Class: Object

Inherits:
BasicObject
Defined in:
lib/innate/metaid.rb,
lib/innate/scriptlines.rb,
lib/innate/tracerequire.rb

Overview

From www.whytheluckystiff.net/articles/seeingMetaclassesClearly.html

Constant Summary collapse

@@__require_depth = 
0
@@__require_count = 
0

Instance Method Summary collapse

Instance Method Details

#class_def(name, &blk) ⇒ Object

Defines an instance method within a class



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# File 'lib/innate/metaid.rb', line 23

def class_def name, &blk
  class_eval { define_method name, &blk }
end

#class_undef(name) ⇒ Object 



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# File 'lib/innate/metaid.rb', line 27

def class_undef name
  class_eval { undef_method name }
end

#meta_def(name, &blk) ⇒ Object

Adds methods to a metaclass



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# File 'lib/innate/metaid.rb', line 18

def meta_def name, &blk
  meta_eval { define_method name, &blk }
end

#meta_eval(&blk) ⇒ Object 



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# File 'lib/innate/metaid.rb', line 13

def meta_eval &blk
  metaclass.instance_eval(&blk)
end

#metaclass ⇒ Object

The hidden singleton lurks behind everyone



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# File 'lib/innate/metaid.rb', line 7

def metaclass
  class << self
    self
  end
end

#require(s) ⇒ Object 



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# File 'lib/innate/scriptlines.rb', line 36

def require *files
  r = require_before_laziness(*files)
  if r
    files.each do |f|
      fn = find_in_path f
      if fn
        fl = FileLines.new fn
        SCRIPT_LINES__[fn] = fl 
        SCRIPT_LINES__[f] = fl if f[0] == ?.
      end
    end
    ScriptLines.handle_odd_paths
  end
  return r
end

#require_before_laziness ⇒ Object 



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# File 'lib/innate/scriptlines.rb', line 35

alias :require_before_laziness :require

#require_before_tracerequire ⇒ Object 



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# File 'lib/innate/tracerequire.rb', line 2

def require *files
  r = require_before_laziness(*files)
  if r
    files.each do |f|
      fn = find_in_path f
      if fn
        fl = FileLines.new fn
        SCRIPT_LINES__[fn] = fl 
        SCRIPT_LINES__[f] = fl if f[0] == ?.
      end
    end
    ScriptLines.handle_odd_paths
  end
  return r
end