Class: Monolens::Core::Chain
- Inherits:
-
Object
- Object
- Monolens::Core::Chain
- Includes:
- Lens
- Defined in:
- lib/monolens/core/chain.rb
Instance Attribute Summary
Attributes included from Lens
Instance Method Summary collapse
- #call(arg, *rest) ⇒ Object
-
#initialize(lenses) ⇒ Chain
constructor
A new instance of Chain.
Methods included from Lens
#fetch_on, #is_array!, #is_enumerable!, #is_hash!, #is_string!, #option
Constructor Details
#initialize(lenses) ⇒ Chain
Returns a new instance of Chain.
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# File 'lib/monolens/core/chain.rb', line 6 def initialize(lenses) super({}) @lenses = lenses end |
Instance Method Details
#call(arg, *rest) ⇒ Object
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# File 'lib/monolens/core/chain.rb', line 11 def call(arg, *rest) result = arg @lenses.each do |lens| done = false catch(:skip) do result = lens.call(result, *rest) done = true end break unless done end result end |