Class: Object

Inherits:
BasicObject
Defined in:
lib/ruby_patch/object.rb

Instance Method Summary collapse

Instance Method Details

#__DIR__ ⇒ Object 



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# File 'lib/ruby_patch/object.rb', line 18

def __DIR__()
  called_from = parse_caller(caller(1).first)[:file]
  dir = File.dirname(called_from)
  File.expand_path(dir)
end

#__METHOD__ ⇒ Object 



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# File 'lib/ruby_patch/object.rb', line 24

def __METHOD__()
  parse_caller(caller(1).first)[:method]
end

#check_type(var, *allow) ⇒ Object

Check type of var. allow is an array which contains Symbol, String or Class object which represents allowable classes. allow can be nested array because they are flattened.



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# File 'lib/ruby_patch/object.rb', line 36

def check_type(var, *allow)
  if allow.flatten\
      .map{|klass| klass.to_s.to_sym}\
      .include?(var.class.to_s.to_sym)
    var
  else
    raise TypeError, "#{var}:#{var.class} is not one of #{allow.flatten}"
  end
end

#deep_clone ⇒ Object

Create a deep clone by using Marshal.



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# File 'lib/ruby_patch/object.rb', line 29

def deep_clone()
  Marshal.load(Marshal.dump(self))
end

#parse_caller(backtrace) ⇒ Hash 



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# File 'lib/ruby_patch/object.rb', line 5

def parse_caller(backtrace)
  if /\A(.+?):(\d+)(?::in `(.*)')?/ =~ backtrace
    file = $1
    line = $2.to_i
    method = $3
    {
      file: file,
      line: line,
      method: method,
    }
  end
end