Class: Ant::Bot::Command

Inherits:
Object
  • Object
show all
Defined in:
lib/ant/bot/command_definition.rb

Overview

Object that wraps a command, it is analogus to a route definition. it currently only gets a param list, but it will be extended to a more complex DSL.

Instance Method Summary collapse

Constructor Details

#initialize(params, block) ⇒ Command

Receives a list of params as symbols and the lambda with the block.



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# File 'lib/ant/bot/command_definition.rb', line 10

def initialize(params, block)
  @params = params
  @block = block
end

Instance Method Details

#execute(params) ⇒ Object

Calls the block with the params list. Fails if there is a missing param



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# File 'lib/ant/bot/command_definition.rb', line 16

def execute(params)
  raise 'NotReady' unless ready?(params)

  @block.call(params)
end

#next_missing_param(current_params) ⇒ Object

Finds the first empty param from the given parameter



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# File 'lib/ant/bot/command_definition.rb', line 28

def next_missing_param(current_params)
  @params.find { |key| !current_params.key?(key) }
end

#ready?(current_params) ⇒ Boolean

Checks if the params object given contains all the needed values

Returns:

  • (Boolean) 


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# File 'lib/ant/bot/command_definition.rb', line 23

def ready?(current_params)
  @params.all? { |key| current_params.key?(key) }
end