Module: Emojimmy

Defined in:
lib/emojimmy.rb,
lib/emojimmy/mixin.rb,
lib/emojimmy/version.rb

Defined Under Namespace

Modules: Mixin

Constant Summary collapse

DATA_FILE = 
File.expand_path('../../data/emoji.txt', __FILE__)
TOKEN_REGEXP = 
/({U\+[^}]+})/
VERSION = 
'0.1.3'

Class Method Summary collapse

Class Method Details

.emoji_to_token(content) ⇒ Object

Loop through all emoji and replace them with their matching token



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# File 'lib/emojimmy.rb', line 24

def self.emoji_to_token(content)
  return content unless content.present?

  content.dup.tap do |content|
    @emoji_to_token.each_pair do |emoji, token|
      content.gsub!(emoji, token)
    end
  end
end

.initialize! ⇒ Object

Load emoji data from config/emoji.txt and build the ‘token_to_emoji` and `emoji_to_token` hash tables



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# File 'lib/emojimmy.rb', line 17

def self.initialize!
  content = File.read(DATA_FILE).each_line.to_a
  build_hash_tables(content)
end

.token_to_emoji(content) ⇒ Object

Loop through each U+… token in the string and convert it to the matching emoji



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# File 'lib/emojimmy.rb', line 36

def self.token_to_emoji(content)
  return content unless content.present?

  content.gsub(TOKEN_REGEXP) { |data| @token_to_emoji[data] }
end