Class: Brainstem::Cli

Inherits:
Object
  • Object
show all
Includes:
Brainstem::Concerns::Optional
Defined in:
lib/brainstem/cli.rb

Constant Summary collapse

EXECUTABLE_NAME = 
'brainstem'

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(args, options = {}) ⇒ Cli

Creates a new instance of the Cli to respond to user input.

Input is expected to be the name of the subcommand, followed by any additional arguments.



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# File 'lib/brainstem/cli.rb', line 29

def initialize(args, options = {})
  super options

  self._args              = args.dup.freeze
  self.requested_command  = args.shift
end

Instance Attribute Details

#_args ⇒ Object

Holds a copy of the initial given args for debugging purposes.



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# File 'lib/brainstem/cli.rb', line 54

def _args
  @_args
end

#requested_command ⇒ Object

Storage for the extracted command.



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# File 'lib/brainstem/cli.rb', line 59

def requested_command
  @requested_command
end

Class Method Details

.call(args, options = {}) ⇒ Brainstem::Cli

Convenience for instantiating and calling the Cli object.

Returns:



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# File 'lib/brainstem/cli.rb', line 19

def self.call(args, options = {})
  new(args, options).call
end

Instance Method Details

#call ⇒ Brainstem::Cli

Routes to an application endpoint depending on given options.

Returns:



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# File 'lib/brainstem/cli.rb', line 41

def call
  if requested_command && commands.has_key?(requested_command)
    self.command_method = commands[requested_command].method(:call)
  end

  command_method.call(_args.drop(1))

  self
end