Class: Red::DefinitionNode::Class

Inherits:
Red::DefinitionNode show all
Defined in:
lib/red/nodes/definition_nodes.rb

Overview

:nodoc:

Instance Method Summary collapse

Methods inherited from String

#%, #*, #+, #<<, #<=>, #==, #=~, #[], #[]=, #capitalize, #capitalize!, #casecmp, #center, #chomp, #chomp!, #chop, #chop!, #concat, #count, #crypt, #delete, #delete!, #downcase, #downcase!, #each, #each_byte, #each_line, #empty?, #eql?, #gsub, #gsub!, #hash, #hex, #include?, #index, #insert, #inspect, #intern, #length, #ljust, #lstrip, #lstrip!, #match, #next, #next!, #oct, #replace, #reverse, #reverse!, #rindex, #rjust, #rstrip, #rstrip!, #scan, #size, #slice, #slice!, #split, #squeeze, #strip, #strip!, #strip_scripts, #sub, #sub!, #succ, #succ!, #sum, #swapcase, #swapcase!, #to_f, #to_i, #to_s, #to_str, #to_sym, #tr, #tr!, #tr_s, #tr_s!, #upcase, #upcase!, #upto

Constructor Details

#initialize(class_name_sexp, superclass_sexp, scope_sexp, options = {}) ⇒ Class

:class, :Foo, (expression), [:scope, (expression | :block)]

> superclass doesn’t show up sometimes when namespaced a certain way; I forgot what the pattern is though



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# File 'lib/red/nodes/definition_nodes.rb', line 14

def initialize(class_name_sexp, superclass_sexp, scope_sexp, options = {})
  (options = scope_sexp) && (scope_sexp = superclass_sexp) && (superclass_sexp = nil) if scope_sexp.is_a?(Hash)
  superclass = (superclass_sexp || [:const, :Object]).red!
  class_name = "%s" % class_name_sexp.red!
  
  if class_name_sexp.is_sexp?(:colon3)
    old_namespace_stack = @@namespace_stack
    namespaced_class    = class_name
    @@namespace_stack   = [namespaced_class]
  elsif class_name_sexp.is_sexp?(:colon2)
    @@namespace_stack.push(class_name)
    namespaced_class    = class_name
    class_name          = class_name_sexp.last.red!
  else
    class_name = "c$%s" % class_name_sexp.red!
    @@namespace_stack.push(class_name)
    namespaced_class    = @@namespace_stack.join(".")
  end
  @@red_constants |= [namespaced_class]
  
  scope = scope_sexp.red!(:as_class_eval => true)
  
  self << "\n\nRed._class('%s',%s,function(){ var _=%s.prototype;\n  %s;\n})" % [namespaced_class.gsub("c$",""), superclass, namespaced_class, scope]
  
  old_namespace_stack.nil? ? @@namespace_stack.pop : @@namespace_stack = old_namespace_stack
end