Class: Stylish::Color::ColorStringParser

Inherits:
Object
  • Object
show all
Defined in:
lib/stylish/color.rb

Overview

A small parser for string color values.

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#type ⇒ Object (readonly)

Returns the value of attribute type.



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# File 'lib/stylish/color.rb', line 437

def type
  @type
end

Instance Method Details

#parse(value) ⇒ Object

Parse a string input, returning an array of numbers corresponding to red, green, blue, and the opacity value.



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# File 'lib/stylish/color.rb', line 441

def parse(value)
  value = value.to_s.downcase
  key = value.to_sym
  
  return [:inherit, nil, nil, nil, nil] if value == "inherit"
  
  return [:keyword].concat(KEYWORDS[key]) if KEYWORDS.has_key?(key)
  
  if value =~ HEX_COLOR
    return [:hex].concat(self.class.convert_hex(value))
  end
  
  if value =~ RGB_COLOR
    return [:rgb].concat(self.class.convert_rgb(value))
  end
  
  if value =~ RGBA_COLOR
    return [:rgba].concat(self.class.convert_rgba(value))
  end
  
  if value =~ HSL_COLOR
    return [:hsl].concat(self.class.convert_hsl(value))
  end
  
  if value =~ HSLA_COLOR
    return [:hsla].concat(self.class.convert_hsla(value))
  end
  
  nil
end