Class: TwitterCldr::Transforms::Conversions::Side

Inherits:
Object
  • Object
show all
Defined in:
lib/twitter_cldr/transforms/conversions/side.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(before_context, key, after_context, cursor_offset) ⇒ Side

Returns a new instance of Side.



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# File 'lib/twitter_cldr/transforms/conversions/side.rb', line 24

def initialize(before_context, key, after_context, cursor_offset)
  @before_context = before_context
  @key = key
  @after_context = after_context
  @cursor_offset = cursor_offset
end

Instance Attribute Details

#after_context ⇒ Object (readonly)

Returns the value of attribute after_context.



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# File 'lib/twitter_cldr/transforms/conversions/side.rb', line 22

def after_context
  @after_context
end

#before_context ⇒ Object (readonly)

Returns the value of attribute before_context.



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# File 'lib/twitter_cldr/transforms/conversions/side.rb', line 21

def before_context
  @before_context
end

#cursor_offset ⇒ Object (readonly)

Returns the value of attribute cursor_offset.



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# File 'lib/twitter_cldr/transforms/conversions/side.rb', line 22

def cursor_offset
  @cursor_offset
end

#key ⇒ Object (readonly)

Returns the value of attribute key.



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# File 'lib/twitter_cldr/transforms/conversions/side.rb', line 21

def key
  @key
end

Instance Method Details

#codepoints ⇒ Object 



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# File 'lib/twitter_cldr/transforms/conversions/side.rb', line 79

def codepoints
  if first_elem = key_u_regexp.elements.first
    first_elem.codepoints
  else
    []
  end
end

#has_codepoints? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/twitter_cldr/transforms/conversions/side.rb', line 70

def has_codepoints?
  if first_elem = key_u_regexp.elements.first
    first_elem.respond_to?(:codepoints) &&
      !first_elem.codepoints.empty?
  else
    false
  end
end

#match(cursor) ⇒ Object 



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# File 'lib/twitter_cldr/transforms/conversions/side.rb', line 31

def match(cursor)
  if before_match = match_before(cursor)
    if key_match = match_key(cursor, before_match)
      if after_match = match_after(cursor, key_match)
        SideMatch.new(
          before_match.offset(0),
          key_match.offset(0),
          after_match.offset(0),
          before_match.captures +
            key_match.captures +
            after_match.captures
        )
      end
    end
  end
end

#match_after(cursor, key_match) ⇒ Object 



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# File 'lib/twitter_cldr/transforms/conversions/side.rb', line 64

def match_after(cursor, key_match)
  if match = after_context_regexp.match(cursor.text, key_match.end(0))
    match if match.begin(0) == key_match.end(0)
  end
end

#match_before(cursor) ⇒ Object 



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# File 'lib/twitter_cldr/transforms/conversions/side.rb', line 48

def match_before(cursor)
  cursor.text.scan(before_context_regexp) do
    match = Regexp.last_match
    if match.end(0) >= cursor.position && match.begin(0) <= cursor.position
      return match
    end
  end
  nil
end

#match_key(cursor, before_match) ⇒ Object 



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# File 'lib/twitter_cldr/transforms/conversions/side.rb', line 58

def match_key(cursor, before_match)
  if match = key_regexp.match(cursor.text, before_match.end(0))
    match if match.begin(0) == before_match.end(0)
  end
end