Class: KeyVortex::Constraint::Minimum

Inherits:
Base
  • Object
show all
Defined in:
lib/key_vortex/constraint/minimum.rb

Overview

Enforces that objects which respond to #>= are greater than the defined limit.

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from Base

#applies_to?, #to_s

Constructor Details

#initialize(limit) ⇒ Minimum

Returns a new instance of Minimum.

Parameters:

  • limit (Integer) —

    The minimum allowed value



14
15
16
17
 
# File 'lib/key_vortex/constraint/minimum.rb', line 14

def initialize(limit)
  super()
  @limit = limit
end

Instance Attribute Details

#limit ⇒ Integer (readonly)

Returns The minimum allowed value.

Returns:

  • (Integer) —

    The minimum allowed value



11
12
13
 
# File 'lib/key_vortex/constraint/minimum.rb', line 11

def limit
  @limit
end

Instance Method Details

#accepts?(value) ⇒ Boolean

Returns True if value >= limit.

Parameters:

  • value (Object) —

    Must respond to #>=

Returns:

  • (Boolean) —

    True if value >= limit



32
33
34
 
# File 'lib/key_vortex/constraint/minimum.rb', line 32

def accepts?(value)
  value >= limit
end

#attribute ⇒ Symbol

Returns :minimum.

Returns:

  • (Symbol) —

    :minimum



20
21
22
 
# File 'lib/key_vortex/constraint/minimum.rb', line 20

def attribute
  :minimum
end

#within?(constraint) ⇒ Boolean

Returns True if limit >= constraint.limit.

Parameters:

Returns:

  • (Boolean) —

    True if limit >= constraint.limit



26
27
28
 
# File 'lib/key_vortex/constraint/minimum.rb', line 26

def within?(constraint)
  super && limit >= constraint.limit
end