tldr/pages/common/watchexec.md

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2020-05-27 20:47:48 +01:00
# watchexec
> Run arbitrary commands when files change.
> More information: <https://github.com/watchexec/watchexec>.
- Call `ls -la` when any file in the current directory changes:
`watchexec -- {{ls -la}}`
- Run `make` when any JavaScript, CSS and HTML files in the current directory change:
`watchexec --exts {{js,css,html}} make`
- Run `make` when any file in the `lib` or `src` subdirectories change:
`watchexec --watch {{lib}} --watch {{src}} {{make}}`
- Call/restart `my_server` when any file in the current directory change, sending `SIGKILL` to stop the child process:
`watchexec --restart --signal {{SIGKILL}} {{my_server}}`