watchexec — Run arbitrary commands when files change. See also: `entr`. More information: <https://manned.org/wa

Call `ls -la` when any file in the current directory changes

watchexec {{ls -la}}

Run `make` when any JavaScript, CSS, and HTML file in the current directory changes

watchexec {{[-e|--exts]}} {{js,css,html}} make

Run `make` when any file in the `lib` or `src` directory changes

watchexec {{[-w|--watch]}} {{lib}} {{[-w|--watch]}} {{src}} {{make}}

Call/restart `my_server` when any file in the current directory changes, sending `SIGKILL` to stop the child process

watchexec {{[-r|--restart]}} --stop-signal {{SIGKILL}} {{my_server}}

Restart the execution of a command when any Java source file in the current directory changes, sending `SIGKILL` and only checking for updates every `10000` ms

watchexec {{[-r|--restart]}} --stop-signal {{SIGKILL}} --poll 10000 {{[-e|--exts]}} {{java}} {{command}}