go-onchange

Run a command when watched files change.

Please report any issues you encounter.

Usage

Run a command when watched files change.

Usage:
onchange [options] command [args]

Options:
  -c    clear screen before each execution
  -d int
        ignore too fast reruns within time limit (ms) (default 10)
  -dry
        show a list of watched paths and exit
  -f string
        file pattern regular expression (default ".+")
  -i    run command immediately (don't wait for first event)
  -k    kill long-running command on new events
  -p int
        file poll interval (ms) (default 100)
  -r    watch directory recursively
  -w string
        directory to search from (default ".")

Examples

Watch all go files recursively from current directory and run go build on changes:

onchange -c -i -f \.go$ -r go build

Run a built binary after it has been built, and notify when build is complete:

onchange -i -r bash -c "go build && notify-send go 'Build complete' && ./foobin"

Install

$ go install github.com/stigok/go-onchange

Make sure you have $GOPATH/bin added to your $PATH.

Building

$ go build

License

The underlying library used to watch files is written by Benjamin Radovsky (BSD 3-Clause "New" or "Revised" License). Read the full license text in pkg/github.com/radovskyb/watcher/LICENSE.