Class: Rubber::C_Struct

Inherits:
C_Class show all
Includes:
RegisterChildren
Defined in:
lib/rubber/codegen/struct.rb

Instance Attribute Summary collapse

Attributes included from RegisterChildren

#source_file, #source_line

Attributes inherited from C_Class

#doc, #post_except, #post_func, #post_only, #pre_except, #pre_func, #pre_only

Attributes inherited from C_Module

#doc

Instance Method Summary collapse

Methods included from RegisterChildren

#cname, #register_children

Methods inherited from C_Class

#check_wrap_ok, #code

Methods inherited from C_Module

#add_alias, #code, #contents, #external?, #register_aliases

Instance Attribute Details

#child_namesObject (readonly)

Returns the value of attribute child_names


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# File 'lib/rubber/codegen/struct.rb', line 7

def child_names
  @child_names
end

Instance Method Details

#declare(io) ⇒ Object


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# File 'lib/rubber/codegen/struct.rb', line 13

def declare(io)
  io.puts "static VALUE #{cname};"
end

#default_cnameObject


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# File 'lib/rubber/codegen/struct.rb', line 17

def default_cname
  "struct"+name
end

#doc_rd(io) ⇒ Object


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# File 'lib/rubber/codegen/struct.rb', line 20

def doc_rd(io)
  depth = (fullname.gsub(/[^:]/,'').size >> 1)
  io.puts "=#{'=' * depth} enum #{fullname}"
end

#fullnameObject


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# File 'lib/rubber/codegen/struct.rb', line 27

def fullname()
  if parent and parent.respond_to?(:fullname)
    "#{parent.fullname}::#{name}"
  else
    name
  end
end

#get_rootObject


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# File 'lib/rubber/codegen/struct.rb', line 24

def get_root(); is_root? ? self : parent.get_root; end

#initObject


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# File 'lib/rubber/codegen/struct.rb', line 8

def init
	@functions = []
	@classes = []
	@methods = []
end

#is_root?Boolean

Returns:

  • (Boolean)

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# File 'lib/rubber/codegen/struct.rb', line 24

def is_root?()
  not parent.respond_to?(:fullname)
end

#register(io, already_defined = false) ⇒ Object


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# File 'lib/rubber/codegen/struct.rb', line 52

def register(io, already_defined=false)
  io.puts "  #{cname} = rb_struct_define(#{name.inspect}, #{args.map{|m|m[0]==?" && m || m.inspect}.join(', ')}, NULL);"
  if parent
    io.puts "    rb_define_const(#{parent.cname}, #{name.inspect}, #{cname});"
  else
    #io.puts "    rb_define_const(#{parent.cname}, #{name.inspect}, #{cname});"
  end
  register_children(io)
end

#same_prefix(arr) ⇒ Object


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# File 'lib/rubber/codegen/struct.rb', line 34

def same_prefix(arr)
  for i in arr
    return false if arr.first.first != i.first
  end
  return true
end

#strip_prefixes(arr) ⇒ Object


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# File 'lib/rubber/codegen/struct.rb', line 40

def strip_prefixes(arr)
  splits = arr.collect { |i| i.strip.split(/_/) }
  while (same_prefix(splits))
    splits.each { |i| i.shift }
  end
  splits.collect!{|i| i.join('_') }
  splits
end