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haml--haml/lib/sass/script/string.rb
Nathan Weizenbaum 397cd62c5f [Sass] Change the behavior of Sass strings.
This still has a few ConversionTest failures.
2010-03-25 17:23:37 -07:00

55 lines
1.5 KiB
Ruby

require 'sass/script/literal'
module Sass::Script
# A SassScript object representing a CSS string *or* a CSS identifier.
class String < Literal
# The Ruby value of the string.
#
# @return [String]
attr_reader :value
# Whether this is a CSS string or a CSS identifier.
# The difference is that strings are written with double-quotes,
# while identifiers aren't.
#
# @return [Symbol] `:string` or `:identifier`
attr_reader :type
def context=(context)
super
@type = :identifier if context == :equals
end
# Creates a new string.
#
# @param value [String] See \{#value}
# @param type [Symbol] See \{#type}
def initialize(value, type = :identifier)
super(value)
@type = type
end
def plus(other)
other_str = other.is_a?(Sass::Script::String) ? other.value : other.to_s
Sass::Script::String.new(self.value + other_str, self.type)
end
# @see Node#to_s
def to_s
to_sass
end
# @param type [Symbol] The type of string to render this as.
# `:string`s have double quotes, `:identifier`s do not.
# @see Node#to_sass
def to_sass(type = self.type)
return self.value if type == :identifier
# Replace single backslashes with double. Really.
value = self.value.gsub("\\", "\\\\\\\\")
return "\"#{value}\"" unless value.include?('"')
return "'#{value}'" unless value.include?("'")
"\"#{value.gsub('"', "\\\"")}\"" #'
end
end
end