Class: Symbolic::Method

Inherits:

Operatable

• Object
• Operatable
• Symbolic::Method

Defined in:

lib/symbolic/method.rb

Instance Method Summary

• #initialize(variable, operation) ⇒ Method constructor

  A new instance of Method.

• #to_s ⇒ Object
• #undefined_variables ⇒ Object
• #value ⇒ Object

Methods inherited from Operatable

#+@, #-@

Constructor Details

#initialize(variable, operation) ⇒ Method

Returns a new instance of Method.

# File 'lib/symbolic/method.rb', line 3

def initialize(variable, operation)
  @variable, @operation = variable, operation
end

Instance Method Details

#to_s ⇒ Object

# File 'lib/symbolic/method.rb', line 7

def to_s
  "#{@operation}(#{@variable})"
end

#undefined_variables ⇒ Object

# File 'lib/symbolic/method.rb', line 15

def undefined_variables
  @variable.undefined_variables
end

#value ⇒ Object

# File 'lib/symbolic/method.rb', line 11

def value
  Math.send @operation, @variable.value if undefined_variables.empty?
end