Class: Keisan::Function

Inherits:

Object

• Object
• Keisan::Function

Defined in:

lib/keisan/function.rb

Direct Known Subclasses

Keisan::Functions::Rand, Keisan::Functions::Sample

Instance Attribute Summary

• #name ⇒ Object readonly

  Returns the value of attribute name.

Instance Method Summary

• #call(context, *args) ⇒ Object
• #initialize(name, function_proc) ⇒ Function constructor

  A new instance of Function.

Constructor Details

#initialize(name, function_proc) ⇒ Function

Returns a new instance of Function.

Raises:

• (Keisan::Exceptions::InvalidFunctionError)

# File 'lib/keisan/function.rb', line 5

def initialize(name, function_proc)
  raise Keisan::Exceptions::InvalidFunctionError.new unless function_proc.is_a?(Proc)
  @name = name
  @function_proc = function_proc
end

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name.

# File 'lib/keisan/function.rb', line 3

def name
  @name
end

Instance Method Details

#call(context, *args) ⇒ Object

# File 'lib/keisan/function.rb', line 11

def call(context, *args)
  @function_proc.call(*args)
end