Class: AttributeConstraint

Inherits:
Object
  • Object
show all
Defined in:
lib/hosties/Definitions.rb

Overview

Constrains a named attribute to a provided set of values. This is good for things like describing environments that a set of hosts can be in, for instance Dev, QA, etc

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name) ⇒ AttributeConstraint

Returns a new instance of AttributeConstraint.



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# File 'lib/hosties/Definitions.rb', line 13

def initialize(name)
  @name = name
  @possible_vals = []
end

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/hosties/Definitions.rb', line 11

def name
  @name
end

#possible_vals ⇒ Object (readonly)

Returns the value of attribute possible_vals.



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# File 'lib/hosties/Definitions.rb', line 11

def possible_vals
  @possible_vals
end

Instance Method Details

#can_be(val, *more) ⇒ Object 



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# File 'lib/hosties/Definitions.rb', line 18

def can_be(val, *more)
  @possible_vals += (more << val)
end