Module: Chef::Knife::API

Included in:
Rake::API
Defined in:
lib/knife/api.rb,
lib/knife/api/version.rb

Overview

adding API module to existing Chef::Knife packaging

Defined Under Namespace

Modules: Support

Constant Summary collapse

VERSION = 
'0.1.5'

Instance Method Summary collapse

Instance Method Details

#knife(command, args = []) ⇒ Object 



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# File 'lib/knife/api.rb', line 30

def knife(command, args = [])
  Chef::Knife::API::Support.run_knife(command, args)
end

#knife_capture(command, args = [], input = nil) ⇒ Object 



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# File 'lib/knife/api.rb', line 34

def knife_capture(command, args = [], input = nil)
  null = Gem.win_platform? ? File.open('NUL:', 'r') : File.open('/dev/null', 'r')

  warn = $VERBOSE
  $VERBOSE = nil
  stderr, stdout, stdin = STDERR, STDOUT, STDIN

  Object.const_set('STDERR', StringIO.new('', 'r+'))
  Object.const_set('STDOUT', StringIO.new('', 'r+'))
  Object.const_set('STDIN', input ? StringIO.new(input, 'r') : null)
  $VERBOSE = warn

  status = Chef::Knife::API::Support.run_knife(command, args)
  return STDOUT.string, STDERR.string, status
ensure
  warn = $VERBOSE
  $VERBOSE = nil
  Object.const_set('STDERR', stderr)
  Object.const_set('STDOUT', stdout)
  Object.const_set('STDIN', stdin)
  $VERBOSE = warn
  null.close
end