Support Unicode 9 for wcwidth (don't squash emojis)

This commit is contained in:
Fredrik Fornwall
2016-08-04 23:58:09 +02:00
parent c0a5e5f57a
commit f9c642c672
2 changed files with 463 additions and 97 deletions

View File

@@ -1,102 +1,452 @@
package com.termux.terminal; package com.termux.terminal;
/** /**
* wcwidth() implementation from http://git.musl-libc.org/cgit/musl/tree/src/ctype * Implementation of wcwidth(3) for Unicode 9.
* <p/> *
* Modified to return 0 instead of -1. * Implementation from https://github.com/jquast/wcwidth but we return 0 for unprintable characters.
*/ */
public final class WcWidth { public final class WcWidth {
private static final short table[] = {16, 16, 16, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 16, 16, 32, 16, 16, 16, 33, 34, 35, 36, 37, 38, // From https://github.com/jquast/wcwidth/blob/master/wcwidth/table_zero.py
39, 16, 16, 40, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 41, 42, 16, 16, 43, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, // t commit 0d7de112202cc8b2ebe9232ff4a5c954f19d561a (2016-07-02):
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, private static final int[][] ZERO_WIDTH = {
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, {0x0300, 0x036f}, // Combining Grave Accent ..Combining Latin Small Le
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 44, 16, 45, 46, 47, 48, 16, 16, 16, 16, 16, {0x0483, 0x0489}, // Combining Cyrillic Titlo..Combining Cyrillic Milli
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, {0x0591, 0x05bd}, // Hebrew Accent Etnahta ..Hebrew Point Meteg
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, {0x05bf, 0x05bf}, // Hebrew Point Rafe ..Hebrew Point Rafe
49, 16, 16, 50, 51, 16, 52, 16, 16, 16, 16, 16, 16, 16, 16, 53, 16, 16, 16, 16, 16, 54, 55, 16, 16, 16, 16, 56, 16, 16, 16, 16, 16, 16, 16, 16, 16, {0x05c1, 0x05c2}, // Hebrew Point Shin Dot ..Hebrew Point Sin Dot
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, {0x05c4, 0x05c5}, // Hebrew Mark Upper Dot ..Hebrew Mark Lower Dot
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, {0x05c7, 0x05c7}, // Hebrew Point Qamats Qata..Hebrew Point Qamats Qata
16, 16, 16, 16, 16, 57, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, {0x0610, 0x061a}, // Arabic Sign Sallallahou ..Arabic Small Kasra
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, {0x064b, 0x065f}, // Arabic Fathatan ..Arabic Wavy Hamza Below
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 58, 59, 16, 16, 16, 16, 16, 16, {0x0670, 0x0670}, // Arabic Letter Superscrip..Arabic Letter Superscrip
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, {0x06d6, 0x06dc}, // Arabic Small High Ligatu..Arabic Small High Seen
16, 16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255, 255, 255, 255, 255, 255, 255, 255, {0x06df, 0x06e4}, // Arabic Small High Rounde..Arabic Small High Madda
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, {0x06e7, 0x06e8}, // Arabic Small High Yeh ..Arabic Small High Noon
255, 255, 255, 255, 255, 255, 255, 255, 255, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, {0x06ea, 0x06ed}, // Arabic Empty Centre Low ..Arabic Small Low Meem
248, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 254, 255, 255, 255, 255, 191, 182, 0, 0, 0, {0x0711, 0x0711}, // Syriac Letter Superscrip..Syriac Letter Superscrip
0, 0, 0, 0, 31, 0, 255, 7, 0, 0, 0, 0, 0, 248, 255, 255, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 192, 191, 159, 61, 0, 0, 0, 128, 2, 0, 0, 0, {0x0730, 0x074a}, // Syriac Pthaha Above ..Syriac Barrekh
255, 255, 255, 7, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 192, 255, 1, 0, 0, 0, 0, 0, 0, 248, 15, 0, 0, 0, 192, 251, 239, 62, 0, 0, 0, 0, 0, 14, 0, 0, 0, 0, {0x07a6, 0x07b0}, // Thaana Abafili ..Thaana Sukun
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 240, 255, 255, 127, 7, 0, 0, 0, 0, 0, 0, 20, 254, 33, 254, 0, 12, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 16, 30, 32, 0, {0x07eb, 0x07f3}, // Nko Combining Sh||t High..Nko Combining Double Dot
0, 12, 0, 0, 0, 6, 0, 0, 0, 0, 0, 0, 16, 134, 57, 2, 0, 0, 0, 35, 0, 6, 0, 0, 0, 0, 0, 0, 16, 190, 33, 0, 0, 12, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 144, {0x0816, 0x0819}, // Samaritan Mark In ..Samaritan Mark Dagesh
30, 32, 64, 0, 12, 0, 0, 0, 4, 0, 0, 0, 0, 0, 0, 0, 1, 32, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 192, 193, 61, 96, 0, 12, 0, 0, 0, 0, 0, 0, 0, 0, {0x081b, 0x0823}, // Samaritan Mark Epentheti..Samaritan Vowel Sign A
0, 0, 144, 64, 48, 0, 0, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 30, 32, 0, 0, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4, 92, 0, 0, 0, 0, 0, 0, 0, 0, {0x0825, 0x0827}, // Samaritan Vowel Sign Sho..Samaritan Vowel Sign U
0, 0, 0, 242, 7, 128, 127, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 242, 27, 0, 63, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 160, 2, 0, 0, 0, 0, 0, 0, 254, {0x0829, 0x082d}, // Samaritan Vowel Sign Lon..Samaritan Mark Nequdaa
127, 223, 224, 255, 254, 255, 255, 255, 31, 64, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 224, 253, 102, 0, 0, 0, 195, 1, 0, 30, 0, 100, 32, 0, 32, 0, 0, {0x0859, 0x085b}, // Mandaic Affrication Mark..Mandaic Gemination Mark
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 224, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 28, 0, 0, 0, {0x08d4, 0x08e1}, // (nil) ..
28, 0, 0, 0, 12, 0, 0, 0, 12, 0, 0, 0, 0, 0, 0, 0, 176, 63, 64, 254, 15, 32, 0, 0, 0, 0, 0, 56, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, {0x08e3, 0x0902}, // Arabic Turned Damma Belo..Devanagari Sign Anusvara
0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 135, 1, 4, 14, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, {0x093a, 0x093a}, // Devanagari Vowel Sign Oe..Devanagari Vowel Sign Oe
128, 1, 0, 0, 0, 0, 0, 0, 64, 127, 229, 31, 248, 159, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 15, 0, 0, 0, 0, 0, 208, 23, 4, 0, 0, 0, 0, {0x093c, 0x093c}, // Devanagari Sign Nukta ..Devanagari Sign Nukta
248, 15, 0, 3, 0, 0, 0, 60, 11, 0, 0, 0, 0, 0, 0, 64, 163, 3, 0, 0, 0, 0, 0, 0, 240, 207, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, {0x0941, 0x0948}, // Devanagari Vowel Sign U ..Devanagari Vowel Sign Ai
247, 255, 253, 33, 16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255, 255, 255, 255, 127, 0, 0, 240, 0, 248, 0, 0, {0x094d, 0x094d}, // Devanagari Sign Virama ..Devanagari Sign Virama
0, 124, 0, 0, 0, 0, 0, 0, 31, 252, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255, 255, 255, 255, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, {0x0951, 0x0957}, // Devanagari Stress Sign U..Devanagari Vowel Sign Uu
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255, 255, 255, {0x0962, 0x0963}, // Devanagari Vowel Sign Vo..Devanagari Vowel Sign Vo
255, 0, 0, 0, 0, 0, 60, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 6, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, {0x0981, 0x0981}, // Bengali Sign Candrabindu..Bengali Sign Candrabindu
247, 63, 0, 0, 0, 128, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 68, 8, 0, 0, 96, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 16, 0, 0, 0, {0x09bc, 0x09bc}, // Bengali Sign Nukta ..Bengali Sign Nukta
255, 255, 3, 0, 0, 0, 0, 0, 192, 63, 0, 0, 128, 255, 3, 0, 0, 0, 0, 0, 7, 0, 0, 0, 0, 0, 200, 19, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 126, 102, {0x09c1, 0x09c4}, // Bengali Vowel Sign U ..Bengali Vowel Sign Vocal
0, 8, 16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 157, 193, 2, 0, 0, 0, 0, 48, 64, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, {0x09cd, 0x09cd}, // Bengali Sign Virama ..Bengali Sign Virama
0, 0, 0, 0, 0, 0, 32, 33, 0, 0, 0, 0, 0, 64, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255, 255, 0, 0, {0x09e2, 0x09e3}, // Bengali Vowel Sign Vocal..Bengali Vowel Sign Vocal
127, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, {0x0a01, 0x0a02}, // Gurmukhi Sign Adak Bindi..Gurmukhi Sign Bindi
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 14, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 32, 110, 240, 0, {0x0a3c, 0x0a3c}, // Gurmukhi Sign Nukta ..Gurmukhi Sign Nukta
0, 0, 0, 0, 135, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 255, 127, 0, 0, 0, 0, 0, 0, 0, 3, 0, {0x0a41, 0x0a42}, // Gurmukhi Vowel Sign U ..Gurmukhi Vowel Sign Uu
0, 0, 0, 0, 120, 38, 0, 0, 0, 0, 0, 0, 0, 0, 7, 0, 0, 0, 128, 239, 31, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 192, 127, 0, 0, 0, 0, 0, 0, 0, {0x0a47, 0x0a48}, // Gurmukhi Vowel Sign Ee ..Gurmukhi Vowel Sign Ai
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 40, 191, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, {0x0a4b, 0x0a4d}, // Gurmukhi Vowel Sign Oo ..Gurmukhi Sign Virama
0, 0, 128, 7, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 3, 248, 255, 231, 15, 0, 0, 0, 60, 0, 0, 0, 0, 0, 0, {0x0a51, 0x0a51}, // Gurmukhi Sign Udaat ..Gurmukhi Sign Udaat
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 28, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,}; {0x0a70, 0x0a71}, // Gurmukhi Tippi ..Gurmukhi Addak
{0x0a75, 0x0a75}, // Gurmukhi Sign Yakash ..Gurmukhi Sign Yakash
{0x0a81, 0x0a82}, // Gujarati Sign Candrabind..Gujarati Sign Anusvara
{0x0abc, 0x0abc}, // Gujarati Sign Nukta ..Gujarati Sign Nukta
{0x0ac1, 0x0ac5}, // Gujarati Vowel Sign U ..Gujarati Vowel Sign Cand
{0x0ac7, 0x0ac8}, // Gujarati Vowel Sign E ..Gujarati Vowel Sign Ai
{0x0acd, 0x0acd}, // Gujarati Sign Virama ..Gujarati Sign Virama
{0x0ae2, 0x0ae3}, // Gujarati Vowel Sign Voca..Gujarati Vowel Sign Voca
{0x0b01, 0x0b01}, // ||iya Sign Candrabindu ..||iya Sign Candrabindu
{0x0b3c, 0x0b3c}, // ||iya Sign Nukta ..||iya Sign Nukta
{0x0b3f, 0x0b3f}, // ||iya Vowel Sign I ..||iya Vowel Sign I
{0x0b41, 0x0b44}, // ||iya Vowel Sign U ..||iya Vowel Sign Vocalic
{0x0b4d, 0x0b4d}, // ||iya Sign Virama ..||iya Sign Virama
{0x0b56, 0x0b56}, // ||iya Ai Length Mark ..||iya Ai Length Mark
{0x0b62, 0x0b63}, // ||iya Vowel Sign Vocalic..||iya Vowel Sign Vocalic
{0x0b82, 0x0b82}, // Tamil Sign Anusvara ..Tamil Sign Anusvara
{0x0bc0, 0x0bc0}, // Tamil Vowel Sign Ii ..Tamil Vowel Sign Ii
{0x0bcd, 0x0bcd}, // Tamil Sign Virama ..Tamil Sign Virama
{0x0c00, 0x0c00}, // Telugu Sign Combining Ca..Telugu Sign Combining Ca
{0x0c3e, 0x0c40}, // Telugu Vowel Sign Aa ..Telugu Vowel Sign Ii
{0x0c46, 0x0c48}, // Telugu Vowel Sign E ..Telugu Vowel Sign Ai
{0x0c4a, 0x0c4d}, // Telugu Vowel Sign O ..Telugu Sign Virama
{0x0c55, 0x0c56}, // Telugu Length Mark ..Telugu Ai Length Mark
{0x0c62, 0x0c63}, // Telugu Vowel Sign Vocali..Telugu Vowel Sign Vocali
{0x0c81, 0x0c81}, // Kannada Sign Candrabindu..Kannada Sign Candrabindu
{0x0cbc, 0x0cbc}, // Kannada Sign Nukta ..Kannada Sign Nukta
{0x0cbf, 0x0cbf}, // Kannada Vowel Sign I ..Kannada Vowel Sign I
{0x0cc6, 0x0cc6}, // Kannada Vowel Sign E ..Kannada Vowel Sign E
{0x0ccc, 0x0ccd}, // Kannada Vowel Sign Au ..Kannada Sign Virama
{0x0ce2, 0x0ce3}, // Kannada Vowel Sign Vocal..Kannada Vowel Sign Vocal
{0x0d01, 0x0d01}, // Malayalam Sign Candrabin..Malayalam Sign Candrabin
{0x0d41, 0x0d44}, // Malayalam Vowel Sign U ..Malayalam Vowel Sign Voc
{0x0d4d, 0x0d4d}, // Malayalam Sign Virama ..Malayalam Sign Virama
{0x0d62, 0x0d63}, // Malayalam Vowel Sign Voc..Malayalam Vowel Sign Voc
{0x0dca, 0x0dca}, // Sinhala Sign Al-lakuna ..Sinhala Sign Al-lakuna
{0x0dd2, 0x0dd4}, // Sinhala Vowel Sign Ketti..Sinhala Vowel Sign Ketti
{0x0dd6, 0x0dd6}, // Sinhala Vowel Sign Diga ..Sinhala Vowel Sign Diga
{0x0e31, 0x0e31}, // Thai Character Mai Han-a..Thai Character Mai Han-a
{0x0e34, 0x0e3a}, // Thai Character Sara I ..Thai Character Phinthu
{0x0e47, 0x0e4e}, // Thai Character Maitaikhu..Thai Character Yamakkan
{0x0eb1, 0x0eb1}, // Lao Vowel Sign Mai Kan ..Lao Vowel Sign Mai Kan
{0x0eb4, 0x0eb9}, // Lao Vowel Sign I ..Lao Vowel Sign Uu
{0x0ebb, 0x0ebc}, // Lao Vowel Sign Mai Kon ..Lao Semivowel Sign Lo
{0x0ec8, 0x0ecd}, // Lao Tone Mai Ek ..Lao Niggahita
{0x0f18, 0x0f19}, // Tibetan Astrological Sig..Tibetan Astrological Sig
{0x0f35, 0x0f35}, // Tibetan Mark Ngas Bzung ..Tibetan Mark Ngas Bzung
{0x0f37, 0x0f37}, // Tibetan Mark Ngas Bzung ..Tibetan Mark Ngas Bzung
{0x0f39, 0x0f39}, // Tibetan Mark Tsa -phru ..Tibetan Mark Tsa -phru
{0x0f71, 0x0f7e}, // Tibetan Vowel Sign Aa ..Tibetan Sign Rjes Su Nga
{0x0f80, 0x0f84}, // Tibetan Vowel Sign Rever..Tibetan Mark Halanta
{0x0f86, 0x0f87}, // Tibetan Sign Lci Rtags ..Tibetan Sign Yang Rtags
{0x0f8d, 0x0f97}, // Tibetan Subjoined Sign L..Tibetan Subjoined Letter
{0x0f99, 0x0fbc}, // Tibetan Subjoined Letter..Tibetan Subjoined Letter
{0x0fc6, 0x0fc6}, // Tibetan Symbol Padma Gda..Tibetan Symbol Padma Gda
{0x102d, 0x1030}, // Myanmar Vowel Sign I ..Myanmar Vowel Sign Uu
{0x1032, 0x1037}, // Myanmar Vowel Sign Ai ..Myanmar Sign Dot Below
{0x1039, 0x103a}, // Myanmar Sign Virama ..Myanmar Sign Asat
{0x103d, 0x103e}, // Myanmar Consonant Sign M..Myanmar Consonant Sign M
{0x1058, 0x1059}, // Myanmar Vowel Sign Vocal..Myanmar Vowel Sign Vocal
{0x105e, 0x1060}, // Myanmar Consonant Sign M..Myanmar Consonant Sign M
{0x1071, 0x1074}, // Myanmar Vowel Sign Geba ..Myanmar Vowel Sign Kayah
{0x1082, 0x1082}, // Myanmar Consonant Sign S..Myanmar Consonant Sign S
{0x1085, 0x1086}, // Myanmar Vowel Sign Shan ..Myanmar Vowel Sign Shan
{0x108d, 0x108d}, // Myanmar Sign Shan Counci..Myanmar Sign Shan Counci
{0x109d, 0x109d}, // Myanmar Vowel Sign Aiton..Myanmar Vowel Sign Aiton
{0x135d, 0x135f}, // Ethiopic Combining Gemin..Ethiopic Combining Gemin
{0x1712, 0x1714}, // Tagalog Vowel Sign I ..Tagalog Sign Virama
{0x1732, 0x1734}, // Hanunoo Vowel Sign I ..Hanunoo Sign Pamudpod
{0x1752, 0x1753}, // Buhid Vowel Sign I ..Buhid Vowel Sign U
{0x1772, 0x1773}, // Tagbanwa Vowel Sign I ..Tagbanwa Vowel Sign U
{0x17b4, 0x17b5}, // Khmer Vowel Inherent Aq ..Khmer Vowel Inherent Aa
{0x17b7, 0x17bd}, // Khmer Vowel Sign I ..Khmer Vowel Sign Ua
{0x17c6, 0x17c6}, // Khmer Sign Nikahit ..Khmer Sign Nikahit
{0x17c9, 0x17d3}, // Khmer Sign Muusikatoan ..Khmer Sign Bathamasat
{0x17dd, 0x17dd}, // Khmer Sign Atthacan ..Khmer Sign Atthacan
{0x180b, 0x180d}, // Mongolian Free Variation..Mongolian Free Variation
{0x1885, 0x1886}, // Mongolian Letter Ali Gal..Mongolian Letter Ali Gal
{0x18a9, 0x18a9}, // Mongolian Letter Ali Gal..Mongolian Letter Ali Gal
{0x1920, 0x1922}, // Limbu Vowel Sign A ..Limbu Vowel Sign U
{0x1927, 0x1928}, // Limbu Vowel Sign E ..Limbu Vowel Sign O
{0x1932, 0x1932}, // Limbu Small Letter Anusv..Limbu Small Letter Anusv
{0x1939, 0x193b}, // Limbu Sign Mukphreng ..Limbu Sign Sa-i
{0x1a17, 0x1a18}, // Buginese Vowel Sign I ..Buginese Vowel Sign U
{0x1a1b, 0x1a1b}, // Buginese Vowel Sign Ae ..Buginese Vowel Sign Ae
{0x1a56, 0x1a56}, // Tai Tham Consonant Sign ..Tai Tham Consonant Sign
{0x1a58, 0x1a5e}, // Tai Tham Sign Mai Kang L..Tai Tham Consonant Sign
{0x1a60, 0x1a60}, // Tai Tham Sign Sakot ..Tai Tham Sign Sakot
{0x1a62, 0x1a62}, // Tai Tham Vowel Sign Mai ..Tai Tham Vowel Sign Mai
{0x1a65, 0x1a6c}, // Tai Tham Vowel Sign I ..Tai Tham Vowel Sign Oa B
{0x1a73, 0x1a7c}, // Tai Tham Vowel Sign Oa A..Tai Tham Sign Khuen-lue
{0x1a7f, 0x1a7f}, // Tai Tham Combining Crypt..Tai Tham Combining Crypt
{0x1ab0, 0x1abe}, // Combining Doubled Circum..Combining Parentheses Ov
{0x1b00, 0x1b03}, // Balinese Sign Ulu Ricem ..Balinese Sign Surang
{0x1b34, 0x1b34}, // Balinese Sign Rerekan ..Balinese Sign Rerekan
{0x1b36, 0x1b3a}, // Balinese Vowel Sign Ulu ..Balinese Vowel Sign Ra R
{0x1b3c, 0x1b3c}, // Balinese Vowel Sign La L..Balinese Vowel Sign La L
{0x1b42, 0x1b42}, // Balinese Vowel Sign Pepe..Balinese Vowel Sign Pepe
{0x1b6b, 0x1b73}, // Balinese Musical Symbol ..Balinese Musical Symbol
{0x1b80, 0x1b81}, // Sundanese Sign Panyecek ..Sundanese Sign Panglayar
{0x1ba2, 0x1ba5}, // Sundanese Consonant Sign..Sundanese Vowel Sign Pan
{0x1ba8, 0x1ba9}, // Sundanese Vowel Sign Pam..Sundanese Vowel Sign Pan
{0x1bab, 0x1bad}, // Sundanese Sign Virama ..Sundanese Consonant Sign
{0x1be6, 0x1be6}, // Batak Sign Tompi ..Batak Sign Tompi
{0x1be8, 0x1be9}, // Batak Vowel Sign Pakpak ..Batak Vowel Sign Ee
{0x1bed, 0x1bed}, // Batak Vowel Sign Karo O ..Batak Vowel Sign Karo O
{0x1bef, 0x1bf1}, // Batak Vowel Sign U F|| S..Batak Consonant Sign H
{0x1c2c, 0x1c33}, // Lepcha Vowel Sign E ..Lepcha Consonant Sign T
{0x1c36, 0x1c37}, // Lepcha Sign Ran ..Lepcha Sign Nukta
{0x1cd0, 0x1cd2}, // Vedic Tone Karshana ..Vedic Tone Prenkha
{0x1cd4, 0x1ce0}, // Vedic Sign Yajurvedic Mi..Vedic Tone Rigvedic Kash
{0x1ce2, 0x1ce8}, // Vedic Sign Visarga Svari..Vedic Sign Visarga Anuda
{0x1ced, 0x1ced}, // Vedic Sign Tiryak ..Vedic Sign Tiryak
{0x1cf4, 0x1cf4}, // Vedic Tone Candra Above ..Vedic Tone Candra Above
{0x1cf8, 0x1cf9}, // Vedic Tone Ring Above ..Vedic Tone Double Ring A
{0x1dc0, 0x1df5}, // Combining Dotted Grave A..Combining Up Tack Above
{0x1dfb, 0x1dff}, // (nil) ..Combining Right Arrowhea
{0x20d0, 0x20f0}, // Combining Left Harpoon A..Combining Asterisk Above
{0x2cef, 0x2cf1}, // Coptic Combining Ni Abov..Coptic Combining Spiritu
{0x2d7f, 0x2d7f}, // Tifinagh Consonant Joine..Tifinagh Consonant Joine
{0x2de0, 0x2dff}, // Combining Cyrillic Lette..Combining Cyrillic Lette
{0x302a, 0x302d}, // Ideographic Level Tone M..Ideographic Entering Ton
{0x3099, 0x309a}, // Combining Katakana-hirag..Combining Katakana-hirag
{0xa66f, 0xa672}, // Combining Cyrillic Vzmet..Combining Cyrillic Thous
{0xa674, 0xa67d}, // Combining Cyrillic Lette..Combining Cyrillic Payer
{0xa69e, 0xa69f}, // Combining Cyrillic Lette..Combining Cyrillic Lette
{0xa6f0, 0xa6f1}, // Bamum Combining Mark Koq..Bamum Combining Mark Tuk
{0xa802, 0xa802}, // Syloti Nagri Sign Dvisva..Syloti Nagri Sign Dvisva
{0xa806, 0xa806}, // Syloti Nagri Sign Hasant..Syloti Nagri Sign Hasant
{0xa80b, 0xa80b}, // Syloti Nagri Sign Anusva..Syloti Nagri Sign Anusva
{0xa825, 0xa826}, // Syloti Nagri Vowel Sign ..Syloti Nagri Vowel Sign
{0xa8c4, 0xa8c5}, // Saurashtra Sign Virama ..
{0xa8e0, 0xa8f1}, // Combining Devanagari Dig..Combining Devanagari Sig
{0xa926, 0xa92d}, // Kayah Li Vowel Ue ..Kayah Li Tone Calya Plop
{0xa947, 0xa951}, // Rejang Vowel Sign I ..Rejang Consonant Sign R
{0xa980, 0xa982}, // Javanese Sign Panyangga ..Javanese Sign Layar
{0xa9b3, 0xa9b3}, // Javanese Sign Cecak Telu..Javanese Sign Cecak Telu
{0xa9b6, 0xa9b9}, // Javanese Vowel Sign Wulu..Javanese Vowel Sign Suku
{0xa9bc, 0xa9bc}, // Javanese Vowel Sign Pepe..Javanese Vowel Sign Pepe
{0xa9e5, 0xa9e5}, // Myanmar Sign Shan Saw ..Myanmar Sign Shan Saw
{0xaa29, 0xaa2e}, // Cham Vowel Sign Aa ..Cham Vowel Sign Oe
{0xaa31, 0xaa32}, // Cham Vowel Sign Au ..Cham Vowel Sign Ue
{0xaa35, 0xaa36}, // Cham Consonant Sign La ..Cham Consonant Sign Wa
{0xaa43, 0xaa43}, // Cham Consonant Sign Fina..Cham Consonant Sign Fina
{0xaa4c, 0xaa4c}, // Cham Consonant Sign Fina..Cham Consonant Sign Fina
{0xaa7c, 0xaa7c}, // Myanmar Sign Tai Laing T..Myanmar Sign Tai Laing T
{0xaab0, 0xaab0}, // Tai Viet Mai Kang ..Tai Viet Mai Kang
{0xaab2, 0xaab4}, // Tai Viet Vowel I ..Tai Viet Vowel U
{0xaab7, 0xaab8}, // Tai Viet Mai Khit ..Tai Viet Vowel Ia
{0xaabe, 0xaabf}, // Tai Viet Vowel Am ..Tai Viet Tone Mai Ek
{0xaac1, 0xaac1}, // Tai Viet Tone Mai Tho ..Tai Viet Tone Mai Tho
{0xaaec, 0xaaed}, // Meetei Mayek Vowel Sign ..Meetei Mayek Vowel Sign
{0xaaf6, 0xaaf6}, // Meetei Mayek Virama ..Meetei Mayek Virama
{0xabe5, 0xabe5}, // Meetei Mayek Vowel Sign ..Meetei Mayek Vowel Sign
{0xabe8, 0xabe8}, // Meetei Mayek Vowel Sign ..Meetei Mayek Vowel Sign
{0xabed, 0xabed}, // Meetei Mayek Apun Iyek ..Meetei Mayek Apun Iyek
{0xfb1e, 0xfb1e}, // Hebrew Point Judeo-spani..Hebrew Point Judeo-spani
{0xfe00, 0xfe0f}, // Variation Select||-1 ..Variation Select||-16
{0xfe20, 0xfe2f}, // Combining Ligature Left ..Combining Cyrillic Titlo
{0x101fd, 0x101fd}, // Phaistos Disc Sign Combi..Phaistos Disc Sign Combi
{0x102e0, 0x102e0}, // Coptic Epact Thousands M..Coptic Epact Thousands M
{0x10376, 0x1037a}, // Combining Old Permic Let..Combining Old Permic Let
{0x10a01, 0x10a03}, // Kharoshthi Vowel Sign I ..Kharoshthi Vowel Sign Vo
{0x10a05, 0x10a06}, // Kharoshthi Vowel Sign E ..Kharoshthi Vowel Sign O
{0x10a0c, 0x10a0f}, // Kharoshthi Vowel Length ..Kharoshthi Sign Visarga
{0x10a38, 0x10a3a}, // Kharoshthi Sign Bar Abov..Kharoshthi Sign Dot Belo
{0x10a3f, 0x10a3f}, // Kharoshthi Virama ..Kharoshthi Virama
{0x10ae5, 0x10ae6}, // Manichaean Abbreviation ..Manichaean Abbreviation
{0x11001, 0x11001}, // Brahmi Sign Anusvara ..Brahmi Sign Anusvara
{0x11038, 0x11046}, // Brahmi Vowel Sign Aa ..Brahmi Virama
{0x1107f, 0x11081}, // Brahmi Number Joiner ..Kaithi Sign Anusvara
{0x110b3, 0x110b6}, // Kaithi Vowel Sign U ..Kaithi Vowel Sign Ai
{0x110b9, 0x110ba}, // Kaithi Sign Virama ..Kaithi Sign Nukta
{0x11100, 0x11102}, // Chakma Sign Candrabindu ..Chakma Sign Visarga
{0x11127, 0x1112b}, // Chakma Vowel Sign A ..Chakma Vowel Sign Uu
{0x1112d, 0x11134}, // Chakma Vowel Sign Ai ..Chakma Maayyaa
{0x11173, 0x11173}, // Mahajani Sign Nukta ..Mahajani Sign Nukta
{0x11180, 0x11181}, // Sharada Sign Candrabindu..Sharada Sign Anusvara
{0x111b6, 0x111be}, // Sharada Vowel Sign U ..Sharada Vowel Sign O
{0x111ca, 0x111cc}, // Sharada Sign Nukta ..Sharada Extra Sh||t Vowe
{0x1122f, 0x11231}, // Khojki Vowel Sign U ..Khojki Vowel Sign Ai
{0x11234, 0x11234}, // Khojki Sign Anusvara ..Khojki Sign Anusvara
{0x11236, 0x11237}, // Khojki Sign Nukta ..Khojki Sign Shadda
{0x1123e, 0x1123e}, // (nil) ..
{0x112df, 0x112df}, // Khudawadi Sign Anusvara ..Khudawadi Sign Anusvara
{0x112e3, 0x112ea}, // Khudawadi Vowel Sign U ..Khudawadi Sign Virama
{0x11300, 0x11301}, // Grantha Sign Combining A..Grantha Sign Candrabindu
{0x1133c, 0x1133c}, // Grantha Sign Nukta ..Grantha Sign Nukta
{0x11340, 0x11340}, // Grantha Vowel Sign Ii ..Grantha Vowel Sign Ii
{0x11366, 0x1136c}, // Combining Grantha Digit ..Combining Grantha Digit
{0x11370, 0x11374}, // Combining Grantha Letter..Combining Grantha Letter
{0x11438, 0x1143f}, // (nil) ..
{0x11442, 0x11444}, // (nil) ..
{0x11446, 0x11446}, // (nil) ..
{0x114b3, 0x114b8}, // Tirhuta Vowel Sign U ..Tirhuta Vowel Sign Vocal
{0x114ba, 0x114ba}, // Tirhuta Vowel Sign Sh||t..Tirhuta Vowel Sign Sh||t
{0x114bf, 0x114c0}, // Tirhuta Sign Candrabindu..Tirhuta Sign Anusvara
{0x114c2, 0x114c3}, // Tirhuta Sign Virama ..Tirhuta Sign Nukta
{0x115b2, 0x115b5}, // Siddham Vowel Sign U ..Siddham Vowel Sign Vocal
{0x115bc, 0x115bd}, // Siddham Sign Candrabindu..Siddham Sign Anusvara
{0x115bf, 0x115c0}, // Siddham Sign Virama ..Siddham Sign Nukta
{0x115dc, 0x115dd}, // Siddham Vowel Sign Alter..Siddham Vowel Sign Alter
{0x11633, 0x1163a}, // Modi Vowel Sign U ..Modi Vowel Sign Ai
{0x1163d, 0x1163d}, // Modi Sign Anusvara ..Modi Sign Anusvara
{0x1163f, 0x11640}, // Modi Sign Virama ..Modi Sign Ardhacandra
{0x116ab, 0x116ab}, // Takri Sign Anusvara ..Takri Sign Anusvara
{0x116ad, 0x116ad}, // Takri Vowel Sign Aa ..Takri Vowel Sign Aa
{0x116b0, 0x116b5}, // Takri Vowel Sign U ..Takri Vowel Sign Au
{0x116b7, 0x116b7}, // Takri Sign Nukta ..Takri Sign Nukta
{0x1171d, 0x1171f}, // Ahom Consonant Sign Medi..Ahom Consonant Sign Medi
{0x11722, 0x11725}, // Ahom Vowel Sign I ..Ahom Vowel Sign Uu
{0x11727, 0x1172b}, // Ahom Vowel Sign Aw ..Ahom Sign Killer
{0x11c30, 0x11c36}, // (nil) ..
{0x11c38, 0x11c3d}, // (nil) ..
{0x11c3f, 0x11c3f}, // (nil) ..
{0x11c92, 0x11ca7}, // (nil) ..
{0x11caa, 0x11cb0}, // (nil) ..
{0x11cb2, 0x11cb3}, // (nil) ..
{0x11cb5, 0x11cb6}, // (nil) ..
{0x16af0, 0x16af4}, // Bassa Vah Combining High..Bassa Vah Combining High
{0x16b30, 0x16b36}, // Pahawh Hmong Mark Cim Tu..Pahawh Hmong Mark Cim Ta
{0x16f8f, 0x16f92}, // Miao Tone Right ..Miao Tone Below
{0x1bc9d, 0x1bc9e}, // Duployan Thick Letter Se..Duployan Double Mark
{0x1d167, 0x1d169}, // Musical Symbol Combining..Musical Symbol Combining
{0x1d17b, 0x1d182}, // Musical Symbol Combining..Musical Symbol Combining
{0x1d185, 0x1d18b}, // Musical Symbol Combining..Musical Symbol Combining
{0x1d1aa, 0x1d1ad}, // Musical Symbol Combining..Musical Symbol Combining
{0x1d242, 0x1d244}, // Combining Greek Musical ..Combining Greek Musical
{0x1da00, 0x1da36}, // Signwriting Head Rim ..Signwriting Air Sucking
{0x1da3b, 0x1da6c}, // Signwriting Mouth Closed..Signwriting Excitement
{0x1da75, 0x1da75}, // Signwriting Upper Body T..Signwriting Upper Body T
{0x1da84, 0x1da84}, // Signwriting Location Hea..Signwriting Location Hea
{0x1da9b, 0x1da9f}, // Signwriting Fill Modifie..Signwriting Fill Modifie
{0x1daa1, 0x1daaf}, // Signwriting Rotation Mod..Signwriting Rotation Mod
{0x1e000, 0x1e006}, // (nil) ..
{0x1e008, 0x1e018}, // (nil) ..
{0x1e01b, 0x1e021}, // (nil) ..
{0x1e023, 0x1e024}, // (nil) ..
{0x1e026, 0x1e02a}, // (nil) ..
{0x1e8d0, 0x1e8d6}, // Mende Kikakui Combining ..Mende Kikakui Combining
{0x1e944, 0x1e94a}, // (nil) ..
{0xe0100, 0xe01ef}, // Variation Select||-17 ..Variation Select||-256
};
private static final short wtable[] = {16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 18, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, // https://github.com/jquast/wcwidth/blob/master/wcwidth/table_wide.py
16, 16, 16, 16, 16, 16, 19, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 20, 21, 22, 23, 24, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, // at commit 0d7de112202cc8b2ebe9232ff4a5c954f19d561a (2016-07-02):
17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 25, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, private static final int[][] WIDE_EASTASIAN = {
17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, {0x1100, 0x115f}, // Hangul Choseong Kiyeok ..Hangul Choseong Filler
17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 26, 16, 16, 16, 16, 27, 16, 16, 17, 17, 17, 17, 17, {0x231a, 0x231b}, // Watch ..Hourglass
17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, {0x2329, 0x232a}, // Left-pointing Angle Brac..Right-pointing Angle Bra
17, 28, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 17, 17, {0x23e9, 0x23ec}, // Black Right-pointing Dou..Black Down-pointing Doub
16, 16, 16, 29, 30, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, {0x23f0, 0x23f0}, // Alarm Clock ..Alarm Clock
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, {0x23f3, 0x23f3}, // Hourglass With Flowing S..Hourglass With Flowing S
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, {0x25fd, 0x25fe}, // White Medium Small Squar..Black Medium Small Squar
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, {0x2614, 0x2615}, // Umbrella With Rain Drops..Hot Beverage
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 31, 16, 16, 16, {0x2648, 0x2653}, // Aries ..Pisces
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, {0x267f, 0x267f}, // Wheelchair Symbol ..Wheelchair Symbol
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 32, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, {0x2693, 0x2693}, // Anch|| ..Anch||
16, 16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255, 255, 255, 255, 255, 255, 255, 255, {0x26a1, 0x26a1}, // High Voltage Sign ..High Voltage Sign
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, {0x26aa, 0x26ab}, // Medium White Circle ..Medium Black Circle
255, 255, 255, 255, 255, 255, 255, 0, 0, 0, 0, 0, 0, 0, 0, 248, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 252, 0, 0, 0, 0, 0, 6, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, {0x26bd, 0x26be}, // Soccer Ball ..Baseball
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255, 255, 255, 251, 255, 255, 255, 255, 255, 255, {0x26c4, 0x26c5}, // Snowman Without Snow ..Sun Behind Cloud
255, 255, 255, 255, 15, 0, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, {0x26ce, 0x26ce}, // Ophiuchus ..Ophiuchus
255, 255, 63, 0, 0, 0, 255, 15, 255, 255, 255, 255, 255, 255, 255, 127, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 127, 254, 255, 255, 255, {0x26d4, 0x26d4}, // No Entry ..No Entry
255, 255, 255, 255, 255, 255, 255, 255, 255, 224, 255, 255, 255, 255, 63, 254, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 127, 255, 255, {0x26ea, 0x26ea}, // Church ..Church
255, 255, 255, 7, 255, 255, 255, 255, 15, 0, 255, 255, 255, 255, 255, 127, 255, 255, 255, 255, 255, 0, 255, 255, 255, 255, 255, 255, 255, 255, 255, {0x26f2, 0x26f3}, // Fountain ..Flag In Hole
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 127, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, {0x26f5, 0x26f5}, // Sailboat ..Sailboat
255, 255, 255, 255, 255, 255, 255, 255, 0, 0, 0, 0, 0, 0, 0, 0, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, {0x26fa, 0x26fa}, // Tent ..Tent
255, 31, 255, 255, 255, 255, 255, 255, 127, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255, 255, 255, 31, 0, 0, 0, 0, 0, 0, 0, 0, 0, {0x26fd, 0x26fd}, // Fuel Pump ..Fuel Pump
0, 0, 0, 0, 0, 0, 0, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 15, 0, 255, 255, 127, 248, {0x2705, 0x2705}, // White Heavy Check Mark ..White Heavy Check Mark
255, 255, 255, 255, 255, 15, 0, 0, 255, 3, 0, 0, 255, 255, 255, 255, 247, 255, 127, 15, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 254, {0x270a, 0x270b}, // Raised Fist ..Raised Hand
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 127, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, {0x2728, 0x2728}, // Sparkles ..Sparkles
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 7, 0, 255, 255, 255, 255, 255, 7, 255, 1, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, {0x274c, 0x274c}, // Cross Mark ..Cross Mark
0, 0, 0, 0, 0, 0, 0, 0, 0}; {0x274e, 0x274e}, // Negative Squared Cross M..Negative Squared Cross M
{0x2753, 0x2755}, // Black Question Mark ||na..White Exclamation Mark O
{0x2757, 0x2757}, // Heavy Exclamation Mark S..Heavy Exclamation Mark S
{0x2795, 0x2797}, // Heavy Plus Sign ..Heavy Division Sign
{0x27b0, 0x27b0}, // Curly Loop ..Curly Loop
{0x27bf, 0x27bf}, // Double Curly Loop ..Double Curly Loop
{0x2b1b, 0x2b1c}, // Black Large Square ..White Large Square
{0x2b50, 0x2b50}, // White Medium Star ..White Medium Star
{0x2b55, 0x2b55}, // Heavy Large Circle ..Heavy Large Circle
{0x2e80, 0x2e99}, // Cjk Radical Repeat ..Cjk Radical Rap
{0x2e9b, 0x2ef3}, // Cjk Radical Choke ..Cjk Radical C-simplified
{0x2f00, 0x2fd5}, // Kangxi Radical One ..Kangxi Radical Flute
{0x2ff0, 0x2ffb}, // Ideographic Description ..Ideographic Description
{0x3000, 0x303e}, // Ideographic Space ..Ideographic Variation In
{0x3041, 0x3096}, // Hiragana Letter Small A ..Hiragana Letter Small Ke
{0x3099, 0x30ff}, // Combining Katakana-hirag..Katakana Digraph Koto
{0x3105, 0x312d}, // Bopomofo Letter B ..Bopomofo Letter Ih
{0x3131, 0x318e}, // Hangul Letter Kiyeok ..Hangul Letter Araeae
{0x3190, 0x31ba}, // Ideographic Annotation L..Bopomofo Letter Zy
{0x31c0, 0x31e3}, // Cjk Stroke T ..Cjk Stroke Q
{0x31f0, 0x321e}, // Katakana Letter Small Ku..Parenthesized K||ean Cha
{0x3220, 0x3247}, // Parenthesized Ideograph ..Circled Ideograph Koto
{0x3250, 0x32fe}, // Partnership Sign ..Circled Katakana Wo
{0x3300, 0x4dbf}, // Square Apaato ..
{0x4e00, 0xa48c}, // Cjk Unified Ideograph-4e..Yi Syllable Yyr
{0xa490, 0xa4c6}, // Yi Radical Qot ..Yi Radical Ke
{0xa960, 0xa97c}, // Hangul Choseong Tikeut-m..Hangul Choseong Ssangyeo
{0xac00, 0xd7a3}, // Hangul Syllable Ga ..Hangul Syllable Hih
{0xf900, 0xfaff}, // Cjk Compatibility Ideogr..
{0xfe10, 0xfe19}, // Presentation F||m F|| Ve..Presentation F||m F|| Ve
{0xfe30, 0xfe52}, // Presentation F||m F|| Ve..Small Full Stop
{0xfe54, 0xfe66}, // Small Semicolon ..Small Equals Sign
{0xfe68, 0xfe6b}, // Small Reverse Solidus ..Small Commercial At
{0xff01, 0xff60}, // Fullwidth Exclamation Ma..Fullwidth Right White Pa
{0xffe0, 0xffe6}, // Fullwidth Cent Sign ..Fullwidth Won Sign
{0x16fe0, 0x16fe0}, // (nil) ..
{0x17000, 0x187ec}, // (nil) ..
{0x18800, 0x18af2}, // (nil) ..
{0x1b000, 0x1b001}, // Katakana Letter Archaic ..Hiragana Letter Archaic
{0x1f004, 0x1f004}, // Mahjong Tile Red Dragon ..Mahjong Tile Red Dragon
{0x1f0cf, 0x1f0cf}, // Playing Card Black Joker..Playing Card Black Joker
{0x1f18e, 0x1f18e}, // Negative Squared Ab ..Negative Squared Ab
{0x1f191, 0x1f19a}, // Squared Cl ..Squared Vs
{0x1f200, 0x1f202}, // Square Hiragana Hoka ..Squared Katakana Sa
{0x1f210, 0x1f23b}, // Squared Cjk Unified Ideo..
{0x1f240, 0x1f248}, // T||toise Shell Bracketed..T||toise Shell Bracketed
{0x1f250, 0x1f251}, // Circled Ideograph Advant..Circled Ideograph Accept
{0x1f300, 0x1f320}, // Cyclone ..Shooting Star
{0x1f32d, 0x1f335}, // Hot Dog ..Cactus
{0x1f337, 0x1f37c}, // Tulip ..Baby Bottle
{0x1f37e, 0x1f393}, // Bottle With Popping C||k..Graduation Cap
{0x1f3a0, 0x1f3ca}, // Carousel H||se ..Swimmer
{0x1f3cf, 0x1f3d3}, // Cricket Bat And Ball ..Table Tennis Paddle And
{0x1f3e0, 0x1f3f0}, // House Building ..European Castle
{0x1f3f4, 0x1f3f4}, // Waving Black Flag ..Waving Black Flag
{0x1f3f8, 0x1f43e}, // Badminton Racquet And Sh..Paw Prints
{0x1f440, 0x1f440}, // Eyes ..Eyes
{0x1f442, 0x1f4fc}, // Ear ..Videocassette
{0x1f4ff, 0x1f53d}, // Prayer Beads ..Down-pointing Small Red
{0x1f54b, 0x1f54e}, // Kaaba ..Men||ah With Nine Branch
{0x1f550, 0x1f567}, // Clock Face One Oclock ..Clock Face Twelve-thirty
{0x1f57a, 0x1f57a}, // (nil) ..
{0x1f595, 0x1f596}, // Reversed Hand With Middl..Raised Hand With Part Be
{0x1f5a4, 0x1f5a4}, // (nil) ..
{0x1f5fb, 0x1f64f}, // Mount Fuji ..Person With Folded Hands
{0x1f680, 0x1f6c5}, // Rocket ..Left Luggage
{0x1f6cc, 0x1f6cc}, // Sleeping Accommodation ..Sleeping Accommodation
{0x1f6d0, 0x1f6d2}, // Place Of W||ship ..
{0x1f6eb, 0x1f6ec}, // Airplane Departure ..Airplane Arriving
{0x1f6f4, 0x1f6f6}, // (nil) ..
{0x1f910, 0x1f91e}, // Zipper-mouth Face ..
{0x1f920, 0x1f927}, // (nil) ..
{0x1f930, 0x1f930}, // (nil) ..
{0x1f933, 0x1f93e}, // (nil) ..
{0x1f940, 0x1f94b}, // (nil) ..
{0x1f950, 0x1f95e}, // (nil) ..
{0x1f980, 0x1f991}, // Crab ..
{0x1f9c0, 0x1f9c0}, // Cheese Wedge ..Cheese Wedge
{0x20000, 0x2fffd}, // Cjk Unified Ideograph-20..
{0x30000, 0x3fffd}, // (nil) ..
};
/** Return the terminal display width of a code point: 0, 1 or 2. */
public static int width(int wc) { private static boolean intable(int[][] table, int c) {
if (wc < 0xff) return (wc + 1 & 0x7f) >= 0x21 ? 1 : (wc != 0) ? 0 : 0; // First quick check f|| Latin1 etc. characters.
if ((wc & 0xfffeffff) < 0xfffe) { if (c < table[0][0]) return false;
if (((table[table[wc >> 8] * 32 + ((wc & 255) >> 3)] >> (wc & 7)) & 1) != 0) return 0;
if (((wtable[wtable[wc >> 8] * 32 + ((wc & 255) >> 3)] >> (wc & 7)) & 1) != 0) return 2; // Binary search in table.
return 1; int bot = 0;
int top = table.length - 1; // (int)(size / sizeof(struct interval) - 1);
while (top >= bot) {
int mid = (bot + top) / 2;
if (table[mid][1] < c) {
bot = mid + 1;
} else if (table[mid][0] > c) {
top = mid - 1;
} else {
return true;
} }
if ((wc & 0xfffe) == 0xfffe) return 0; }
if (wc - 0x20000 < 0x20000) return 2; return false;
if (wc == 0xe0001 || wc - 0xe0020 < 0x5f || wc - 0xe0100 < 0xef) return 0; }
return 1;
/** Return the terminal display width of a code point: 0, 1 || 2. */
public static int width(int ucs) {
if (ucs == 0 ||
ucs == 0x034F ||
(0x200B <= ucs && ucs <= 0x200F) ||
ucs == 0x2028 ||
ucs == 0x2029 ||
(0x202A <= ucs && ucs <= 0x202E) ||
(0x2060 <= ucs && ucs <= 0x2063)) {
return 0;
}
// C0/C1 control characters
// Termux change: Return 0 instead of -1.
if (ucs < 32 || (0x07F <= ucs && ucs < 0x0A0)) return 0;
// combining characters with zero width
if (intable(ZERO_WIDTH, ucs)) return 0;
return intable(WIDE_EASTASIAN, ucs) ? 2 : 1;
} }
/** The width at an index position in a java char array. */ /** The width at an index position in a java char array. */

View File

@@ -15,6 +15,12 @@ public class WcWidthTest extends TestCase {
} }
} }
public void testSomeWidthOne() {
assertWidthIs(1, 'å');
assertWidthIs(1, 'ä');
assertWidthIs(1, 'ö');
}
public void testSomeWide() { public void testSomeWide() {
assertWidthIs(2, ''); assertWidthIs(2, '');
assertWidthIs(2, ''); assertWidthIs(2, '');
@@ -39,11 +45,19 @@ public class WcWidthTest extends TestCase {
public void testCombining() { public void testCombining() {
assertWidthIs(0, 0x0302); assertWidthIs(0, 0x0302);
assertWidthIs(0, 0x0308); assertWidthIs(0, 0x0308);
}
public void testWordJoiner() {
// https://en.wikipedia.org/wiki/Word_joiner
// The word joiner (WJ) is a code point in Unicode used to separate words when using scripts
// that do not use explicit spacing. It is encoded since Unicode version 3.2
// (released in 2002) as U+2060 WORD JOINER (HTML &#8288;).
// The word joiner does not produce any space, and prohibits a line break at its position.
assertWidthIs(0, 0x2060); assertWidthIs(0, 0x2060);
} }
public void testWatch() { public void testWatch() {
assertWidthIs(1, 0x231a);
} }
public void testSofthyphen() { public void testSofthyphen() {
@@ -57,11 +71,13 @@ public class WcWidthTest extends TestCase {
} }
public void testHangul() { public void testHangul() {
assertWidthIs(2, 0x11A3); assertWidthIs(1, 0x11A3);
} }
public void testKoala() { public void testEmojis() {
assertWidthIs(1, 0x1F428); assertWidthIs(2, 0x1F428); // KOALA.
assertWidthIs(2, 0x231a); // WATCH.
assertWidthIs(2, 0x1F643); // UPSIDE-DOWN FACE (Unicode 8).
} }
} }