A thin wrapper around child_process.spawn which provides restarts.
Constructor. Sets the stage for the child process.
Arguments
Options - Object - (req)
- cmd - String - (req) Current working directory of the child process
- env - Object - (opt) Environment key-value pairs
- cwd - Object - (opt) Absolute working directory of the child process
- args - Array - (opt) List of string arguments
- restarts - Integer - (opt) After death, how many times to restart
-
- -1: forever
-
- 0: no restarts
-
- x: restart x-times
- restartDelay - Decimal - (opt) Delay between restarts
- onStdout - Function - (opt) callback for child.stdout
- onSterr - Function - (opt) callback for child.stderr
Defaults
Example
// simple example
spawn = Spawn({
cmd: 'echo'
, args: ['i love pancakes!']
})// make sure to use absolute path
spawn = Spawn({
cmd: 'ilove.sh'
, args: ['pancakes!']
, cwd: '/Users/steve/git/scripts'
})Start the cmd with the options provided.
Arguments
None
Convenience function. Overides options.restarts to 0. Runs command exactly once no matter the options passed into the constructor.
Convenience function. Overides options.restarts to -1. Runs command indefinitely no matter the options passed into the constructor.
Shut down the child and dont let it restart.