crow
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maaslalani
Run commands when files change.
Crow
crow is a simple command-line utility that lets you run arbitrary commands when certain files change.
Demo
A demonstration of crow being used to re-execute tests every time a file is saved. Also, see other use cases.
Installation
Install with go get
go get github.com/maaslalani/crow
Install from source
Clone this repository and cd into it.
git clone [email protected]:maaslalani/crow.git && cd crow
Install crow with go install.
go install
Ensure ~/go/bin is in your PATH.
Usage
crow [--watch path] [--ext extensions] command
or pipe in a list of filenames to watch from stdin from fd, find, ls, echo, etc...
filenames | crow command
Use cases
Use crow to run tests once you save main.go.
crow -w main.go go test ./...
echo main.go | crow go test ./...
Automatically restart your server on changes (watches all files in the current directory).
crow go run main.go
Live preview markdown in your terminal with glow.
crow -w README.md glow README.md
fd .md | crow glow README.md
Use crow with !! to watch files and run the last command.
crow !!
Alternatives
Contributing
Pull requests are welcome.
maaslalani