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31 lines
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Plaintext
31 lines
1.0 KiB
Plaintext
---
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syntax: markdown
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tags: [tldr, common]
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source: https://github.com/tldr-pages/tldr.git
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---
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# watchexec
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> Run arbitrary commands when files change.
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> See also: `entr`.
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> More information: <https://manned.org/watchexec>.
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- Call `ls -la` when any file in the current directory changes:
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`watchexec {{ls -la}}`
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- Run `make` when any JavaScript, CSS, and HTML file in the current directory changes:
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`watchexec {{[-e|--exts]}} {{js,css,html}} make`
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- Run `make` when any file in the `lib` or `src` directory changes:
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`watchexec {{[-w|--watch]}} {{lib}} {{[-w|--watch]}} {{src}} {{make}}`
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- Call/restart `my_server` when any file in the current directory changes, sending `SIGKILL` to stop the child process:
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`watchexec {{[-r|--restart]}} --stop-signal {{SIGKILL}} {{my_server}}`
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- Restart the execution of a command when any Java source file in the current directory changes, sending `SIGKILL` and only checking for updates every `n`ms:
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`watchexec {{[-r|--restart]}} --stop-signal {{SIGKILL}} --poll {{10000}} {{[-e|--exts]}} {{java}} {{command}}`
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