Class: RedParse::BlockParams

Inherits:
AssigneeList show all
Defined in:
lib/redparse/node.rb

Constant Summary

Constants included from FlattenedIvars

FlattenedIvars::EXCLUDED_IVARS

Instance Attribute Summary

Attributes inherited from Node

#endline, #errors, #offset, #parent, #startline

Attributes included from Stackable::Meta

#boolean_identity_params, #identity_params

Instance Method Summary collapse

Methods inherited from AssigneeList

#all_current_lvars, #lvalue_parsetree, #old_parsetree

Methods inherited from ValueNode

#lvalue, #reducer_method

Methods inherited from Node

#+, #+@, #==, [], #[]=, #add_parent_links!, #args_rip, #begin_parsetree, #classic_inspect, create, #data, #deep_copy, #delete_extraneous_ivars!, #delete_linenums!, #depthwalk, #depthwalk_nodes, #error?, #evalable_inspect, #fixup_multiple_assignments!, #fixup_rescue_assignments!, #force_stmt_list_rip, #image, #initialize_ivars, inline_symbols, #inspect, #lhs_unparse, #linerange, #lvalue, #lvars_defined_in, #merge_replacement_session, namelist, #negate, #original_brackets_assign, param_names, #parsetrees, #pretty_print, #prohibit_fixup, #replace_ivars_and_self, #replace_value, #rescue_parsetree, #rfind, #rfind_all, #rgrep, #rip_and_rescues, #rip_explode!, #short_inspect, #stmts_rip, #to_parsetree, #to_parsetree_and_warnings, #to_ruby, #to_s, #unary, #walk, #xform_tree!

Methods included from Stackable::Meta

#build_exemplars, #enumerate_exemplars, #identity_param

Methods included from FlattenedIvars

#flattened_ivars, #flattened_ivars_equal?

Methods included from Stackable

#identity_name

Constructor Details

#initialize(data) ⇒ BlockParams

Returns a new instance of BlockParams.



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# File 'lib/redparse/node.rb', line 2759

def initialize(data)
  item=data.first if data.size==1
  #elide 1 layer of parens if present
  if ParenedNode===item
    item=item.first
    data=CommaOpNode===item ? Array.new(item) : [item]
    @had_parens=true
  end
  data= Array.new(data) if CommaOpNode===data

  super(data) unless data.empty?
end

Instance Method Details

#parsetree(o) ⇒ Object 



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# File 'lib/redparse/node.rb', line 2780

def parsetree o
  result=super
  result.push nil if UnaryStarNode===self.last || size>1 #and o[:ruby187]
  result
end

#unparse(o = default_unparse_options) ⇒ Object 



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# File 'lib/redparse/node.rb', line 2772

def unparse o=default_unparse_options
  if defined? @had_parens
    "|("+super+")|" 
  else
    "|"+super+"|" 
  end
end