First clone this repository to your laptop:
cd ~/code
git clone git@github.com:RobertoBarros/rspec_explain_formatter.git
rspec --require ~/code/rspec_explain_formatter/explain_formatter.rb --format ExplainFormatter
To execute only a group of spect use the -t
option, like:
rspec -t meal --require ~/code/rspec_explain_formatter/explain_formatter.rb --format ExplainFormatter