Module: Charwidth::Characters

Defined in:

lib/charwidth/characters.rb

Constant Summary

FULLWIDTH_ASCII_VARIANTS =

www.unicode.org/charts/PDF/UFF00.pdf

(0xff01..0xff5e).to_a.pack("U*").freeze

FULLWIDTH_BRACKETS =

[0xff5f, 0xff60].pack("U*").freeze

HALFWIDTH_CJK_PUCTUATION =

(0xff61..0xff64).to_a.pack("U*").freeze

HALFWIDTH_KATAKANA_VARIANTS =

(0xff65..0xff9f).to_a.pack("U*").freeze

HALFWIDTH_HANGUL_VARIANTS =

[
  (0xffa0..0xffbe).to_a,
  (0xffc2..0xffc7).to_a,
  (0xffca..0xffcf).to_a,
  (0xffd2..0xffd7).to_a,
  (0xffda..0xffdc).to_a,
].flatten.pack("U*").freeze

FULLWIDTH_SYMBOL_VARIANTS =

(0xffe0..0xffe6).to_a.pack("U*").freeze

HALFWIDTH_SYMBOL_VARIANTS =

(0xffe8..0xffee).to_a.pack("U*").freeze

IDEOGRAPHIC_SPACE =

"\u3000".freeze

ASCII_PUNCTUATION_AND_SYMBOLS =

(0x0021..0x007e).to_a.pack("U*").freeze

WHITE_PARENTHESIS =

(0x2985..0x2986).to_a.pack("U*").freeze

CJK_SYMBOLS_AND_PUNCTUATION =

[0x3002, 0x300c, 0x300d, 0x3001].pack("U*").freeze

KATAKANA =

[
  0x30fb, # KATAKANA MIDDLE DOT
  0x30f2, # KATAKANA LETTER WO
  0x30a1.step(0x30a9, 2).to_a, # KATAKANA LETTER SMALL A to O
  0x30e3, 0x30e5, 0x30e7, 0x30c3, # KATAKANA LETTER SMALL YA, YU, YO, TU
  0x30fc, # KATAKANA-HIRAGANA PROLONGED SOUND MARK
  0x30a2.step(0x30aa, 2).to_a, # KATAKANA LETTER A to O
  0x30ab.step(0x30bd, 2).to_a, # KATAKANA LETTER KA to SO
  0x30bf, 0x30c1, 0x30c4, 0x30c6, 0x30c8, # KATAKANA LETTER TA to TO
  (0x30ca..0x30ce).to_a, # KATAKANA LETTER NA to NO
  0x30cf.step(0x30db, 3).to_a, # KATAKANA LETTER HA to HO
  (0x30de..0x30e2).to_a, # KATAKANA LETTER MA to MO
  0x30e4, 0x30e6, 0x30e8, # KATAKANA LETTER YA, YU, YO
  (0x30e9..0x30ed).to_a, # KATAKANA LETTER RA to RO
  0x30ef, 0x30f3, # KATAKANA LETTER WA, N
  0x3099, # KATAKANA VOICED SOUND MARK
  0x309a, # KATAKANA SEMI-VOICED SOUND MARK
].flatten.pack("U*").freeze

HANGUL =

[
  0x3164, # HANGUL FILLER
  (0x3131..0x3163).to_a, # HANGUL LETTER KIYEOK to I
].flatten.pack("U*").freeze

LATIN_1_PUNCTUATION_AND_SYMBOLS =

[
  0x00a2, # CENT SIGN
  0x00a3, # POUND SIGN
  0x00ac, # NOT SIGN
  0x00af, # MACRON
  0x00a6, # BROKEN BAR
  0x00a5, # YEN SIGN
  0x20a9, # WON SIGN
].pack("U*").freeze

MATHEMATICAL_SYMBOLS =

[
  0x2502, # BOX DRAWINGS LIGHT VERTICAL
  (0x2190..0x2193).to_a, # LEFTWARDS, UPWARDS, RIGHTWARDS, DOWNWARDS ARROW
  0x25a0, # BLACK SQUARE
  0x25cb, # WHITE CIRCLE
].flatten.pack("U*").freeze

SPACE =

"\u0020".freeze

HALFWIDTH_KATAKANA_VOICED_SOUND_MARK =

"\uff9e".freeze

HALFWIDTH_VOICED_KATAKANA =

[
  (0xff76..0xff84).to_a, # HALFWIDTH KATAKANA LETTER KA to TO
  (0xff8a..0xff8e).to_a, # HALFWIDTH KATAKANA LETTER HA to HO
  0xff73, # HALFWIDTH KATAKANA LETTER U
].flatten.map {|k| ([k].pack("U") + HALFWIDTH_KATAKANA_VOICED_SOUND_MARK).freeze }.freeze

VOICED_KATAKANA =

[
  0x30ac.step(0x30be, 2).to_a, # KATAKANA LETTER GA to ZO
  [0x30c0, 0x30c2, 0x30c5, 0x30c7, 0x30c9], # KATAKANA LETTER DA to DO
  0x30d0.step(0x30dc, 3).to_a, # KATAKANA LETTER BA to BO
  0x30f4, # KATAKANA LETTER VU
].flatten.map {|c| [c].pack("U").freeze }.freeze

HALFWIDTH_KATAKANA_SEMI_VOICED_SOUND_MARK =

"\uff9f".freeze

HALFWIDTH_SEMI_VOICED_KATAKANA =

[
  (0xff8a..0xff8e).to_a, # HALFWIDTH KATAKANA LETTER HA to HO
].flatten.map {|k| ([k].pack("U") + HALFWIDTH_KATAKANA_SEMI_VOICED_SOUND_MARK).freeze }.freeze

SEMI_VOICED_KATAKANA =

KATAKANA LETTER PA to PO

0x30d1.step(0x30dd, 3).map {|c| [c].pack("U").freeze }.flatten.freeze