Class Sass::Tree::DebugNode
In: lib/sass/tree/debug_node.rb
Parent: Node
Haml::Util Engine Color SyntaxError UnitConversionError StandardError Node Operation Literal UnaryOperation Funcall Variable Number String Bool EvaluationContext Node\n[lib/sass/css.rb\nlib/sass/tree/node.rb] DebugNode IfNode CommentNode ForNode MixinNode VariableNode ImportNode WhileNode MixinDefNode Repl CSS Environment Lexer Parser PropNode\n[lib/sass/css.rb\nlib/sass/tree/prop_node.rb] DirectiveNode\n[lib/sass/css.rb\nlib/sass/tree/directive_node.rb] RuleNode\n[lib/sass/css.rb\nlib/sass/tree/rule_node.rb] Rack lib/sass/repl.rb lib/sass/css.rb lib/sass/environment.rb lib/sass/error.rb lib/sass/engine.rb lib/sass/script/lexer.rb lib/sass/script/color.rb lib/sass/script/string.rb lib/sass/script/unary_operation.rb lib/sass/script/variable.rb lib/sass/script/funcall.rb lib/sass/script/operation.rb lib/sass/script/bool.rb lib/sass/script/parser.rb lib/sass/script/literal.rb lib/sass/script/node.rb lib/sass/script/number.rb lib/sass/script/functions.rb Functions Script Files lib/sass/tree/while_node.rb lib/sass/tree/if_node.rb lib/sass/tree/mixin_def_node.rb lib/sass/tree/debug_node.rb lib/sass/tree/for_node.rb lib/sass/tree/import_node.rb lib/sass/tree/prop_node.rb lib/sass/tree/node.rb lib/sass/tree/comment_node.rb lib/sass/tree/mixin_node.rb lib/sass/tree/directive_node.rb lib/sass/tree/rule_node.rb lib/sass/tree/variable_node.rb Tree lib/sass/plugin/rack.rb Plugin Sass dot/m_54_0.png

A dynamic node representing a Sass `@debug` statement.

@see Sass::Tree

Methods

_perform   new  

Public Class methods

@param expr [Script::Node] The expression to print

[Source]

    # File lib/sass/tree/debug_node.rb, line 8
 8:       def initialize(expr)
 9:         @expr = expr
10:         super()
11:       end

Protected Instance methods

Prints the expression to STDERR.

@param environment [Sass::Environment] The lexical environment containing

  variable and mixin values

[Source]

    # File lib/sass/tree/debug_node.rb, line 19
19:       def _perform(environment)
20:         res = @expr.perform(environment)
21:         if filename
22:           STDERR.puts "#{filename}:#{line} DEBUG: #{res}"
23:         else
24:           STDERR.puts "Line #{line} DEBUG: #{res}"
25:         end
26:         []
27:       end

[Validate]