Class: Tryouts::Drill::Sergeant::CLI

Inherits:
Object
  • Object
show all
Defined in:
lib/tryouts/drill/sergeant/cli.rb

Overview

CLI

The sergeant responsible for running command-line interface drills.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(*args) ⇒ CLI

Returns a new instance of CLI.



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# File 'lib/tryouts/drill/sergeant/cli.rb', line 19

def initialize(*args)
  require 'rye'           # Make sure rye is loaded
  @command = args.shift
  @rbox_args = args
  @rbox = Rye::Box.new
end

Instance Attribute Details

#command ⇒ Object

The command name to execute rbox.send(@command, *rbox_args)



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# File 'lib/tryouts/drill/sergeant/cli.rb', line 17

def command
  @command
end

#rbox ⇒ Object

Returns the value of attribute rbox.



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# File 'lib/tryouts/drill/sergeant/cli.rb', line 11

def rbox
  @rbox
end

#rbox_args ⇒ Object

An Array of arguments to be sent to rbox.send(@command, *rbox_args)



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# File 'lib/tryouts/drill/sergeant/cli.rb', line 14

def rbox_args
  @rbox_args
end

Instance Method Details

#run(block, context = nil, &inline) ⇒ Object

NOTE: Context is ignored for the CLI Sergeant.



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# File 'lib/tryouts/drill/sergeant/cli.rb', line 27

def run(block, context=nil, &inline)
  # A Proc object takes precedence over an inline block. 
  runtime = (block.nil? ? inline : block)
  response = Tryouts::Drill::Reality.new
  
  if @command.nil?
    response.command = '[block]'
  else
    response.command = '$ ' << @rbox.preview_command(@command, *@rbox_args)
  end
  
  begin
    if runtime.nil?
      ret = @rbox.send @command, *@rbox_args
      response.output = ret.stdout
      response.ecode = ret.exit_code
      response.error = ret.stderr unless ret.stderr.empty?
    else
      response.output = @rbox.instance_eval &runtime
    end

  rescue Rye::CommandNotFound => ex
    puts ex.message, ex.backtrace if Tryouts.verbose > 2
    response.etype = ex.class
    response.ecode = ex.exit_code
    response.error = "[#{@rbox.host}] Command not found: #{ex.message}"
    response.trace = ex.backtrace
  rescue Rye::CommandError => ex
    puts ex.message, ex.backtrace if Tryouts.verbose > 2
    response.etype = ex.class
    response.ecode = ex.exit_code
    response.output = ex.stdout
    response.error = ex.stderr.join $/
    response.trace = ex.backtrace
  end
  response
end