Automatically run bundle exec if required
There will probably be better solutions as we become more experienced with using Bundler, and more command line tools become Bundler-aware.
b will use bundle exec if there is a Gemfile in the working directory, and run the call without Bundler otherwise.
b spec spec
This script is part of our geordi gem on github Show archive.org snapshot .
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whenever: Make runner commands use bundle exec
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