Class: Sass::Tree::Visitors::DeepCopy

Inherits:
Base
  • Object
show all
Defined in:
lib/sass/tree/visitors/deep_copy.rb

Overview

A visitor for copying the full structure of a Sass tree.

Instance Method Summary collapse

Methods inherited from Base

node_name, visit

Instance Method Details

#visit(node) (protected)


5
6
7
# File 'lib/sass/tree/visitors/deep_copy.rb', line 5

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

#visit_children(parent) (protected)


9
10
11
12
# File 'lib/sass/tree/visitors/deep_copy.rb', line 9

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

#visit_debug(node) (protected)


14
15
16
17
# File 'lib/sass/tree/visitors/deep_copy.rb', line 14

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

#visit_directive(node) (protected)


93
94
95
96
# File 'lib/sass/tree/visitors/deep_copy.rb', line 93

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

#visit_each(node) (protected)


24
25
26
27
# File 'lib/sass/tree/visitors/deep_copy.rb', line 24

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

#visit_error(node) (protected)


19
20
21
22
# File 'lib/sass/tree/visitors/deep_copy.rb', line 19

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

#visit_extend(node) (protected)


29
30
31
32
# File 'lib/sass/tree/visitors/deep_copy.rb', line 29

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

#visit_for(node) (protected)


34
35
36
37
38
# File 'lib/sass/tree/visitors/deep_copy.rb', line 34

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

#visit_function(node) (protected)


40
41
42
43
# File 'lib/sass/tree/visitors/deep_copy.rb', line 40

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

#visit_if(node) (protected)


45
46
47
48
49
# File 'lib/sass/tree/visitors/deep_copy.rb', line 45

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

#visit_media(node) (protected)


98
99
100
101
# File 'lib/sass/tree/visitors/deep_copy.rb', line 98

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

#visit_mixin(node) (protected)


56
57
58
59
60
# File 'lib/sass/tree/visitors/deep_copy.rb', line 56

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

#visit_mixindef(node) (protected)


51
52
53
54
# File 'lib/sass/tree/visitors/deep_copy.rb', line 51

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

#visit_prop(node) (protected)


62
63
64
65
66
# File 'lib/sass/tree/visitors/deep_copy.rb', line 62

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

#visit_return(node) (protected)


68
69
70
71
# File 'lib/sass/tree/visitors/deep_copy.rb', line 68

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

#visit_rule(node) (protected)


73
74
75
76
# File 'lib/sass/tree/visitors/deep_copy.rb', line 73

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

#visit_supports(node) (protected)


103
104
105
106
# File 'lib/sass/tree/visitors/deep_copy.rb', line 103

def visit_supports(node)
  node.condition = node.condition.deep_copy
  yield
end

#visit_variable(node) (protected)


78
79
80
81
# File 'lib/sass/tree/visitors/deep_copy.rb', line 78

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

#visit_warn(node) (protected)


83
84
85
86
# File 'lib/sass/tree/visitors/deep_copy.rb', line 83

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

#visit_while(node) (protected)


88
89
90
91
# File 'lib/sass/tree/visitors/deep_copy.rb', line 88

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