Class: Opal::Nodes::Args::InitializeIterarg

Inherits:

Base

Object
Base
Opal::Nodes::Args::InitializeIterarg

Defined in:: opal/lib/opal/nodes/args/initialize_iterarg.rb

Overview

This node is responsible for initializing a single required block arg

proc { |a| }

Procs don't have arity checking and code like proc { |a| }.call must return nil

Instance Attribute Summary

Attributes inherited from Base

#compiler , #type

Instance Method Summary collapse

#compile ⇒ Object

Methods inherited from Base

#add_gvar , #add_ivar , #add_local , #add_temp , #children , children , #class_variable_owner , #class_variable_owner_nesting_level , #comments , #compile_to_fragments , #error , #expr , #expr? , #expr_or_nil , #fragment , handle , handlers , #has_rescue_else? , #helper , #in_ensure , #in_ensure? , #in_while? , #initialize , #process , #push , #recv , #recv? , #s , #scope , #stmt , #stmt? , truthy_optimize? , #unshift , #while_loop , #with_temp , #wrap

Methods included from Helpers

#conditional_send , #current_indent , #empty_line , #indent , #js_falsy , #js_truthy , #js_truthy_optimize , #line , #mid_to_jsid , #property , #valid_name?

Constructor Details

This class inherits a constructor from Opal::Nodes::Base

Instance Method Details

#compile ⇒ `Object`

# File 'opal/lib/opal/nodes/args/initialize_iterarg.rb', line 20
def compile
 line "if (#{name} == null) {"
 line "#{name} = nil;"
 line "}"
end