tldr/pages/common/reflex.md

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2020-11-07 05:03:39 +00:00
# reflex
> Watch a directory and rerun a command when certain files change.
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> More information: <https://github.com/cespare/reflex>.
- Rebuild with `make` if any file changes:
`reflex make`
- Compile and run Go application if any `.go` file changes:
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`reflex --regex='{{\.go$}}' {{go run .}}`
- Ignore a directory when watching for changes:
`reflex --inverse-regex='{{^dir/}}' {{command}}`
- Run command when reflex starts and restarts on file changes:
`reflex --start-service=true {{command}}`
- Substitute the filename that changed in:
`reflex -- echo {}`