Method: Sass::Script::Functions#opacity

Defined in:

lib/sass/script/functions.rb

#opacity($color) ⇒ Sass::Script::Value::Number

Returns the alpha component (opacity) of a color. This is 1 unless otherwise specified.

Parameters:

• $color (Sass::Script::Value::Color)

Returns:

• (Sass::Script::Value::Number) —

  The alpha component, between 0 and 1

Raises:

• (ArgumentError) —

  if $color isn't a color

# File 'lib/sass/script/functions.rb', line 990

def opacity(color)
  if color.is_a?(Sass::Script::Value::Number)
    return identifier("opacity(#{color})")
  end
  assert_type color, :Color, :color
  number(color.alpha)
end