Class: UnicodeCharacteristics

Inherits:
Characteristics show all
Defined in:
lib/characteristics/unicode.rb

Constant Summary collapse

BLANKS =

Note that this list is maintained by hand and might not cover the latest Unicode updates Please open an issue or pull request is you find another character that is rendered invisible:

[
  0x0009,
  0x0020,
  0x00A0,
  0x00AD,
  0x034F,
  0x061C,
  0x070F,
  0x115F,
  0x1160,
  0x1680,
  0x17B4,
  0x17B5,
  0x180E,
  0x2000,
  0x2001,
  0x2002,
  0x2003,
  0x2004,
  0x2005,
  0x2006,
  0x2007,
  0x2008,
  0x2009,
  0x200A,
  0x200B,
  0x200C,
  0x200D,
  0x200E,
  0x200F,
  0x202F,
  0x205F,
  0x2060,
  0x2061,
  0x2062,
  0x2063,
  0x2064,
  0x206A,
  0x206B,
  0x206C,
  0x206D,
  0x206E,
  0x206F,
  0x3000,
  0x2800,
  0x3164,
  0xFEFF,
  0xFFA0,
  0x110B1,
  0x1BCA0,
  0x1BCA1,
  0x1BCA2,
  0x1BCA3,
  0x1D159,
  0x1D173,
  0x1D174,
  0x1D175,
  0x1D176,
  0x1D177,
  0x1D178,
  0x1D179,
  0x1D17A,
].freeze
SEPARATORS = 
[
  0x000A,
  0x000B,
  0x000C,
  0x000D,
  0x0085,
  0x2028,
  0x2029,
].freeze
BIDI_CONTROL = 
[
  0x061C,
  0x200E,
  0x200F,
  0x202A,
  0x202B,
  0x202C,
  0x202D,
  0x202E,
  0x2066,
  0x2067,
  0x2068,
  0x2069,
].freeze
VARIATION_SELECTORS = 
[
  *0x180B..0x180D,
  *0xFE00..0xFE0F,
  *0xE0100..0xE01EF,
].freeze
TAGS = 
[
  0xE0001,
  *0xE0020..0xE007F,
].freeze
NONCHARACTERS = 
[
  *0xFDD0..0xFDEF,
  0xFFFE,   0xFFFF,
  0x1FFFE,  0x1FFFF,
  0x2FFFE,  0x2FFFF,
  0x3FFFE,  0x3FFFF,
  0x4FFFE,  0x4FFFF,
  0x5FFFE,  0x5FFFF,
  0x6FFFE,  0x6FFFF,
  0x7FFFE,  0x7FFFF,
  0x8FFFE,  0x8FFFF,
  0x9FFFE,  0x9FFFF,
  0xAFFFE,  0xAFFFF,
  0xBFFFE,  0xBFFFF,
  0xCFFFE,  0xCFFFF,
  0xDFFFE,  0xDFFFF,
  0xEFFFE,  0xEFFFF,
  0xFFFFE,  0xFFFFF,
  0x10FFFE, 0x10FFFF,
].freeze
IGNORABLE = 
[
  0x00AD,
  0x034F,
  0x061C,
  *0x115F..0x1160,
  *0x17B4..0x17B5,
  *0x180B..0x180E,
  *0x200B..0x200F,
  *0x202A..0x202E,
  *0x2060..0x206F,
  0x3164,
  *0xFE00..0xFE0F,
  0xFEFF,
  0xFFA0,
  *0xFFF0..0xFFF8,
  *0x1BCA0..0x1BCA3,
  *0x1D173..0x1D17A,
  *0xE0000..0xE0FFF,
].freeze
KDDI = 
[
  *0xE468..0xE5DF,
  *0xEA80..0xEB8E,
].freeze
SOFTBANK = 
[
  *0xE001..0xE05A,
  *0xE101..0xE15A,
  *0xE201..0xE25A,
  *0xE301..0xE34D,
  *0xE401..0xE44C,
  *0xE501..0xE53E,
].freeze
DOCOMO = 
[
  *0xE63E..0xE757,
].freeze

Constants inherited from Characteristics

Characteristics::UNICODE_VERSION, Characteristics::VERSION

Instance Attribute Summary collapse

Attributes inherited from Characteristics

#encoding

Instance Method Summary collapse

Methods inherited from Characteristics

create, create_for_type, type_from_encoding_name, #valid?

Constructor Details

#initialize(char) ⇒ UnicodeCharacteristics

Returns a new instance of UnicodeCharacteristics.



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# File 'lib/characteristics/unicode.rb', line 170

def initialize(char)
  super

  if @is_valid
    @category = Unicode::Categories.category(char)
    @ord = char.ord
  end
end

Instance Attribute Details

#category ⇒ Object (readonly)

Returns the value of attribute category.



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# File 'lib/characteristics/unicode.rb', line 168

def category
  @category
end

Instance Method Details

#assigned? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/characteristics/unicode.rb', line 183

def assigned?
  @is_valid && @category != "Cn"
end

#bidi_control? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/characteristics/unicode.rb', line 215

def bidi_control?
  @is_valid && BIDI_CONTROL.include?(@ord)
end

#blank? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/characteristics/unicode.rb', line 203

def blank?
  @is_valid && ( BLANKS.include?(@ord) || SEPARATORS.include?(@ord) )
end

#c0? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/characteristics/unicode.rb', line 191

def c0?
  @is_valid && @ord < 0x20
end

#c1? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/characteristics/unicode.rb', line 199

def c1?
  @is_valid && @ord >= 0x80 && @ord < 0xA0
end

#control? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/characteristics/unicode.rb', line 187

def control?
  @is_valid && @category == "Cc"
end

#delete? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/characteristics/unicode.rb', line 195

def delete?
  @is_valid && @ord == 0x7F
end

#docomo? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/characteristics/unicode.rb', line 251

def docomo?
  @is_valid &&
  encoding_has_docomo? &&
  DOCOMO.include?(@ord)
end

#format? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/characteristics/unicode.rb', line 211

def format?
  @is_valid && @category == "Cf"
end

#ignorable? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/characteristics/unicode.rb', line 233

def ignorable?
  @is_valid && IGNORABLE.include?(@ord)
end

#kddi? ⇒ Boolean

emoji

Returns:

  • (Boolean) 


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# File 'lib/characteristics/unicode.rb', line 239

def kddi?
  @is_valid &&
  encoding_has_kddi? &&
  KDDI.include?(@ord)
end

#noncharacter? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/characteristics/unicode.rb', line 229

def noncharacter?
  @is_valid && NONCHARACTERS.include?(@ord)
end

#separator? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/characteristics/unicode.rb', line 207

def separator?
  @is_valid && SEPARATORS.include?(@ord)
end

#softbank? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/characteristics/unicode.rb', line 245

def softbank?
  @is_valid &&
  encoding_has_softbank? &&
  SOFTBANK.include?(@ord)
end

#tag? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/characteristics/unicode.rb', line 225

def tag?
  @is_valid && TAGS.include?(@ord)
end

#unicode? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/characteristics/unicode.rb', line 179

def unicode?
  true
end

#variation_selector? ⇒ Boolean

unicode specific

Returns:

  • (Boolean) 


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# File 'lib/characteristics/unicode.rb', line 221

def variation_selector?
  @is_valid && VARIATION_SELECTORS.include?(@ord)
end