Class: Sass::Script::Value::String
- Inherits:
-
Base
- Object
- Base
- Sass::Script::Value::String
show all
- Defined in:
- lib/sass/script/value/string.rb
Overview
A SassScript object representing a CSS string or a CSS identifier.
Instance Attribute Summary collapse
Attributes inherited from Base
#options, #source_range
Class Method Summary
collapse
Instance Method Summary
collapse
Methods inherited from Base
#==, #_perform, #assert_int!, #div, #eq, #eql?, #hash, #minus, #neq, #null?, #separator, #single_eq, #to_a, #to_bool, #to_h, #to_i, #unary_div, #unary_minus, #unary_not, #unary_plus
Constructor Details
#initialize(value, type = :identifier) ⇒ String
67
68
69
70
|
# File 'lib/sass/script/value/string.rb', line 67
def initialize(value, type = :identifier)
super(value)
@type = type
end
|
Instance Attribute Details
#type ⇒ Symbol
Whether this is a CSS string or a CSS identifier.
The difference is that strings are written with double-quotes,
while identifiers aren't.
15
16
17
|
# File 'lib/sass/script/value/string.rb', line 15
def type
@type
end
|
The Ruby value of the string.
8
9
10
|
# File 'lib/sass/script/value/string.rb', line 8
def value
@value
end
|
Class Method Details
.quote(contents, quote = nil)
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
|
# File 'lib/sass/script/value/string.rb', line 31
def self.quote(contents, quote = nil)
# Short-circuit if there are no characters that need quoting.
unless contents =~ /[\n\\"']/
quote ||= '"'
return "#{quote}#{contents}#{quote}"
end
if quote.nil?
if contents.include?('"')
if contents.include?("'")
quote = '"'
else
quote = "'"
end
else
quote = '"'
end
end
# Replace single backslashes with multiples.
contents = contents.gsub("\\", "\\\\\\\\")
if quote == '"'
contents = contents.gsub('"', "\\\"")
else
contents = contents.gsub("'", "\\'")
end
contents = contents.gsub(/\n(?![a-fA-F0-9\s])/, "\\a").gsub("\n", "\\a ")
"#{quote}#{contents}#{quote}"
end
|
.value(contents)
17
18
19
20
21
22
23
24
25
26
27
28
29
|
# File 'lib/sass/script/value/string.rb', line 17
def self.value(contents)
contents.gsub("\\\n", "").gsub(/\\(?:([0-9a-fA-F]{1,6})\s?|(.))/) do
next $2 if $2
# Handle unicode escapes as per CSS Syntax Level 3 section 4.3.8.
code_point = $1.to_i(16)
if code_point == 0 || code_point > 0x10FFFF ||
(code_point >= 0xD800 && code_point <= 0xDFFF)
'�'
else
[code_point].pack("U")
end
end
end
|
Instance Method Details
#inspect
93
94
95
|
# File 'lib/sass/script/value/string.rb', line 93
def inspect
String.quote(value)
end
|
#plus(other)
73
74
75
76
77
78
79
80
|
# File 'lib/sass/script/value/string.rb', line 73
def plus(other)
other_value = if other.is_a?(Sass::Script::Value::String)
other.value
else
other.to_s(:quote => :none)
end
Sass::Script::Value::String.new(value + other_value, type)
end
|
#to_s(opts = {})
83
84
85
86
|
# File 'lib/sass/script/value/string.rb', line 83
def to_s(opts = {})
return @value.gsub(/\n\s*/, ' ') if opts[:quote] == :none || @type == :identifier
Sass::Script::Value::String.quote(value, opts[:quote])
end
|
#to_sass(opts = {})
89
90
91
|
# File 'lib/sass/script/value/string.rb', line 89
def to_sass(opts = {})
to_s
end
|