Class: Overcommit::Subprocess

Inherits:
Object
  • Object
show all
Defined in:
lib/overcommit/subprocess.rb

Overview

Manages execution of a child process, collecting the exit status and standard out/error output.

Defined Under Namespace

Classes: Result

Class Method Summary collapse

Class Method Details

.spawn(args) ⇒ Object

Spawns a new process using the given array of arguments (the first element is the command).



17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
 
# File 'lib/overcommit/subprocess.rb', line 17

def self.spawn(args)
  process = ChildProcess.build(*args)

  err = ::Tempfile.new('err')
  err.sync = true
  out = ::Tempfile.new('out')
  out.sync = true

  process.io.stderr = err
  process.io.stdout = out

  process.start
  process.wait

  err.rewind
  out.rewind

  Result.new(process.exit_code, err.read, out.read)
end