Class: Method

Inherits:
Object show all
Defined in:
opal/opal/corelib/method.rb,
opal/opal/corelib/marshal/write_buffer.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(receiver, owner, method, name) ⇒ Method

Returns a new instance of Method.



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# File 'opal/opal/corelib/method.rb', line 4

def initialize(receiver, owner, method, name)
  @receiver = receiver
  @owner    = owner
  @name     = name
  @method   = method
end

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'opal/opal/corelib/method.rb', line 2

def name
  @name
end

#owner ⇒ Object (readonly)

Returns the value of attribute owner.



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# File 'opal/opal/corelib/method.rb', line 2

def owner
  @owner
end

#receiver ⇒ Object (readonly)

Returns the value of attribute receiver.



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# File 'opal/opal/corelib/method.rb', line 2

def receiver
  @receiver
end

Instance Method Details

#__marshal__(buffer) ⇒ Object

Raises:



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# File 'opal/opal/corelib/marshal/write_buffer.rb', line 101

def __marshal__(buffer)
  raise TypeError, "no _dump_data is defined for class #{self.class}"
end

#arity ⇒ Object 



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# File 'opal/opal/corelib/method.rb', line 11

def arity
  @method.arity
end

#call(*args, &block) ⇒ Object Also known as: [] 



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# File 'opal/opal/corelib/method.rb', line 27

def call(*args, &block)
  %x{
    #{@method}.$$p = block;

    return #{@method}.apply(#{@receiver}, args);
  }
end

#comments ⇒ Object 



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# File 'opal/opal/corelib/method.rb', line 23

def comments
  `#{@method}.$$comments` || []
end

#inspect ⇒ Object 



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# File 'opal/opal/corelib/method.rb', line 52

def inspect
  "#<#{self.class}: #{@receiver.class}##{@name} (defined in #{@owner} in #{source_location.join(':')})>"
end

#parameters ⇒ Object 



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# File 'opal/opal/corelib/method.rb', line 15

def parameters
  `#{@method}.$$parameters`
end

#source_location ⇒ Object 



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# File 'opal/opal/corelib/method.rb', line 19

def source_location
  `#{@method}.$$source_location` || ['(eval)', 0]
end

#to_proc ⇒ Object 



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# File 'opal/opal/corelib/method.rb', line 41

def to_proc
  %x{
    var proc = self.$call.bind(self);
    proc.$$unbound = #{@method};
    proc.$$is_lambda = true;
    proc.$$arity = #{@method}.$$arity;
    proc.$$parameters = #{@method}.$$parameters;
    return proc;
  }
end

#unbind ⇒ Object 



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# File 'opal/opal/corelib/method.rb', line 37

def unbind
  UnboundMethod.new(@receiver.class, @owner, @method, @name)
end