Module: Sass::Value
- Included in:
- Boolean, Calculation, Color, Function, List, Map, Mixin, Null, Number, String
- Defined in:
- lib/sass/value.rb,
lib/sass/value/map.rb,
lib/sass/value/list.rb,
lib/sass/value/null.rb,
lib/sass/value/color.rb,
lib/sass/value/mixin.rb,
lib/sass/value/number.rb,
lib/sass/value/string.rb,
lib/sass/value/boolean.rb,
lib/sass/value/function.rb,
lib/sass/value/fuzzy_math.rb,
lib/sass/value/calculation.rb,
lib/sass/value/number/unit.rb,
lib/sass/value/argument_list.rb
Overview
The abstract base class of Sass’s value types.
Defined Under Namespace
Classes: ArgumentList, Boolean, Calculation, Color, Function, List, Map, Mixin, Null, Number, String
Instance Method Summary
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Instance Method Details
#[](index) ⇒ Value
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# File 'lib/sass/value.rb', line 27
def [](index)
at(index)
end
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#assert_boolean(name = nil) ⇒ Boolean
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# File 'lib/sass/value.rb', line 59
def assert_boolean(name = nil)
raise Sass::ScriptError.new("#{self} is not a boolean", name)
end
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#assert_calculation(name = nil) ⇒ Calculation
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# File 'lib/sass/value.rb', line 65
def assert_calculation(name = nil)
raise Sass::ScriptError.new("#{self} is not a calculation", name)
end
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#assert_calculation_value(name = nil) ⇒ CalculationValue
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# File 'lib/sass/value.rb', line 71
def assert_calculation_value(name = nil)
raise Sass::ScriptError.new("#{self} is not a calculation value", name)
end
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#assert_color(name = nil) ⇒ Color
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# File 'lib/sass/value.rb', line 77
def assert_color(name = nil)
raise Sass::ScriptError.new("#{self} is not a color", name)
end
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#assert_function(name = nil) ⇒ Function
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# File 'lib/sass/value.rb', line 83
def assert_function(name = nil)
raise Sass::ScriptError.new("#{self} is not a function", name)
end
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#assert_map(name = nil) ⇒ Map
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# File 'lib/sass/value.rb', line 89
def assert_map(name = nil)
raise Sass::ScriptError.new("#{self} is not a map", name)
end
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#assert_mixin(name = nil) ⇒ Mixin
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# File 'lib/sass/value.rb', line 95
def assert_mixin(name = nil)
raise Sass::ScriptError.new("#{self} is not a mixin", name)
end
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#assert_number(name = nil) ⇒ Number
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# File 'lib/sass/value.rb', line 101
def assert_number(name = nil)
raise Sass::ScriptError.new("#{self} is not a number", name)
end
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#assert_string(name = nil) ⇒ String
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# File 'lib/sass/value.rb', line 107
def assert_string(name = nil)
raise Sass::ScriptError.new("#{self} is not a string", name)
end
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#at(index) ⇒ Value
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# File 'lib/sass/value.rb', line 33
def at(index)
index < 1 && index >= -1 ? self : nil
end
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#bracketed? ⇒ ::Boolean
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# File 'lib/sass/value.rb', line 16
def bracketed?
false
end
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#eql?(other) ⇒ ::Boolean
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# File 'lib/sass/value.rb', line 21
def eql?(other)
self == other
end
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#sass_index_to_array_index(sass_index, name = nil) ⇒ Integer
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# File 'lib/sass/value.rb', line 113
def sass_index_to_array_index(sass_index, name = nil)
index = sass_index.assert_number(name).assert_integer(name)
raise Sass::ScriptError.new('List index may not be 0', name) if index.zero?
if index.abs > to_a_length
raise Sass::ScriptError.new("Invalid index #{sass_index} for a list with #{to_a_length} elements", name)
end
index.negative? ? to_a_length + index : index - 1
end
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#separator ⇒ ::String?
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# File 'lib/sass/value.rb', line 11
def separator
nil
end
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#to_a ⇒ Array<Value>
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# File 'lib/sass/value.rb', line 38
def to_a
[self]
end
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#to_bool ⇒ ::Boolean
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# File 'lib/sass/value.rb', line 43
def to_bool
true
end
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#to_map ⇒ Map?
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# File 'lib/sass/value.rb', line 48
def to_map
nil
end
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#to_nil ⇒ Value?
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# File 'lib/sass/value.rb', line 53
def to_nil
self
end
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