Module: Sevgi::Graphics::Module

Defined in:
lib/sevgi/graphics/mixtures/call.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.call(mod, receiver) ⇒ Object 



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# File 'lib/sevgi/graphics/mixtures/call.rb', line 32

def self.call(mod, receiver, ...)
  mod._befores.each { receiver.Within(receiver, &it) } if mod.respond_to?(:_befores) && mod._befores
  # return last callable return value
  callables(mod).map { it.bind(receiver).call(...) }.last.tap do
    mod._afters.each { receiver.Within(receiver, &it) } if mod.respond_to?(:_afters) && mod._afters
  end
end

.callables(mod) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/sevgi/graphics/mixtures/call.rb', line 40

def self.callables(mod)
  raise ArgumentError, "Must be a module: #{mod}" unless mod.instance_of?(::Module)

  (mod.respond_to?(:_callables) ? mod._callables : mod.instance_methods).map { mod.instance_method(it) }
end

.extended(base) ⇒ Object 



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# File 'lib/sevgi/graphics/mixtures/call.rb', line 18

def self.extended(base)
  base.instance_exec do
    @_callables = []
    @_befores = []
    @_afters = []

    class << self
      attr_reader :_callables, :_befores, :_afters
    end

    extend(DSL)
  end
end

Instance Method Details

#method_added(method) ⇒ Object 



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# File 'lib/sevgi/graphics/mixtures/call.rb', line 6

def method_added(method)
  super

  _callables << method if public_method_defined?(method)
end