Class: Sass::Tree::PropNode

Inherits:

Node

• Object
• Node
• Sass::Tree::PropNode

show all

Defined in:

.ruby-sass/lib/sass/tree/prop_node.rb

Overview

Instance Attribute Summary (collapse)

• #name ⇒ Array<String, Sass::Script::Tree::Node>

  The name of the property, interspersed with Script::Tree::Nodes representing `#{}`-interpolation.

• #name_source_range ⇒ Sass::Source::Range

  The source range in which the property name appears.

• #resolved_name ⇒ String

  The name of the property after any interpolated SassScript has been resolved.

• #resolved_value ⇒ String

  The value of the property after any interpolated SassScript has been resolved.

• #tabs ⇒ Integer

  How deep this property is indented relative to a normal property.

• #value ⇒ Array<String, Sass::Script::Tree::Node>

  The value of the property.

• #value_source_range ⇒ Sass::Source::Range

  The source range in which the property value appears.

Attributes inherited from Node

#children, #filename, #has_children, #line, #options, #source_range

Instance Method Summary (collapse)

• #==(other) ⇒ Boolean

  Compares the names and values of two properties.

• #custom_property? ⇒ Boolean

  Whether this represents a CSS custom property.

• #declaration(opts = {:old => @prop_syntax == :old}, fmt = :sass) ⇒ Object

  Computes the Sass or SCSS code for the variable declaration.

• #initialize(name, value, prop_syntax) ⇒ PropNode constructor

  A new instance of PropNode.

• #invisible? ⇒ Boolean

  A property node is invisible if its value is empty.

• #pseudo_class_selector_message ⇒ String

  Returns a appropriate message indicating how to escape pseudo-class selectors.

Methods inherited from Node

#<<, #bubbles?, #css, #css_with_sourcemap, #deep_copy, #each, inherited, #inspect, #style, #to_sass, #to_scss

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# File '.ruby-sass/lib/sass/tree/prop_node.rb', line 70

def initialize(name, value, prop_syntax)
  @name = Sass::Util.strip_string_array(
    Sass::Util.merge_adjacent_strings(name))
  @value = Sass::Util.merge_adjacent_strings(value)
  @value = Sass::Util.strip_string_array(@value) unless custom_property?
  @tabs = 0
  @prop_syntax = prop_syntax
  super()
end

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# File '.ruby-sass/lib/sass/tree/prop_node.rb', line 70

def initialize(name, value, prop_syntax)
  @name = Sass::Util.strip_string_array(
    Sass::Util.merge_adjacent_strings(name))
  @value = Sass::Util.merge_adjacent_strings(value)
  @value = Sass::Util.strip_string_array(@value) unless custom_property?
  @tabs = 0
  @prop_syntax = prop_syntax
  super()
end

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# File '.ruby-sass/lib/sass/tree/prop_node.rb', line 12

def name
  @name
end

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# File '.ruby-sass/lib/sass/tree/prop_node.rb', line 52

def name_source_range
  @name_source_range
end

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# File '.ruby-sass/lib/sass/tree/prop_node.rb', line 19

def resolved_name
  @resolved_name
end

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# File '.ruby-sass/lib/sass/tree/prop_node.rb', line 35

def resolved_value
  @resolved_value
end

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# File '.ruby-sass/lib/sass/tree/prop_node.rb', line 47

def tabs
  @tabs
end

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# File '.ruby-sass/lib/sass/tree/prop_node.rb', line 28

def value
  @value
end

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# File '.ruby-sass/lib/sass/tree/prop_node.rb', line 57

def value_source_range
  @value_source_range
end

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# File '.ruby-sass/lib/sass/tree/prop_node.rb', line 85

def ==(other)
  self.class == other.class && name == other.name && value == other.value && super
end

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# File '.ruby-sass/lib/sass/tree/prop_node.rb', line 62

def custom_property?
  name.first.is_a?(String) && name.first.start_with?("--")
end

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# File '.ruby-sass/lib/sass/tree/prop_node.rb', line 112

def declaration(opts = {:old => @prop_syntax == :old}, fmt = :sass)
  name = self.name.map {|n| n.is_a?(String) ? n : n.to_sass(opts)}.join
  value = self.value.map {|n| n.is_a?(String) ? n : n.to_sass(opts)}.join
  value = "(#{value})" if value_needs_parens?

  if name[0] == ?:
    raise Sass::SyntaxError.new("The \"#{name}: #{value}\"" +
                                " hack is not allowed in the Sass indented syntax")
  end

  # The indented syntax doesn't support newlines in custom property values,
  # but we can losslessly convert them to spaces instead.
  value = value.tr("\n", " ") if fmt == :sass

  old = opts[:old] && fmt == :sass
  "#{old ? ':' : ''}#{name}#{old ? '' : ':'}#{custom_property? ? '' : ' '}#{value}".rstrip
end

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# File '.ruby-sass/lib/sass/tree/prop_node.rb', line 133

def invisible?
  !custom_property? && resolved_value.empty?
end

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# File '.ruby-sass/lib/sass/tree/prop_node.rb', line 94

def pseudo_class_selector_message
  if @prop_syntax == :new ||
      custom_property? ||
      !value.first.is_a?(Sass::Script::Tree::Literal) ||
      !value.first.value.is_a?(Sass::Script::Value::String) ||
      !value.first.value.value.empty?
    return ""
  end

  "\nIf #{declaration.dump} should be a selector, use \"\\#{declaration}\" instead."
end