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Constants

NORMALIZATION_FORMS = [:c, :kc, :d, :kd]

UNICODE_VERSION = '5.2.0'

HANGUL_SBASE = 0xAC00

HANGUL_LBASE = 0x1100

HANGUL_VBASE = 0x1161

HANGUL_TBASE = 0x11A7

HANGUL_LCOUNT = 19

HANGUL_VCOUNT = 21

HANGUL_TCOUNT = 28

HANGUL_NCOUNT = HANGUL_VCOUNT * HANGUL_TCOUNT

HANGUL_SCOUNT = 11172

HANGUL_SLAST = HANGUL_SBASE + HANGUL_SCOUNT

HANGUL_JAMO_FIRST = 0x1100

HANGUL_JAMO_LAST = 0x11FF

WHITESPACE = [ (0x0009..0x000D).to_a, # White_Space # Cc [5] .. 0x0020, # White_Space # Zs SPACE 0x0085, # White_Space # Cc 0x00A0, # White_Space # Zs NO-BREAK SPACE 0x1680, # White_Space # Zs OGHAM SPACE MARK 0x180E, # White_Space # Zs MONGOLIAN VOWEL SEPARATOR (0x2000..0x200A).to_a, # White_Space # Zs [11] EN QUAD..HAIR SPACE 0x2028, # White_Space # Zl LINE SEPARATOR 0x2029, # White_Space # Zp PARAGRAPH SEPARATOR 0x202F, # White_Space # Zs NARROW NO-BREAK SPACE 0x205F, # White_Space # Zs MEDIUM MATHEMATICAL SPACE 0x3000, # White_Space # Zs IDEOGRAPHIC SPACE ].flatten.freeze

LEADERS_AND_TRAILERS = WHITESPACE + [65279]

TRAILERS_PAT = /(#{codepoints_to_pattern(LEADERS_AND_TRAILERS)})+\Z/u

LEADERS_PAT = /\A(#{codepoints_to_pattern(LEADERS_AND_TRAILERS)})+/u

Attributes

[RW] default_normalization_form

The default normalization used for operations that require normalization. It can be set to any of the normalizations in NORMALIZATION_FORMS.

Example: 

  ActiveSupport::Multibyte::Unicode.default_normalization_form = :c
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