which.cr

Adds the which command to Crystal code.

That is, when given an executable name, returns the absolute path to the executable.

Installation

1. Add the dependency to your shard.yml:

   dependencies:
     which.cr:
       github: dscottboggs/which.cr
   

2. Run shards install

Usage

require "which"

which "bash"           # => Path["/bin/bash"]
which? "fake-command"  # => nil

Development

Optimization or cross-platform suggestions are welcome. Feel free to open a pull request or issue.

Contributing

1. Fork it (https://github.com/dscottboggs/which.cr/fork)
2. Create your feature branch (git checkout -b my-new-feature)
3. Commit your changes (git commit -am 'Add some feature')
4. Push to the branch (git push origin my-new-feature)
5. Create a new Pull Request

Contributors

• D. Scott Boggs - creator and maintainer