class String
Public Instance Methods
codepoint_length()
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Helper function to count the character length by first converting to an array. This is needed because with unicode strings, the return value of length may be incorrect
# File lib/twitter-text/extractor.rb, line 12 def codepoint_length if respond_to? :codepoints length else chars.kind_of?(Enumerable) ? chars.to_a.size : chars.size end end
to_codepoint_a()
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Helper function to convert this string into an array of unicode code points.
# File lib/twitter-text/extractor.rb, line 21 def to_codepoint_a @to_codepoint_a ||= if chars.kind_of?(Enumerable) chars.to_a else codepoint_array = [] 0.upto(codepoint_length - 1) { |i| codepoint_array << [chars.slice(i)].pack('U') } codepoint_array end end