Sha256: 6a3f3669b2b6cbb82cd86a83ee834065f1d5f54629d176c05f86443dc62b3640

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Size: 1.75 KB

Versions: 375

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Stored size: 1.75 KB

Contents

# A visitor for copying the full structure of a Sass tree.
class Sass::Tree::Visitors::DeepCopy < Sass::Tree::Visitors::Base
  protected

  def visit(node)
    super(node.dup)
  end

  def visit_children(parent)
    parent.children = parent.children.map {|c| visit(c)}
    parent
  end

  def visit_debug(node)
    node.expr = node.expr.deep_copy
    yield
  end

  def visit_each(node)
    node.list = node.list.deep_copy
    yield
  end

  def visit_extend(node)
    node.selector = node.selector.map {|c| c.is_a?(Sass::Script::Node) ? c.deep_copy : c}
    yield
  end

  def visit_for(node)
    node.from = node.from.deep_copy
    node.to = node.to.deep_copy
    yield
  end

  def visit_function(node)
    node.args = node.args.map {|k, v| [k.deep_copy, v && v.deep_copy]}
    yield
  end

  def visit_if(node)
    node.expr = node.expr.deep_copy if node.expr
    node.else = visit(node.else) if node.else
    yield
  end

  def visit_mixindef(node)
    node.args = node.args.map {|k, v| [k.deep_copy, v && v.deep_copy]}
    yield
  end

  def visit_mixin(node)
    node.args = node.args.map {|a| a.deep_copy}
    node.keywords = Hash[node.keywords.map {|k, v| [k, v.deep_copy]}]
    yield
  end

  def visit_prop(node)
    node.name = node.name.map {|c| c.is_a?(Sass::Script::Node) ? c.deep_copy : c}
    node.value = node.value.deep_copy
    yield
  end

  def visit_return(node)
    node.expr = node.expr.deep_copy
    yield
  end

  def visit_rule(node)
    node.rule = node.rule.map {|c| c.is_a?(Sass::Script::Node) ? c.deep_copy : c}
    yield
  end

  def visit_variable(node)
    node.expr = node.expr.deep_copy
    yield
  end

  def visit_warn(node)
    node.expr = node.expr.deep_copy
    yield
  end

  def visit_while(node)
    node.expr = node.expr.deep_copy
    yield
  end
end

Version data entries

375 entries across 94 versions & 7 rubygems

Version Path
sass-3.2.0.alpha.56 lib/sass/tree/visitors/deep_copy.rb
sass-3.2.0.alpha.55 lib/sass/tree/visitors/deep_copy.rb
sass-3.2.0.alpha.54 lib/sass/tree/visitors/deep_copy.rb
sass-3.2.0.alpha.53 lib/sass/tree/visitors/deep_copy.rb
haml-3.2.0.alpha.10 vendor/sass/lib/sass/tree/visitors/deep_copy.rb
sass-3.2.0.alpha.49 lib/sass/tree/visitors/deep_copy.rb
sass-3.1.12 lib/sass/tree/visitors/deep_copy.rb
haml-3.1.4 vendor/sass/lib/sass/tree/visitors/deep_copy.rb
sass-3.1.11 lib/sass/tree/visitors/deep_copy.rb
sass-3.2.0.alpha.35 lib/sass/tree/visitors/deep_copy.rb
sass-3.1.10 lib/sass/tree/visitors/deep_copy.rb
sass-3.2.0.alpha.34 lib/sass/tree/visitors/deep_copy.rb
sass-3.1.9 lib/sass/tree/visitors/deep_copy.rb
sass-3.2.0.alpha.33 lib/sass/tree/visitors/deep_copy.rb
sass-3.1.8 lib/sass/tree/visitors/deep_copy.rb