Class: Contracts::Keys

Inherits:
Object
  • Object
show all
Defined in:
lib/contracts/gen.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(required, optional) ⇒ Keys

Returns a new instance of Keys.



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# File 'lib/contracts/gen.rb', line 15

def initialize(required, optional)
  @required = required
  @optional = optional
end

Class Method Details

.[](spec) ⇒ Object 



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# File 'lib/contracts/gen.rb', line 8

def self.[](spec)
  if !spec.key?(:required) and !spec.key?(:optional)
    raise ':required or :optional keys must be specified'
  end
  new(spec[:required], spec[:optional])
end

Instance Method Details

#generate ⇒ Object 



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# File 'lib/contracts/gen.rb', line 28

def generate
  h = {}
  unless @required.nil? or @required.empty?
    @required.each do |(k, contract)|
      h[k] = ::Gen.generate(contract)
    end
  end
  unless @optional.nil? or @optional.empty?
    n = Faker::Number.between(0, @optional.keys.length)
    keys = @optional.keys.sample(n)
    keys.each do |k|
      contract = @optional[k]
      h[k] = ::Gen.generate(contract)
    end
  end
  h
end

#valid?(value) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/contracts/gen.rb', line 20

def valid?(value)
  if not value.respond_to?(:[])
    false
  else
    @required.all? { |(k, v)| Contract.valid?(value[k], v) }
  end
end