op 0 B/op 0 allocs/op
BenchmarkString1WidthAll/lut-8 63 18712474 ns/op 0 B/op 0 allocs/op
BenchmarkString1WidthAll/lut-8 63 18700211 ns/op 0 B/op 0 allocs/op
BenchmarkString1WidthAll/lut-8 62 18694179 ns/op 0 B/op 0 allocs/op
BenchmarkString1WidthAll/lut-8 62 18708392 ns/op 0 B/op 0 allocs/op
BenchmarkString1WidthAll/lut-8 63 18770608 ns/op 0 B/op 0 allocs/op
BenchmarkString1Width768/regular-8 104137 11526 ns/op 0 B/op 0 allocs/op
BenchmarkString1Width768/regular-8 103986 11540 ns/op 0 B/op 0 allocs/op
BenchmarkString1Width768/regular-8 104079 11552 ns/op 0 B/op 0 allocs/op
BenchmarkString1Width768/regular-8 103963 11530 ns/op 0 B/op 0 allocs/op
BenchmarkString1Width768/regular-8 103714 11538 ns/op 0 B/op 0 allocs/op
BenchmarkString1Width768/regular-8 104181 11537 ns/op 0 B/op 0 allocs/op
BenchmarkString1Width768/lut-8 105150 11420 ns/op 0 B/op 0 allocs/op
BenchmarkString1Width768/lut-8 104778 11423 ns/op 0 B/op 0 allocs/op
BenchmarkString1Width768/lut-8 105069 11422 ns/op 0 B/op 0 allocs/op
BenchmarkString1Width768/lut-8 105127 11475 ns/op 0 B/op 0 allocs/op
BenchmarkString1Width768/lut-8 104742 11433 ns/op 0 B/op 0 allocs/op
BenchmarkString1Width768/lut-8 105163 11432 ns/op 0 B/op 0 allocs/op
BenchmarkString1WidthAllEastAsian/regular-8 28 40723347 ns/op 0 B/op 0 allocs/op
BenchmarkString1WidthAllEastAsian/regular-8 28 40790299 ns/op 0 B/op 0 allocs/op
BenchmarkString1WidthAllEastAsian/regular-8 28 40801338 ns/op 0 B/op 0 allocs/op
BenchmarkString1WidthAllEastAsian/regular-8 28 40798216 ns/op 0 B/op 0 allocs/op
BenchmarkString1WidthAllEastAsian/regular-8 28 44135253 ns/op 0 B/op 0 allocs/op
BenchmarkString1WidthAllEastAsian/regular-8 28 40779546 ns/op 0 B/op 0 allocs/op
BenchmarkString1WidthAllEastAsian/lut-8 62 18694165 ns/op 0 B/op 0 allocs/op
BenchmarkString1WidthAllEastAsian/lut-8 62 18685047 ns/op 0 B/op 0 allocs/op
BenchmarkString1WidthAllEastAsian/lut-8 62 18689273 ns/op 0 B/op 0 allocs/op
BenchmarkString1WidthAllEastAsian/lut-8 62 19150346 ns/op 0 B/op 0 allocs/op
BenchmarkString1WidthAllEastAsian/lut-8 63 19126154 ns/op 0 B/op 0 allocs/op
BenchmarkString1WidthAllEastAsian/lut-8 62 18712619 ns/op 0 B/op 0 allocs/op
BenchmarkString1Width768EastAsian/regular-8 50775 23595 ns/op 0 B/op 0 allocs/op
BenchmarkString1Width768EastAsian/regular-8 51061 23563 ns/op 0 B/op 0 allocs/op
BenchmarkString1Width768EastAsian/regular-8 51057 23492 ns/op 0 B/op 0 allocs/op
BenchmarkString1Width768EastAsian/regular-8 51138 23445 ns/op 0 B/op 0 allocs/op
BenchmarkString1Width768EastAsian/regular-8 51195 23469 ns/op 0 B/op 0 allocs/op
BenchmarkString1Width768EastAsian/regular-8 51087 23482 ns/op 0 B/op 0 allocs/op
BenchmarkString1Width768EastAsian/lut-8 104559 11549 ns/op 0 B/op 0 allocs/op
BenchmarkString1Width768EastAsian/lut-8 104508 11483 ns/op 0 B/op 0 allocs/op
BenchmarkString1Width768EastAsian/lut-8 104296 11503 ns/op 0 B/op 0 allocs/op
BenchmarkString1Width768EastAsian/lut-8 104606 11485 ns/op 0 B/op 0 allocs/op
BenchmarkString1Width768EastAsian/lut-8 104588 11495 ns/op 0 B/op 0 allocs/op
BenchmarkString1Width768EastAsian/lut-8 104602 11518 ns/op 0 B/op 0 allocs/op
PASS
ok github.com/mattn/go-runewidth 64.455s
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goos: darwin
goarch: arm64
pkg: github.com/mattn/go-runewidth
cpu: Apple M2
BenchmarkString1WidthAll/regular-8 10 108559258 ns/op 111412145 B/op 3342342 allocs/op
BenchmarkString1WidthAll/regular-8 10 108968079 ns/op 111412364 B/op 3342343 allocs/op
BenchmarkString1WidthAll/regular-8 10 108890338 ns/op 111412388 B/op 3342344 allocs/op
BenchmarkString1WidthAll/regular-8 10 108940704 ns/op 111412584 B/op 3342346 allocs/op
BenchmarkString1WidthAll/regular-8 10 108632796 ns/op 111412348 B/op 3342343 allocs/op
BenchmarkString1WidthAll/regular-8 10 109354546 ns/op 111412777 B/op 3342343 allocs/op
BenchmarkString1WidthAll/lut-8 12 93844406 ns/op 111412569 B/op 3342345 allocs/op
BenchmarkString1WidthAll/lut-8 12 93991080 ns/op 111412512 B/op 3342344 allocs/op
BenchmarkString1WidthAll/lut-8 12 93980632 ns/op 111412413 B/op 3342343 allocs/op
BenchmarkString1WidthAll/lut-8 12 94004083 ns/op 111412396 B/op 3342343 allocs/op
BenchmarkString1WidthAll/lut-8 12 93959795 ns/op 111412445 B/op 3342343 allocs/op
BenchmarkString1WidthAll/lut-8 12 93846198 ns/op 111412556 B/op 3342345 allocs/op
BenchmarkString1Width768/regular-8 19785 60696 ns/op 76801 B/op 2304 allocs/op
BenchmarkString1Width768/regular-8 19824 60520 ns/op 76801 B/op 2304 allocs/op
BenchmarkString1Width768/regular-8 19832 60547 ns/op 76801 B/op 2304 allocs/op
BenchmarkString1Width768/regular-8 19778 60543 ns/op 76800 B/op 2304 allocs/op
BenchmarkString1Width768/regular-8 19842 61142 ns/op 76801 B/op 2304 allocs/op
BenchmarkString1Width768/regular-8 19780 60696 ns/op 76801 B/op 2304 allocs/op
BenchmarkString1Width768/lut-8 19598 61161 ns/op 76801 B/op 2304 allocs/op
BenchmarkString1Width768/lut-8 19731 60707 ns/op 76801 B/op 2304 allocs/op
BenchmarkString1Width768/lut-8 19738 60626 ns/op 76801 B/op 2304 allocs/op
BenchmarkString1Width768/lut-8 19764 60670 ns/op 76801 B/op 2304 allocs/op
BenchmarkString1Width768/lut-8 19797 60642 ns/op 76801 B/op 2304 allocs/op
BenchmarkString1Width768/lut-8 19738 60608 ns/op 76800 B/op 2304 allocs/op
BenchmarkString1WidthAllEastAsian/regular-8 9 115080431 ns/op 111412458 B/op 3342345 allocs/op
BenchmarkString1WidthAllEastAsian/regular-8 9 114908880 ns/op 111412476 B/op 3342345 allocs/op
BenchmarkString1WidthAllEastAsian/regular-8 9 115077134 ns/op 111412540 B/op 3342345 allocs/op
BenchmarkString1WidthAllEastAsian/regular-8 9 115175292 ns/op 111412467 B/op 3342345 allocs/op
BenchmarkString1WidthAllEastAsian/regular-8 9 115792653 ns/op 111412362 B/op 3342344 allocs/op
BenchmarkString1WidthAllEastAsian/regular-8 9 115255417 ns/op 111412572 B/op 3342346 allocs/op
BenchmarkString1WidthAllEastAsian/lut-8 12 93761542 ns/op 111412538 B/op 3342345 allocs/op
BenchmarkString1WidthAllEastAsian/lut-8 12 94089990 ns/op 111412440 B/op 3342343 allocs/op
BenchmarkString1WidthAllEastAsian/lut-8 12 93721410 ns/op 111412514 B/op 3342344 allocs/op
BenchmarkString1WidthAllEastAsian/lut-8 12 93572951 ns/op 111412329 B/op 3342342 allocs/op
BenchmarkString1WidthAllEastAsian/lut-8 12 93536052 ns/op 111412206 B/op 3342341 allocs/op
BenchmarkString1WidthAllEastAsian/lut-8 12 93532365 ns/op 111412412 B/op 3342343 allocs/op
BenchmarkString1Width768EastAsian/regular-8 15904 75401 ns/op 76800 B/op 2304 allocs/op
BenchmarkString1Width768EastAsian/regular-8 15932 75449 ns/op 76801 B/op 2304 allocs/op
BenchmarkString1Width768EastAsian/regular-8 15944 75181 ns/op 76801 B/op 2304 allocs/op
BenchmarkString1Width768EastAsian/regular-8 15963 75311 ns/op 76801 B/op 2304 allocs/op
BenchmarkString1Width768EastAsian/regular-8 15879 75292 ns/op 76801 B/op 2304 allocs/op
BenchmarkString1Width768EastAsian/regular-8 15955 75334 ns/op 76801 B/op 2304 allocs/op
BenchmarkString1Width768EastAsian/lut-8 19692 60692 ns/op 76801 B/op 2304 allocs/op
BenchmarkString1Width768EastAsian/lut-8 19712 60699 ns/op 76801 B/op 2304 allocs/op
BenchmarkString1Width768EastAsian/lut-8 19741 60819 ns/op 76801 B/op 2304 allocs/op
BenchmarkString1Width768EastAsian/lut-8 19771 60653 ns/op 76801 B/op 2304 allocs/op
BenchmarkString1Width768EastAsian/lut-8 19737 61027 ns/op 76801 B/op 2304 allocs/op
BenchmarkString1Width768EastAsian/lut-8 19657 60820 ns/op 76801 B/op 2304 allocs/op
PASS
ok github.com/mattn/go-runewidth 76.165s
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package runewidth
import (
"os"
"strings"
"github.com/clipperhouse/uax29/v2/graphemes"
)
//go:generate go run script/generate.go
var (
// EastAsianWidth will be set true if the current locale is CJK
EastAsianWidth bool
// StrictEmojiNeutral should be set false if handle broken fonts
StrictEmojiNeutral bool = true
// DefaultCondition is a condition in current locale
DefaultCondition = &Condition{
EastAsianWidth: false,
StrictEmojiNeutral: true,
}
)
func init() {
handleEnv()
}
func handleEnv() {
env := os.Getenv("RUNEWIDTH_EASTASIAN")
if env == "" {
EastAsianWidth = IsEastAsian()
} else {
EastAsianWidth = env == "1"
}
// update DefaultCondition
if DefaultCondition.EastAsianWidth != EastAsianWidth {
DefaultCondition.EastAsianWidth = EastAsianWidth
if len(DefaultCondition.combinedLut) > 0 {
DefaultCondition.combinedLut = DefaultCondition.combinedLut[:0]
CreateLUT()
}
}
}
type interval struct {
first rune
last rune
}
type table []interval
func inTables(r rune, ts ...table) bool {
for _, t := range ts {
if inTable(r, t) {
return true
}
}
return false
}
func inTable(r rune, t table) bool {
if r < t[0].first {
return false
}
if r > t[len(t)-1].last {
return false
}
bot := 0
top := len(t) - 1
for top >= bot {
mid := (bot + top) >> 1
switch {
case t[mid].last < r:
bot = mid + 1
case t[mid].first > r:
top = mid - 1
default:
return true
}
}
return false
}
var private = table{
{0x00E000, 0x00F8FF}, {0x0F0000, 0x0FFFFD}, {0x100000, 0x10FFFD},
}
var nonprint = table{
{0x0000, 0x001F}, {0x007F, 0x009F}, {0x00AD, 0x00AD},
{0x070F, 0x070F}, {0x180B, 0x180E}, {0x200B, 0x200F},
{0x2028, 0x202E}, {0x206A, 0x206F}, {0xD800, 0xDFFF},
{0xFEFF, 0xFEFF}, {0xFFF9, 0xFFFB}, {0xFFFE, 0xFFFF},
}
// Condition have flag EastAsianWidth whether the current locale is CJK or not.
type Condition struct {
combinedLut []byte
EastAsianWidth bool
StrictEmojiNeutral bool
}
// NewCondition return new instance of Condition which is current locale.
func NewCondition() *Condition {
return &Condition{
EastAsianWidth: EastAsianWidth,
StrictEmojiNeutral: StrictEmojiNeutral,
}
}
// RuneWidth returns the number of cells in r.
// See http://www.unicode.org/reports/tr11/
func (c *Condition) RuneWidth(r rune) int {
if r < 0 || r > 0x10FFFF {
return 0
}
if len(c.combinedLut) > 0 {
return int(c.combinedLut[r>>1]>>(uint(r&1)*4)) & 3
}
// optimized version, verified by TestRuneWidthChecksums()
if !c.EastAsianWidth {
switch {
case r < 0x20:
return 0
case (r >= 0x7F && r <= 0x9F) || r == 0xAD: // nonprint
return 0
case r < 0x300:
return 1
case inTable(r, narrow):
return 1
case inTables(r, nonprint, combining):
return 0
case inTable(r, doublewidth):
return 2
default:
return 1
}
} else {
switch {
case inTables(r, nonprint, combining):
return 0
case inTable(r, narrow):
return 1
case inTables(r, ambiguous, doublewidth):
return 2
case !c.StrictEmojiNeutral && inTables(r, ambiguous, emoji, narrow):
return 2
default:
return 1
}
}
}
// CreateLUT will create an in-memory lookup table of 557056 bytes for faster operation.
// This should not be called concurrently with other operations on c.
// If options in c is changed, CreateLUT should be called again.
func (c *Condition) CreateLUT() {
const max = 0x110000
lut := c.combinedLut
if len(c.combinedLut) != 0 {
// Remove so we don't use it.
c.combinedLut = nil
} else {
lut = make([]byte, max/2)
}
for i := range lut {
i32 := int32(i * 2)
x0 := c.RuneWidth(i32)
x1 := c.RuneWidth(i32 + 1)
lut[i] = uint8(x0) | uint8(x1)<<4
}
c.combinedLut = lut
}
// StringWidth return width as you can see
func (c *Condition) StringWidth(s string) (width int) {
g := graphemes.FromString(s)
for g.Next() {
var chWidth int
for _, r := range g.Value() {
chWidth = c.RuneWidth(r)
if chWidth > 0 {
break // Our best guess at this point is to use the width of the first non-zero-width rune.
}
}
width += chWidth
}
return
}
// Truncate return string truncated with w cells
func (c *Condition) Truncate(s string, w int, tail string) string {
if c.StringWidth(s) <= w {
return s
}
w -= c.StringWidth(tail)
var width int
pos := len(s)
g := graphemes.FromString(s)
for g.Next() {
var chWidth int
for _, r := range g.Value() {
chWidth = c.RuneWidth(r)
if chWidth > 0 {
break // See StringWidth() for details.
}
}
if width+chWidth > w {
pos = g.Start()
break
}
width += chWidth
}
return s[:pos] + tail
}
// TruncateLeft cuts w cells from the beginning of the `s`.
func (c *Condition) TruncateLeft(s string, w int, prefix string) string {
if c.StringWidth(s) <= w {
return prefix
}
var width int
pos := len(s)
g := graphemes.FromString(s)
for g.Next() {
var chWidth int
for _, r := range g.Value() {
chWidth = c.RuneWidth(r)
if chWidth > 0 {
break // See StringWidth() for details.
}
}
if width+chWidth > w {
if width < w {
pos = g.End()
prefix += strings.Repeat(" ", width+chWidth-w)
} else {
pos = g.Start()
}
break
}
width += chWidth
}
return prefix + s[pos:]
}
// Wrap return string wrapped with w cells
func (c *Condition) Wrap(s string, w int) string {
width := 0
out := ""
for _, r := range s {
cw := c.RuneWidth(r)
if r == '\n' {
out += string(r)
width = 0
continue
} else if width+cw > w {
out += "\n"
width = 0
out += string(r)
width += cw
continue
}
out += string(r)
width += cw
}
return out
}
// FillLeft return string filled in left by spaces in w cells
func (c *Condition) FillLeft(s string, w int) string {
width := c.StringWidth(s)
count := w - width
if count > 0 {
b := make([]byte, count)
for i := range b {
b[i] = ' '
}
return string(b) + s
}
return s
}
// FillRight return string filled in left by spaces in w cells
func (c *Condition) FillRight(s string, w int) string {
width := c.StringWidth(s)
count := w - width
if count > 0 {
b := make([]byte, count)
for i := range b {
b[i] = ' '
}
return s + string(b)
}
return s
}
// RuneWidth returns the number of cells in r.
// See http://www.unicode.org/reports/tr11/
func RuneWidth(r rune) int {
return DefaultCondition.RuneWidth(r)
}
// IsAmbiguousWidth returns whether is ambiguous width or not.
func IsAmbiguousWidth(r rune) bool {
return inTables(r, private, ambiguous)
}
// IsNeutralWidth returns whether is neutral width or not.
func IsNeutralWidth(r rune) bool {
return inTable(r, neutral)
}
// StringWidth return width as you can see
func StringWidth(s string) (width int) {
return DefaultCondition.StringWidth(s)
}
// Truncate return string truncated with w cells
func Truncate(s string, w int, tail string) string {
return DefaultCondition.Truncate(s, w, tail)
}
// TruncateLeft cuts w cells from the beginning of the `s`.
func TruncateLeft(s string, w int, prefix string) string {
return DefaultCondition.TruncateLeft(s, w, prefix)
}
// Wrap return string wrapped with w cells
func Wrap(s string, w int) string {
return DefaultCondition.Wrap(s, w)
}
// FillLeft return string filled in left by spaces in w cells
func FillLeft(s string, w int) string {
return DefaultCondition.FillLeft(s, w)
}
// FillRight return string filled in left by spaces in w cells
func FillRight(s string, w int) string {
return DefaultCondition.FillRight(s, w)
}
// CreateLUT will create an in-memory lookup table of 557055 bytes for faster operation.
// This should not be called concurrently with other operations.
func CreateLUT() {
if len(DefaultCondition.combinedLut) > 0 {
return
}
DefaultCondition.CreateLUT()
}
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//go:build appengine
// +build appengine
package runewidth
// IsEastAsian return true if the current locale is CJK
func IsEastAsian() bool {
return false
}
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//go:build js && !appengine
// +build js,!appengine
package runewidth
func IsEastAsian() bool {
// TODO: Implement this for the web. Detect east asian in a compatible way, and return true.
return false
}
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//go:build !windows && !js && !appengine
// +build !windows,!js,!appengine
package runewidth
import (
"os"
"regexp"
"strings"
)
var reLoc = regexp.MustCompile(`^[a-z][a-z][a-z]?(?:_[A-Z][A-Z])?\.(.+)`)
var mblenTable = map[string]int{
"utf-8": 6,
"utf8": 6,
"jis": 8,
"eucjp": 3,
"euckr": 2,
"euccn": 2,
"sjis": 2,
"cp932": 2,
"cp51932": 2,
"cp936": 2,
"cp949": 2,
"cp950": 2,
"big5": 2,
"gbk": 2,
"gb2312": 2,
}
func isEastAsian(locale string) bool {
charset := strings.ToLower(locale)
r := reLoc.FindStringSubmatch(locale)
if len(r) == 2 {
charset = strings.ToLower(r[1])
}
if strings.HasSuffix(charset, "@cjk_narrow") {
return false
}
for pos, b := range []byte(charset) {
if b == '@' {
charset = charset[:pos]
break
}
}
max := 1
if m, ok := mblenTable[charset]; ok {
max = m
}
if max > 1 && (charset[0] != 'u' ||
strings.HasPrefix(locale, "ja") ||
strings.HasPrefix(locale, "ko") ||
strings.HasPrefix(locale, "zh")) {
return true
}
return false
}
// IsEastAsian return true if the current locale is CJK
func IsEastAsian() bool {
locale := os.Getenv("LC_ALL")
if locale == "" {
locale = os.Getenv("LC_CTYPE")
}
if locale == "" {
locale = os.Getenv("LANG")
}
// ignore C locale
if locale == "POSIX" || locale == "C" {
return false
}
if len(locale) > 1 && locale[0] == 'C' && (locale[1] == '.' || locale[1] == '-') {
return false
}
return isEastAsian(locale)
}
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// Code generated by script/generate.go. DO NOT EDIT.
package runewidth
var combining = table{
{0x0300, 0x036F}, {0x0483, 0x0489}, {0x07EB, 0x07F3},
{0x0C00, 0x0C00}, {0x0C04, 0x0C04}, {0x0CF3, 0x0CF3},
{0x0D00, 0x0D01}, {0x135D, 0x135F}, {0x1A7F, 0x1A7F},
{0x1AB0, 0x1ACE}, {0x1B6B, 0x1B73}, {0x1DC0, 0x1DFF},
{0x20D0, 0x20F0}, {0x2CEF, 0x2CF1}, {0x2DE0, 0x2DFF},
{0x3099, 0x309A}, {0xA66F, 0xA672}, {0xA674, 0xA67D},
{0xA69E, 0xA69F}, {0xA6F0, 0xA6F1}, {0xA8E0, 0xA8F1},
{0xFE20, 0xFE2F}, {0x101FD, 0x101FD}, {0x10376, 0x1037A},
{0x10EAB, 0x10EAC}, {0x10F46, 0x10F50}, {0x10F82, 0x10F85},
{0x11300, 0x11301}, {0x1133B, 0x1133C}, {0x11366, 0x1136C},
{0x11370, 0x11374}, {0x16AF0, 0x16AF4}, {0x1CF00, 0x1CF2D},
{0x1CF30, 0x1CF46}, {0x1D165, 0x1D169}, {0x1D16D, 0x1D172},
{0x1D17B, 0x1D182}, {0x1D185, 0x1D18B}, {0x1D1AA, 0x1D1AD},
{0x1D242, 0x1D244}, {0x1E000, 0x1E006}, {0x1E008, 0x1E018},
{0x1E01B, 0x1E021}, {0x1E023, 0x1E024}, {0x1E026, 0x1E02A},
{0x1E08F, 0x1E08F}, {0x1E8D0, 0x1E8D6},
}
var doublewidth = table{
{0x1100, 0x115F}, {0x231A, 0x231B}, {0x2329, 0x232A},
{0x23E9, 0x23EC}, {0x23F0, 0x23F0}, {0x23F3, 0x23F3},
{0x25FD, 0x25FE}, {0x2614, 0x2615}, {0x2648, 0x2653},
{0x267F, 0x267F}, {0x2693, 0x2693}, {0x26A1, 0x26A1},
{0x26AA, 0x26AB}, {0x26BD, 0x26BE}, {0x26C4, 0x26C5},
{0x26CE, 0x26CE}, {0x26D4, 0x26D4}, {0x26EA, 0x26EA},
{0x26F2, 0x26F3}, {0x26F5, 0x26F5}, {0x26FA, 0x26FA},
{0x26FD, 0x26FD}, {0x2705, 0x2705}, {0x270A, 0x270B},
{0x2728, 0x2728}, {0x274C, 0x274C}, {0x274E, 0x274E},
{0x2753, 0x2755}, {0x2757, 0x2757}, {0x2795, 0x2797},
{0x27B0, 0x27B0}, {0x27BF, 0x27BF}, {0x2B1B, 0x2B1C},
{0x2B50, 0x2B50}, {0x2B55, 0x2B55}, {0x2E80, 0x2E99},
{0x2E9B, 0x2EF3}, {0x2F00, 0x2FD5}, {0x2FF0, 0x303E},
{0x3041, 0x3096}, {0x3099, 0x30FF}, {0x3105, 0x312F},
{0x3131, 0x318E}, {0x3190, 0x31E3}, {0x31EF, 0x321E},
{0x3220, 0x3247}, {0x3250, 0x4DBF}, {0x4E00, 0xA48C},
{0xA490, 0xA4C6}, {0xA960, 0xA97C}, {0xAC00, 0xD7A3},
{0xF900, 0xFAFF}, {0xFE10, 0xFE19}, {0xFE30, 0xFE52},
{0xFE54, 0xFE66}, {0xFE68, 0xFE6B}, {0xFF01, 0xFF60},
{0xFFE0, 0xFFE6}, {0x16FE0, 0x16FE4}, {0x16FF0, 0x16FF1},
{0x17000, 0x187F7}, {0x18800, 0x18CD5}, {0x18D00, 0x18D08},
{0x1AFF0, 0x1AFF3}, {0x1AFF5, 0x1AFFB}, {0x1AFFD, 0x1AFFE},
{0x1B000, 0x1B122}, {0x1B132, 0x1B132}, {0x1B150, 0x1B152},
{0x1B155, 0x1B155}, {0x1B164, 0x1B167}, {0x1B170, 0x1B2FB},
{0x1F004, 0x1F004}, {0x1F0CF, 0x1F0CF}, {0x1F18E, 0x1F18E},
{0x1F191, 0x1F19A}, {0x1F200, 0x1F202}, {0x1F210, 0x1F23B},
{0x1F240, 0x1F248}, {0x1F250, 0x1F251}, {0x1F260, 0x1F265},
{0x1F300, 0x1F320}, {0x1F32D, 0x1F335}, {0x1F337, 0x1F37C},
{0x1F37E, 0x1F393}, {0x1F3A0, 0x1F3CA}, {0x1F3CF, 0x1F3D3},
{0x1F3E0, 0x1F3F0}, {0x1F3F4, 0x1F3F4}, {0x1F3F8, 0x1F43E},
{0x1F440, 0x1F440}, {0x1F442, 0x1F4FC}, {0x1F4FF, 0x1F53D},
{0x1F54B, 0x1F54E}, {0x1F550, 0x1F567}, {0x1F57A, 0x1F57A},
{0x1F595, 0x1F596}, {0x1F5A4, 0x1F5A4}, {0x1F5FB, 0x1F64F},
{0x1F680, 0x1F6C5}, {0x1F6CC, 0x1F6CC}, {0x1F6D0, 0x1F6D2},
{0x1F6D5, 0x1F6D7}, {0x1F6DC, 0x1F6DF}, {0x1F6EB, 0x1F6EC},
{0x1F6F4, 0x1F6FC}, {0x1F7E0, 0x1F7EB}, {0x1F7F0, 0x1F7F0},
{0x1F90C, 0x1F93A}, {0x1F93C, 0x1F945}, {0x1F947, 0x1F9FF},
{0x1FA70, 0x1FA7C}, {0x1FA80, 0x1FA88}, {0x1FA90, 0x1FABD},
{0x1FABF, 0x1FAC5}, {0x1FACE, 0x1FADB}, {0x1FAE0, 0x1FAE8},
{0x1FAF0, 0x1FAF8}, {0x20000, 0x2FFFD}, {0x30000, 0x3FFFD},
}
var ambiguous = table{
{0x00A1, 0x00A1}, {0x00A4, 0x00A4}, {0x00A7, 0x00A8},
{0x00AA, 0x00AA}, {0x00AD, 0x00AE}, {0x00B0, 0x00B4},
{0x00B6, 0x00BA}, {0x00BC, 0x00BF}, {0x00C6, 0x00C6},
{0x00D0, 0x00D0}, {0x00D7, 0x00D8}, {0x00DE, 0x00E1},
{0x00E6, 0x00E6}, {0x00E8, 0x00EA}, {0x00EC, 0x00ED},
{0x00F0, 0x00F0}, {0x00F2, 0x00F3}, {0x00F7, 0x00FA},
{0x00FC, 0x00FC}, {0x00FE, 0x00FE}, {0x0101, 0x0101},
{0x0111, 0x0111}, {0x0113, 0x0113}, {0x011B, 0x011B},
{0x0126, 0x0127}, {0x012B, 0x012B}, {0x0131, 0x0133},
{0x0138, 0x0138}, {0x013F, 0x0142}, {0x0144, 0x0144},
{0x0148, 0x014B}, {0x014D, 0x014D}, {0x0152, 0x0153},
{0x0166, 0x0167}, {0x016B, 0x016B}, {0x01CE, 0x01CE},
{0x01D0, 0x01D0}, {0x01D2, 0x01D2}, {0x01D4, 0x01D4},
{0x01D6, 0x01D6}, {0x01D8, 0x01D8}, {0x01DA, 0x01DA},
{0x01DC, 0x01DC}, {0x0251, 0x0251}, {0x0261, 0x0261},
{0x02C4, 0x02C4}, {0x02C7, 0x02C7}, {0x02C9, 0x02CB},
{0x02CD, 0x02CD}, {0x02D0, 0x02D0}, {0x02D8, 0x02DB},
{0x02DD, 0x02DD}, {0x02DF, 0x02DF}, {0x0300, 0x036F},
{0x0391, 0x03A1}, {0x03A3, 0x03A9}, {0x03B1, 0x03C1},
{0x03C3, 0x03C9}, {0x0401, 0x0401}, {0x0410, 0x044F},
{0x0451, 0x0451}, {0x2010, 0x2010}, {0x2013, 0x2016},
{0x2018, 0x2019}, {0x201C, 0x201D}, {0x2020, 0x2022},
{0x2024, 0x2027}, {0x2030, 0x2030}, {0x2032, 0x2033},
{0x2035, 0x2035}, {0x203B, 0x203B}, {0x203E, 0x203E},
{0x2074, 0x2074}, {0x207F, 0x207F}, {0x2081, 0x2084},
{0x20AC, 0x20AC}, {0x2103, 0x2103}, {0x2105, 0x2105},
{0x2109, 0x2109}, {0x2113, 0x2113}, {0x2116, 0x2116},
{0x2121, 0x2122}, {0x2126, 0x2126}, {0x212B, 0x212B},
{0x2153, 0x2154}, {0x215B, 0x215E}, {0x2160, 0x216B},
{0x2170, 0x2179}, {0x2189, 0x2189}, {0x2190, 0x2199},
{0x21B8, 0x21B9}, {0x21D2, 0x21D2}, {0x21D4, 0x21D4},
{0x21E7, 0x21E7}, {0x2200, 0x2200}, {0x2202, 0x2203},
{0x2207, 0x2208}, {0x220B, 0x220B}, {0x220F, 0x220F},
{0x2211, 0x2211}, {0x2215, 0x2215}, {0x221A, 0x221A},
{0x221D, 0x2220}, {0x2223, 0x2223}, {0x2225, 0x2225},
{0x2227, 0x222C}, {0x222E, 0x222E}, {0x2234, 0x2237},
{0x223C, 0x223D}, {0x2248, 0x2248}, {0x224C, 0x224C},
{0x2252, 0x2252}, {0x2260, 0x2261}, {0x2264, 0x2267},
{0x226A, 0x226B}, {0x226E, 0x226F}, {0x2282, 0x2283},
{0x2286, 0x2287}, {0x2295, 0x2295}, {0x2299, 0x2299},
{0x22A5, 0x22A5}, {0x22BF, 0x22BF}, {0x2312, 0x2312},
{0x2460, 0x24E9}, {0x24EB, 0x254B}, {0x2550, 0x2573},
{0x2580, 0x258F}, {0x2592, 0x2595}, {0x25A0, 0x25A1},
{0x25A3, 0x25A9}, {0x25B2, 0x25B3}, {0x25B6, 0x25B7},
{0x25BC, 0x25BD}, {0x25C0, 0x25C1}, {0x25C6, 0x25C8},
{0x25CB, 0x25CB}, {0x25CE, 0x25D1}, {0x25E2, 0x25E5},
{0x25EF, 0x25EF}, {0x2605, 0x2606}, {0x2609, 0x2609},
{0x260E, 0x260F}, {0x261C, 0x261C}, {0x261E, 0x261E},
{0x2640, 0x2640}, {0x2642, 0x2642}, {0x2660, 0x2661},
{0x2663, 0x2665}, {0x2667, 0x266A}, {0x266C, 0x266D},
{0x266F, 0x266F}, {0x269E, 0x269F}, {0x26BF, 0x26BF},
{0x26C6, 0x26CD}, {0x26CF, 0x26D3}, {0x26D5, 0x26E1},
{0x26E3, 0x26E3}, {0x26E8, 0x26E9}, {0x26EB, 0x26F1},
{0x26F4, 0x26F4}, {0x26F6, 0x26F9}, {0x26FB, 0x26FC},
{0x26FE, 0x26FF}, {0x273D, 0x273D}, {0x2776, 0x277F},
{0x2B56, 0x2B59}, {0x3248, 0x324F}, {0xE000, 0xF8FF},
{0xFE00, 0xFE0F}, {0xFFFD, 0xFFFD}, {0x1F100, 0x1F10A},
{0x1F110, 0x1F12D}, {0x1F130, 0x1F169}, {0x1F170, 0x1F18D},
{0x1F18F, 0x1F190}, {0x1F19B, 0x1F1AC}, {0xE0100, 0xE01EF},
{0xF0000, 0xFFFFD}, {0x100000, 0x10FFFD},
}
var narrow = table{
{0x0020, 0x007E}, {0x00A2, 0x00A3}, {0x00A5, 0x00A6},
{0x00AC, 0x00AC}, {0x00AF, 0x00AF}, {0x27E6, 0x27ED},
{0x2985, 0x2986},
}
var neutral = table{
{0x0000, 0x001F}, {0x007F, 0x00A0}, {0x00A9, 0x00A9},
{0x00AB, 0x00AB}, {0x00B5, 0x00B5}, {0x00BB, 0x00BB},
{0x00C0, 0x00C5}, {0x00C7, 0x00CF}, {0x00D1, 0x00D6},
{0x00D9, 0x00DD}, {0x00E2, 0x00E5}, {0x00E7, 0x00E7},
{0x00EB, 0x00EB}, {0x00EE, 0x00EF}, {0x00F1, 0x00F1},
{0x00F4, 0x00F6}, {0x00FB, 0x00FB}, {0x00FD, 0x00FD},
{0x00FF, 0x0100}, {0x0102, 0x0110}, {0x0112, 0x0112},
{0x0114, 0x011A}, {0x011C, 0x0125}, {0x0128, 0x012A},
{0x012C, 0x0130}, {0x0134, 0x0137}, {0x0139, 0x013E},
{0x0143, 0x0143}, {0x0145, 0x0147}, {0x014C, 0x014C},
{0x014E, 0x0151}, {0x0154, 0x0165}, {0x0168, 0x016A},
{0x016C, 0x01CD}, {0x01CF, 0x01CF}, {0x01D1, 0x01D1},
{0x01D3, 0x01D3}, {0x01D5, 0x01D5}, {0x01D7, 0x01D7},
{0x01D9, 0x01D9}, {0x01DB, 0x01DB}, {0x01DD, 0x0250},
{0x0252, 0x0260}, {0x0262, 0x02C3}, {0x02C5, 0x02C6},
{0x02C8, 0x02C8}, {0x02CC, 0x02CC}, {0x02CE, 0x02CF},
{0x02D1, 0x02D7}, {0x02DC, 0x02DC}, {0x02DE, 0x02DE},
{0x02E0, 0x02FF}, {0x0370, 0x0377}, {0x037A, 0x037F},
{0x0384, 0x038A}, {0x038C, 0x038C}, {0x038E, 0x0390},
{0x03AA, 0x03B0}, {0x03C2, 0x03C2}, {0x03CA, 0x0400},
{0x0402, 0x040F}, {0x0450, 0x0450}, {0x0452, 0x052F},
{0x0531, 0x0556}, {0x0559, 0x058A}, {0x058D, 0x058F},
{0x0591, 0x05C7}, {0x05D0, 0x05EA}, {0x05EF, 0x05F4},
{0x0600, 0x070D}, {0x070F, 0x074A}, {0x074D, 0x07B1},
{0x07C0, 0x07FA}, {0x07FD, 0x082D}, {0x0830, 0x083E},
{0x0840, 0x085B}, {0x085E, 0x085E}, {0x0860, 0x086A},
{0x0870, 0x088E}, {0x0890, 0x0891}, {0x0898, 0x0983},
{0x0985, 0x098C}, {0x098F, 0x0990}, {0x0993, 0x09A8},
{0x09AA, 0x09B0}, {0x09B2, 0x09B2}, {0x09B6, 0x09B9},
{0x09BC, 0x09C4}, {0x09C7, 0x09C8}, {0x09CB, 0x09CE},
{0x09D7, 0x09D7}, {0x09DC, 0x09DD}, {0x09DF, 0x09E3},
{0x09E6, 0x09FE}, {0x0A01, 0x0A03}, {0x0A05, 0x0A0A},
{0x0A0F, 0x0A10}, {0x0A13, 0x0A28}, {0x0A2A, 0x0A30},
{0x0A32, 0x0A33}, {0x0A35, 0x0A36}, {0x0A38, 0x0A39},
{0x0A3C, 0x0A3C}, {0x0A3E, 0x0A42}, {0x0A47, 0x0A48},
{0x0A4B, 0x0A4D}, {0x0A51, 0x0A51}, {0x0A59, 0x0A5C},
{0x0A5E, 0x0A5E}, {0x0A66, 0x0A76}, {0x0A81, 0x0A83},
{0x0A85, 0x0A8D}, {0x0A8F, 0x0A91}, {0x0A93, 0x0AA8},
{0x0AAA, 0x0AB0}, {0x0AB2, 0x0AB3}, {0x0AB5, 0x0AB9},
{0x0ABC, 0x0AC5}, {0x0AC7, 0x0AC9}, {0x0ACB, 0x0ACD},
{0x0AD0, 0x0AD0}, {0x0AE0, 0x0AE3}, {0x0AE6, 0x0AF1},
{0x0AF9, 0x0AFF}, {0x0B01, 0x0B03}, {0x0B05, 0x0B0C},
{0x0B0F, 0x0B10}, {0x0B13, 0x0B28}, {0x0B2A, 0x0B30},
{0x0B32, 0x0B33}, {0x0B35, 0x0B39}, {0x0B3C, 0x0B44},
{0x0B47, 0x0B48}, {0x0B4B, 0x0B4D}, {0x0B55, 0x0B57},
{0x0B5C, 0x0B5D}, {0x0B5F, 0x0B63}, {0x0B66, 0x0B77},
{0x0B82, 0x0B83}, {0x0B85, 0x0B8A}, {0x0B8E, 0x0B90},
{0x0B92, 0x0B95}, {0x0B99, 0x0B9A}, {0x0B9C, 0x0B9C},
{0x0B9E, 0x0B9F}, {0x0BA3, 0x0BA4}, {0x0BA8, 0x0BAA},
{0x0BAE, 0x0BB9}, {0x0BBE, 0x0BC2}, {0x0BC6, 0x0BC8},
{0x0BCA, 0x0BCD}, {0x0BD0, 0x0BD0}, {0x0BD7, 0x0BD7},
{0x0BE6, 0x0BFA}, {0x0C00, 0x0C0C}, {0x0C0E, 0x0C10},
{0x0C12, 0x0C28}, {0x0C2A, 0x0C39}, {0x0C3C, 0x0C44},
{0x0C46, 0x0C48}, {0x0C4A, 0x0C4D}, {0x0C55, 0x0C56},
{0x0C58, 0x0C5A}, {0x0C5D, 0x0C5D}, {0x0C60, 0x0C63},
{0x0C66, 0x0C6F}, {0x0C77, 0x0C8C}, {0x0C8E, 0x0C90},
{0x0C92, 0x0CA8}, {0x0CAA, 0x0CB3}, {0x0CB5, 0x0CB9},
{0x0CBC, 0x0CC4}, {0x0CC6, 0x0CC8}, {0x0CCA, 0x0CCD},
{0x0CD5, 0x0CD6}, {0x0CDD, 0x0CDE}, {0x0CE0, 0x0CE3},
{0x0CE6, 0x0CEF}, {0x0CF1, 0x0CF3}, {0x0D00, 0x0D0C},
{0x0D0E, 0x0D10}, {0x0D12, 0x0D44}, {0x0D46, 0x0D48},
{0x0D4A, 0x0D4F}, {0x0D54, 0x0D63}, {0x0D66, 0x0D7F},
{0x0D81, 0x0D83}, {0x0D85, 0x0D96}, {0x0D9A, 0x0DB1},
{0x0DB3, 0x0DBB}, {0x0DBD, 0x0DBD}, {0x0DC0, 0x0DC6},
{0x0DCA, 0x0DCA}, {0x0DCF, 0x0DD4}, {0x0DD6, 0x0DD6},
{0x0DD8, 0x0DDF}, {0x0DE6, 0x0DEF}, {0x0DF2, 0x0DF4},
{0x0E01, 0x0E3A}, {0x0E3F, 0x0E5B}, {0x0E81, 0x0E82},
{0x0E84, 0x0E84}, {0x0E86, 0x0E8A}, {0x0E8C, 0x0EA3},
{0x0EA5, 0x0EA5}, {0x0EA7, 0x0EBD}, {0x0EC0, 0x0EC4},
{0x0EC6, 0x0EC6}, {0x0EC8, 0x0ECE}, {0x0ED0, 0x0ED9},
{0x0EDC, 0x0EDF}, {0x0F00, 0x0F47}, {0x0F49, 0x0F6C},
{0x0F71, 0x0F97}, {0x0F99, 0x0FBC}, {0x0FBE, 0x0FCC},
{0x0FCE, 0x0FDA}, {0x1000, 0x10C5}, {0x10C7, 0x10C7},
{0x10CD, 0x10CD}, {0x10D0, 0x10FF}, {0x1160, 0x1248},
{0x124A, 0x124D}, {0x1250, 0x1256}, {0x1258, 0x1258},
{0x125A, 0x125D}, {0x1260, 0x1288}, {0x128A, 0x128D},
{0x1290, 0x12B0}, {0x12B2, 0x12B5}, {0x12B8, 0x12BE},
{0x12C0, 0x12C0}, {0x12C2, 0x12C5}, {0x12C8, 0x12D6},
{0x12D8, 0x1310}, {0x1312, 0x1315}, {0x1318, 0x135A},
{0x135D, 0x137C}, {0x1380, 0x1399}, {0x13A0, 0x13F5},
{0x13F8, 0x13FD}, {0x1400, 0x169C}, {0x16A0, 0x16F8},
{0x1700, 0x1715}, {0x171F, 0x1736}, {0x1740, 0x1753},
{0x1760, 0x176C}, {0x176E, 0x1770}, {0x1772, 0x1773},
{0x1780, 0x17DD}, {0x17E0, 0x17E9}, {0x17F0, 0x17F9},
{0x1800, 0x1819}, {0x1820, 0x1878}, {0x1880, 0x18AA},
{0x18B0, 0x18F5}, {0x1900, 0x191E}, {0x1920, 0x192B},
{0x1930, 0x193B}, {0x1940, 0x1940}, {0x1944, 0x196D},
{0x1970, 0x1974}, {0x1980, 0x19AB}, {0x19B0, 0x19C9},
{0x19D0, 0x19DA}, {0x19DE, 0x1A1B}, {0x1A1E, 0x1A5E},
{0x1A60, 0x1A7C}, {0x1A7F, 0x1A89}, {0x1A90, 0x1A99},
{0x1AA0, 0x1AAD}, {0x1AB0, 0x1ACE}, {0x1B00, 0x1B4C},
{0x1B50, 0x1B7E}, {0x1B80, 0x1BF3}, {0x1BFC, 0x1C37},
{0x1C3B, 0x1C49}, {0x1C4D, 0x1C88}, {0x1C90, 0x1CBA},
{0x1CBD, 0x1CC7}, {0x1CD0, 0x1CFA}, {0x1D00, 0x1F15},
{0x1F18, 0x1F1D}, {0x1F20, 0x1F45}, {0x1F48, 0x1F4D},
{0x1F50, 0x1F57}, {0x1F59, 0x1F59}, {0x1F5B, 0x1F5B},
{0x1F5D, 0x1F5D}, {0x1F5F, 0x1F7D}, {0x1F80, 0x1FB4},
{0x1FB6, 0x1FC4}, {0x1FC6, 0x1FD3}, {0x1FD6, 0x1FDB},
{0x1FDD, 0x1FEF}, {0x1FF2, 0x1FF4}, {0x1FF6, 0x1FFE},
{0x2000, 0x200F}, {0x2011, 0x2012}, {0x2017, 0x2017},
{0x201A, 0x201B}, {0x201E, 0x201F}, {0x2023, 0x2023},
{0x2028, 0x202F}, {0x2031, 0x2031}, {0x2034, 0x2034},
{0x2036, 0x203A}, {0x203C, 0x203D}, {0x203F, 0x2064},
{0x2066, 0x2071}, {0x2075, 0x207E}, {0x2080, 0x2080},
{0x2085, 0x208E}, {0x2090, 0x209C}, {0x20A0, 0x20A8},
{0x20AA, 0x20AB}, {0x20AD, 0x20C0}, {0x20D0, 0x20F0},
{0x2100, 0x2102}, {0x2104, 0x2104}, {0x2106, 0x2108},
{0x210A, 0x2112}, {0x2114, 0x2115}, {0x2117, 0x2120},
{0x2123, 0x2125}, {0x2127, 0x212A}, {0x212C, 0x2152},
{0x2155, 0x215A}, {0x215F, 0x215F}, {0x216C, 0x216F},
{0x217A, 0x2188}, {0x218A, 0x218B}, {0x219A, 0x21B7},
{0x21BA, 0x21D1}, {0x21D3, 0x21D3}, {0x21D5, 0x21E6},
{0x21E8, 0x21FF}, {0x2201, 0x2201}, {0x2204, 0x2206},
{0x2209, 0x220A}, {0x220C, 0x220E}, {0x2210, 0x2210},
{0x2212, 0x2214}, {0x2216, 0x2219}, {0x221B, 0x221C},
{0x2221, 0x2222}, {0x2224, 0x2224}, {0x2226, 0x2226},
{0x222D, 0x222D}, {0x222F, 0x2233}, {0x2238, 0x223B},
{0x223E, 0x2247}, {0x2249, 0x224B}, {0x224D, 0x2251},
{0x2253, 0x225F}, {0x2262, 0x2263}, {0x2268, 0x2269},
{0x226C, 0x226D}, {0x2270, 0x2281}, {0x2284, 0x2285},
{0x2288, 0x2294}, {0x2296, 0x2298}, {0x229A, 0x22A4},
{0x22A6, 0x22BE}, {0x22C0, 0x2311}, {0x2313, 0x2319},
{0x231C, 0x2328}, {0x232B, 0x23E8}, {0x23ED, 0x23EF},
{0x23F1, 0x23F2}, {0x23F4, 0x2426}, {0x2440, 0x244A},
{0x24EA, 0x24EA}, {0x254C, 0x254F}, {0x2574, 0x257F},
{0x2590, 0x2591}, {0x2596, 0x259F}, {0x25A2, 0x25A2},
{0x25AA, 0x25B1}, {0x25B4, 0x25B5}, {0x25B8, 0x25BB},
{0x25BE, 0x25BF}, {0x25C2, 0x25C5}, {0x25C9, 0x25CA},
{0x25CC, 0x25CD}, {0x25D2, 0x25E1}, {0x25E6, 0x25EE},
{0x25F0, 0x25FC}, {0x25FF, 0x2604}, {0x2607, 0x2608},
{0x260A, 0x260D}, {0x2610, 0x2613}, {0x2616, 0x261B},
{0x261D, 0x261D}, {0x261F, 0x263F}, {0x2641, 0x2641},
{0x2643, 0x2647}, {0x2654, 0x265F}, {0x2662, 0x2662},
{0x2666, 0x2666}, {0x266B, 0x266B}, {0x266E, 0x266E},
{0x2670, 0x267E}, {0x2680, 0x2692}, {0x2694, 0x269D},
{0x26A0, 0x26A0}, {0x26A2, 0x26A9}, {0x26AC, 0x26BC},
{0x26C0, 0x26C3}, {0x26E2, 0x26E2}, {0x26E4, 0x26E7},
{0x2700, 0x2704}, {0x2706, 0x2709}, {0x270C, 0x2727},
{0x2729, 0x273C}, {0x273E, 0x274B}, {0x274D, 0x274D},
{0x274F, 0x2752}, {0x2756, 0x2756}, {0x2758, 0x2775},
{0x2780, 0x2794}, {0x2798, 0x27AF}, {0x27B1, 0x27BE},
{0x27C0, 0x27E5}, {0x27EE, 0x2984}, {0x2987, 0x2B1A},
{0x2B1D, 0x2B4F}, {0x2B51, 0x2B54}, {0x2B5A, 0x2B73},
{0x2B76, 0x2B95}, {0x2B97, 0x2CF3}, {0x2CF9, 0x2D25},
{0x2D27, 0x2D27}, {0x2D2D, 0x2D2D}, {0x2D30, 0x2D67},
{0x2D6F, 0x2D70}, {0x2D7F, 0x2D96}, {0x2DA0, 0x2DA6},
{0x2DA8, 0x2DAE}, {0x2DB0, 0x2DB6}, {0x2DB8, 0x2DBE},
{0x2DC0, 0x2DC6}, {0x2DC8, 0x2DCE}, {0x2DD0, 0x2DD6},
{0x2DD8, 0x2DDE}, {0x2DE0, 0x2E5D}, {0x303F, 0x303F},
{0x4DC0, 0x4DFF}, {0xA4D0, 0xA62B}, {0xA640, 0xA6F7},
{0xA700, 0xA7CA}, {0xA7D0, 0xA7D1}, {0xA7D3, 0xA7D3},
{0xA7D5, 0xA7D9}, {0xA7F2, 0xA82C}, {0xA830, 0xA839},
{0xA840, 0xA877}, {0xA880, 0xA8C5}, {0xA8CE, 0xA8D9},
{0xA8E0, 0xA953}, {0xA95F, 0xA95F}, {0xA980, 0xA9CD},
{0xA9CF, 0xA9D9}, {0xA9DE, 0xA9FE}, {0xAA00, 0xAA36},
{0xAA40, 0xAA4D}, {0xAA50, 0xAA59}, {0xAA5C, 0xAAC2},
{0xAADB, 0xAAF6}, {0xAB01, 0xAB06}, {0xAB09, 0xAB0E},
{0xAB11, 0xAB16}, {0xAB20, 0xAB26}, {0xAB28, 0xAB2E},
{0xAB30, 0xAB6B}, {0xAB70, 0xABED}, {0xABF0, 0xABF9},
{0xD7B0, 0xD7C6}, {0xD7CB, 0xD7FB}, {0xD800, 0xDFFF},
{0xFB00, 0xFB06}, {0xFB13, 0xFB17}, {0xFB1D, 0xFB36},
{0xFB38, 0xFB3C}, {0xFB3E, 0xFB3E}, {0xFB40, 0xFB41},
{0xFB43, 0xFB44}, {0xFB46, 0xFBC2}, {0xFBD3, 0xFD8F},
{0xFD92, 0xFDC7}, {0xFDCF, 0xFDCF}, {0xFDF0, 0xFDFF},
{0xFE20, 0xFE2F}, {0xFE70, 0xFE74}, {0xFE76, 0xFEFC},
{0xFEFF, 0xFEFF}, {0xFFF9, 0xFFFC}, {0x10000, 0x1000B},
{0x1000D, 0x10026}, {0x10028, 0x1003A}, {0x1003C, 0x1003D},
{0x1003F, 0x1004D}, {0x10050, 0x1005D}, {0x10080, 0x100FA},
{0x10100, 0x10102}, {0x10107, 0x10133}, {0x10137, 0x1018E},
{0x10190, 0x1019C}, {0x101A0, 0x101A0}, {0x101D0, 0x101FD},
{0x10280, 0x1029C}, {0x102A0, 0x102D0}, {0x102E0, 0x102FB},
{0x10300, 0x10323}, {0x1032D, 0x1034A}, {0x10350, 0x1037A},
{0x10380, 0x1039D}, {0x1039F, 0x103C3}, {0x103C8, 0x103D5},
{0x10400, 0x1049D}, {0x104A0, 0x104A9}, {0x104B0, 0x104D3},
{0x104D8, 0x104FB}, {0x10500, 0x10527}, {0x10530, 0x10563},
{0x1056F, 0x1057A}, {0x1057C, 0x1058A}, {0x1058C, 0x10592},
{0x10594, 0x10595}, {0x10597, 0x105A1}, {0x105A3, 0x105B1},
{0x105B3, 0x105B9}, {0x105BB, 0x105BC}, {0x10600, 0x10736},
{0x10740, 0x10755}, {0x10760, 0x10767}, {0x10780, 0x10785},
{0x10787, 0x107B0}, {0x107B2, 0x107BA}, {0x10800, 0x10805},
{0x10808, 0x10808}, {0x1080A, 0x10835}, {0x10837, 0x10838},
{0x1083C, 0x1083C}, {0x1083F, 0x10855}, {0x10857, 0x1089E},
{0x108A7, 0x108AF}, {0x108E0, 0x108F2}, {0x108F4, 0x108F5},
{0x108FB, 0x1091B}, {0x1091F, 0x10939}, {0x1093F, 0x1093F},
{0x10980, 0x109B7}, {0x109BC, 0x109CF}, {0x109D2, 0x10A03},
{0x10A05, 0x10A06}, {0x10A0C, 0x10A13}, {0x10A15, 0x10A17},
{0x10A19, 0x10A35}, {0x10A38, 0x10A3A}, {0x10A3F, 0x10A48},
{0x10A50, 0x10A58}, {0x10A60, 0x10A9F}, {0x10AC0, 0x10AE6},
{0x10AEB, 0x10AF6}, {0x10B00, 0x10B35}, {0x10B39, 0x10B55},
{0x10B58, 0x10B72}, {0x10B78, 0x10B91}, {0x10B99, 0x10B9C},
{0x10BA9, 0x10BAF}, {0x10C00, 0x10C48}, {0x10C80, 0x10CB2},
{0x10CC0, 0x10CF2}, {0x10CFA, 0x10D27}, {0x10D30, 0x10D39},
{0x10E60, 0x10E7E}, {0x10E80, 0x10EA9}, {0x10EAB, 0x10EAD},
{0x10EB0, 0x10EB1}, {0x10EFD, 0x10F27}, {0x10F30, 0x10F59},
{0x10F70, 0x10F89}, {0x10FB0, 0x10FCB}, {0x10FE0, 0x10FF6},
{0x11000, 0x1104D}, {0x11052, 0x11075}, {0x1107F, 0x110C2},
{0x110CD, 0x110CD}, {0x110D0, 0x110E8}, {0x110F0, 0x110F9},
{0x11100, 0x11134}, {0x11136, 0x11147}, {0x11150, 0x11176},
{0x11180, 0x111DF}, {0x111E1, 0x111F4}, {0x11200, 0x11211},
{0x11213, 0x11241}, {0x11280, 0x11286}, {0x11288, 0x11288},
{0x1128A, 0x1128D}, {0x1128F, 0x1129D}, {0x1129F, 0x112A9},
{0x112B0, 0x112EA}, {0x112F0, 0x112F9}, {0x11300, 0x11303},
{0x11305, 0x1130C}, {0x1130F, 0x11310}, {0x11313, 0x11328},
{0x1132A, 0x11330}, {0x11332, 0x11333}, {0x11335, 0x11339},
{0x1133B, 0x11344}, {0x11347, 0x11348}, {0x1134B, 0x1134D},
{0x11350, 0x11350}, {0x11357, 0x11357}, {0x1135D, 0x11363},
{0x11366, 0x1136C}, {0x11370, 0x11374}, {0x11400, 0x1145B},
{0x1145D, 0x11461}, {0x11480, 0x114C7}, {0x114D0, 0x114D9},
{0x11580, 0x115B5}, {0x115B8, 0x115DD}, {0x11600, 0x11644},
{0x11650, 0x11659}, {0x11660, 0x1166C}, {0x11680, 0x116B9},
{0x116C0, 0x116C9}, {0x11700, 0x1171A}, {0x1171D, 0x1172B},
{0x11730, 0x11746}, {0x11800, 0x1183B}, {0x118A0, 0x118F2},
{0x118FF, 0x11906}, {0x11909, 0x11909}, {0x1190C, 0x11913},
{0x11915, 0x11916}, {0x11918, 0x11935}, {0x11937, 0x11938},
{0x1193B, 0x11946}, {0x11950, 0x11959}, {0x119A0, 0x119A7},
{0x119AA, 0x119D7}, {0x119DA, 0x119E4}, {0x11A00, 0x11A47},
{0x11A50, 0x11AA2}, {0x11AB0, 0x11AF8}, {0x11B00, 0x11B09},
{0x11C00, 0x11C08}, {0x11C0A, 0x11C36}, {0x11C38, 0x11C45},
{0x11C50, 0x11C6C}, {0x11C70, 0x11C8F}, {0x11C92, 0x11CA7},
{0x11CA9, 0x11CB6}, {0x11D00, 0x11D06}, {0x11D08, 0x11D09},
{0x11D0B, 0x11D36}, {0x11D3A, 0x11D3A}, {0x11D3C, 0x11D3D},
{0x11D3F, 0x11D47}, {0x11D50, 0x11D59}, {0x11D60, 0x11D65},
{0x11D67, 0x11D68}, {0x11D6A, 0x11D8E}, {0x11D90, 0x11D91},
{0x11D93, 0x11D98}, {0x11DA0, 0x11DA9}, {0x11EE0, 0x11EF8},
{0x11F00, 0x11F10}, {0x11F12, 0x11F3A}, {0x11F3E, 0x11F59},
{0x11FB0, 0x11FB0}, {0x11FC0, 0x11FF1}, {0x11FFF, 0x12399},
{0x12400, 0x1246E}, {0x12470, 0x12474}, {0x12480, 0x12543},
{0x12F90, 0x12FF2}, {0x13000, 0x13455}, {0x14400, 0x14646},
{0x16800, 0x16A38}, {0x16A40, 0x16A5E}, {0x16A60, 0x16A69},
{0x16A6E, 0x16ABE}, {0x16AC0, 0x16AC9}, {0x16AD0, 0x16AED},
{0x16AF0, 0x16AF5}, {0x16B00, 0x16B45}, {0x16B50, 0x16B59},
{0x16B5B, 0x16B61}, {0x16B63, 0x16B77}, {0x16B7D, 0x16B8F},
{0x16E40, 0x16E9A}, {0x16F00, 0x16F4A}, {0x16F4F, 0x16F87},
{0x16F8F, 0x16F9F}, {0x1BC00, 0x1BC6A}, {0x1BC70, 0x1BC7C},
{0x1BC80, 0x1BC88}, {0x1BC90, 0x1BC99}, {0x1BC9C, 0x1BCA3},
{0x1CF00, 0x1CF2D}, {0x1CF30, 0x1CF46}, {0x1CF50, 0x1CFC3},
{0x1D000, 0x1D0F5}, {0x1D100, 0x1D126}, {0x1D129, 0x1D1EA},
{0x1D200, 0x1D245}, {0x1D2C0, 0x1D2D3}, {0x1D2E0, 0x1D2F3},
{0x1D300, 0x1D356}, {0x1D360, 0x1D378}, {0x1D400, 0x1D454},
{0x1D456, 0x1D49C}, {0x1D49E, 0x1D49F}, {0x1D4A2, 0x1D4A2},
{0x1D4A5, 0x1D4A6}, {0x1D4A9, 0x1D4AC}, {0x1D4AE, 0x1D4B9},
{0x1D4BB, 0x1D4BB}, {0x1D4BD, 0x1D4C3}, {0x1D4C5, 0x1D505},
{0x1D507, 0x1D50A}, {0x1D50D, 0x1D514}, {0x1D516, 0x1D51C},
{0x1D51E, 0x1D539}, {0x1D53B, 0x1D53E}, {0x1D540, 0x1D544},
{0x1D546, 0x1D546}, {0x1D54A, 0x1D550}, {0x1D552, 0x1D6A5},
{0x1D6A8, 0x1D7CB}, {0x1D7CE, 0x1DA8B}, {0x1DA9B, 0x1DA9F},
{0x1DAA1, 0x1DAAF}, {0x1DF00, 0x1DF1E}, {0x1DF25, 0x1DF2A},
{0x1E000, 0x1E006}, {0x1E008, 0x1E018}, {0x1E01B, 0x1E021},
{0x1E023, 0x1E024}, {0x1E026, 0x1E02A}, {0x1E030, 0x1E06D},
{0x1E08F, 0x1E08F}, {0x1E100, 0x1E12C}, {0x1E130, 0x1E13D},
{0x1E140, 0x1E149}, {0x1E14E, 0x1E14F}, {0x1E290, 0x1E2AE},
{0x1E2C0, 0x1E2F9}, {0x1E2FF, 0x1E2FF}, {0x1E4D0, 0x1E4F9},
{0x1E7E0, 0x1E7E6}, {0x1E7E8, 0x1E7EB}, {0x1E7ED, 0x1E7EE},
{0x1E7F0, 0x1E7FE}, {0x1E800, 0x1E8C4}, {0x1E8C7, 0x1E8D6},
{0x1E900, 0x1E94B}, {0x1E950, 0x1E959}, {0x1E95E, 0x1E95F},
{0x1EC71, 0x1ECB4}, {0x1ED01, 0x1ED3D}, {0x1EE00, 0x1EE03},
{0x1EE05, 0x1EE1F}, {0x1EE21, 0x1EE22}, {0x1EE24, 0x1EE24},
{0x1EE27, 0x1EE27}, {0x1EE29, 0x1EE32}, {0x1EE34, 0x1EE37},
{0x1EE39, 0x1EE39}, {0x1EE3B, 0x1EE3B}, {0x1EE42, 0x1EE42},
{0x1EE47, 0x1EE47}, {0x1EE49, 0x1EE49}, {0x1EE4B, 0x1EE4B},
{0x1EE4D, 0x1EE4F}, {0x1EE51, 0x1EE52}, {0x1EE54, 0x1EE54},
{0x1EE57, 0x1EE57}, {0x1EE59, 0x1EE59}, {0x1EE5B, 0x1EE5B},
{0x1EE5D, 0x1EE5D}, {0x1EE5F, 0x1EE5F}, {0x1EE61, 0x1EE62},
{0x1EE64, 0x1EE64}, {0x1EE67, 0x1EE6A}, {0x1EE6C, 0x1EE72},
{0x1EE74, 0x1EE77}, {0x1EE79, 0x1EE7C}, {0x1EE7E, 0x1EE7E},
{0x1EE80, 0x1EE89}, {0x1EE8B, 0x1EE9B}, {0x1EEA1, 0x1EEA3},
{0x1EEA5, 0x1EEA9}, {0x1EEAB, 0x1EEBB}, {0x1EEF0, 0x1EEF1},
{0x1F000, 0x1F003}, {0x1F005, 0x1F02B}, {0x1F030, 0x1F093},
{0x1F0A0, 0x1F0AE}, {0x1F0B1, 0x1F0BF}, {0x1F0C1, 0x1F0CE},
{0x1F0D1, 0x1F0F5}, {0x1F10B, 0x1F10F}, {0x1F12E, 0x1F12F},
{0x1F16A, 0x1F16F}, {0x1F1AD, 0x1F1AD}, {0x1F1E6, 0x1F1FF},
{0x1F321, 0x1F32C}, {0x1F336, 0x1F336}, {0x1F37D, 0x1F37D},
{0x1F394, 0x1F39F}, {0x1F3CB, 0x1F3CE}, {0x1F3D4, 0x1F3DF},
{0x1F3F1, 0x1F3F3}, {0x1F3F5, 0x1F3F7}, {0x1F43F, 0x1F43F},
{0x1F441, 0x1F441}, {0x1F4FD, 0x1F4FE}, {0x1F53E, 0x1F54A},
{0x1F54F, 0x1F54F}, {0x1F568, 0x1F579}, {0x1F57B, 0x1F594},
{0x1F597, 0x1F5A3}, {0x1F5A5, 0x1F5FA}, {0x1F650, 0x1F67F},
{0x1F6C6, 0x1F6CB}, {0x1F6CD, 0x1F6CF}, {0x1F6D3, 0x1F6D4},
{0x1F6E0, 0x1F6EA}, {0x1F6F0, 0x1F6F3}, {0x1F700, 0x1F776},
{0x1F77B, 0x1F7D9}, {0x1F800, 0x1F80B}, {0x1F810, 0x1F847},
{0x1F850, 0x1F859}, {0x1F860, 0x1F887}, {0x1F890, 0x1F8AD},
{0x1F8B0, 0x1F8B1}, {0x1F900, 0x1F90B}, {0x1F93B, 0x1F93B},
{0x1F946, 0x1F946}, {0x1FA00, 0x1FA53}, {0x1FA60, 0x1FA6D},
{0x1FB00, 0x1FB92}, {0x1FB94, 0x1FBCA}, {0x1FBF0, 0x1FBF9},
{0xE0001, 0xE0001}, {0xE0020, 0xE007F},
}
var emoji = table{
{0x203C, 0x203C}, {0x2049, 0x2049}, {0x2122, 0x2122},
{0x2139, 0x2139}, {0x2194, 0x2199}, {0x21A9, 0x21AA},
{0x231A, 0x231B}, {0x2328, 0x2328}, {0x2388, 0x2388},
{0x23CF, 0x23CF}, {0x23E9, 0x23F3}, {0x23F8, 0x23FA},
{0x24C2, 0x24C2}, {0x25AA, 0x25AB}, {0x25B6, 0x25B6},
{0x25C0, 0x25C0}, {0x25FB, 0x25FE}, {0x2600, 0x2605},
{0x2607, 0x2612}, {0x2614, 0x2685}, {0x2690, 0x2705},
{0x2708, 0x2712}, {0x2714, 0x2714}, {0x2716, 0x2716},
{0x271D, 0x271D}, {0x2721, 0x2721}, {0x2728, 0x2728},
{0x2733, 0x2734}, {0x2744, 0x2744}, {0x2747, 0x2747},
{0x274C, 0x274C}, {0x274E, 0x274E}, {0x2753, 0x2755},
{0x2757, 0x2757}, {0x2763, 0x2767}, {0x2795, 0x2797},
{0x27A1, 0x27A1}, {0x27B0, 0x27B0}, {0x27BF, 0x27BF},
{0x2934, 0x2935}, {0x2B05, 0x2B07}, {0x2B1B, 0x2B1C},
{0x2B50, 0x2B50}, {0x2B55, 0x2B55}, {0x3030, 0x3030},
{0x303D, 0x303D}, {0x3297, 0x3297}, {0x3299, 0x3299},
{0x1F000, 0x1F0FF}, {0x1F10D, 0x1F10F}, {0x1F12F, 0x1F12F},
{0x1F16C, 0x1F171}, {0x1F17E, 0x1F17F}, {0x1F18E, 0x1F18E},
{0x1F191, 0x1F19A}, {0x1F1AD, 0x1F1E5}, {0x1F201, 0x1F20F},
{0x1F21A, 0x1F21A}, {0x1F22F, 0x1F22F}, {0x1F232, 0x1F23A},
{0x1F23C, 0x1F23F}, {0x1F249, 0x1F3FA}, {0x1F400, 0x1F53D},
{0x1F546, 0x1F64F}, {0x1F680, 0x1F6FF}, {0x1F774, 0x1F77F},
{0x1F7D5, 0x1F7FF}, {0x1F80C, 0x1F80F}, {0x1F848, 0x1F84F},
{0x1F85A, 0x1F85F}, {0x1F888, 0x1F88F}, {0x1F8AE, 0x1F8FF},
{0x1F90C, 0x1F93A}, {0x1F93C, 0x1F945}, {0x1F947, 0x1FAFF},
{0x1FC00, 0x1FFFD},
}
+34
View File
@@ -0,0 +1,34 @@
//go:build windows && !appengine
// +build windows,!appengine
package runewidth
import (
"os"
"syscall"
)
var (
kernel32 = syscall.NewLazyDLL("kernel32")
procGetConsoleOutputCP = kernel32.NewProc("GetConsoleOutputCP")
)
// IsEastAsian return true if the current locale is CJK
func IsEastAsian() bool {
if os.Getenv("WT_SESSION") != "" {
// Windows Terminal always not use East Asian Ambiguous Width(s).
return false
}
r1, _, _ := procGetConsoleOutputCP.Call()
if r1 == 0 {
return false
}
switch int(r1) {
case 932, 51932, 936, 949, 950:
return true
}
return false
}