Class: Sass::Script::Node

Inherits:

Object

• Object
• Sass::Script::Node

show all

Defined in:

/var/www/sass-pages/.haml/lib/sass/script/node.rb

Overview

Instance Attribute Summary

• - (Symbol) context The context in which this node was parsed, which determines how some operations are performed.
• - (Fixnum) line The line of the document on which this node appeared.
• - ({Symbol => Object}) options The options hash for this node.

Instance Method Summary

• - (Literal) _perform(environment) protected Evaluates this node.
• - (Array<Node>) children Returns all child nodes of this node.
• - dasherize(s, opts) protected Converts underscores to dashes if the :dasherize option is set.
• - (Node) initialize constructor Creates a new script node.
• - (Literal) perform(environment) Evaluates the node.
• - (String) to_sass(opts = {}) Returns the text of this SassScript expression.

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# File '/var/www/sass-pages/.haml/lib/sass/script/node.rb', line 49

def initialize
  @context = :default
end

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# File '/var/www/sass-pages/.haml/lib/sass/script/node.rb', line 21

def context
  @context
end

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# File '/var/www/sass-pages/.haml/lib/sass/script/node.rb', line 26

def line
  @line
end

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# File '/var/www/sass-pages/.haml/lib/sass/script/node.rb', line 9

def options
  @options
end

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# File '/var/www/sass-pages/.haml/lib/sass/script/node.rb', line 97

def _perform(environment)
  raise NotImplementedError.new("All subclasses of Sass::Script::Node must override #_perform.")
end

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# File '/var/www/sass-pages/.haml/lib/sass/script/node.rb', line 70

def children
  raise NotImplementedError.new("All subclasses of Sass::Script::Node must override #children.")
end

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# File '/var/www/sass-pages/.haml/lib/sass/script/node.rb', line 84

def dasherize(s, opts)
  if opts[:dasherize]
    s.gsub(/_/,'-')
  else
    s
  end
end

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# File '/var/www/sass-pages/.haml/lib/sass/script/node.rb', line 60

def perform(environment)
  _perform(environment)
rescue Sass::SyntaxError => e
  e.modify_backtrace(:line => line)
  raise e
end

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# File '/var/www/sass-pages/.haml/lib/sass/script/node.rb', line 77

def to_sass(opts = {})
  raise NotImplementedError.new("All subclasses of Sass::Script::Node must override #to_sass.")
end