Class: Meta::RouteDSL::ChainBuilder

Inherits:
Object
  • Object
show all
Defined in:
lib/meta/route_dsl/chain_builder.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ ChainBuilder

Returns a new instance of ChainBuilder.



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# File 'lib/meta/route_dsl/chain_builder.rb', line 6

def initialize
  @blocks = []
end

Instance Method Details

#authorize(&block) ⇒ Object 



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# File 'lib/meta/route_dsl/chain_builder.rb', line 34

def authorize(&block)
  do_any {
    permitted = instance_eval(&block)
    raise Errors::NotAuthorized unless permitted
  }
end

#build ⇒ Object 



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# File 'lib/meta/route_dsl/chain_builder.rb', line 10

def build
  blocks = @blocks
  proc do
    blocks.each { |b| instance_exec &b }
  end
end

#do_any(&block) ⇒ Object 



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# File 'lib/meta/route_dsl/chain_builder.rb', line 17

def do_any(&block)
  @blocks << block

  self
end

#resource(&block) ⇒ Object 



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# File 'lib/meta/route_dsl/chain_builder.rb', line 23

def resource(&block)
  do_any {
    resource = instance_exec(&block)

    raise Errors::ResourceNotFound if resource.nil?

    # 为 execution 添加一个 resource 方法
    define_singleton_method(:resource) { resource }
  }
end

#set_status(&block) ⇒ Object 



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# File 'lib/meta/route_dsl/chain_builder.rb', line 41

def set_status(&block)
  do_any {
    response.status = instance_exec(&block)
  }
end