Chapter 14: Circle CI UI Logging and Debugging

1. The API Endpoint was POST https://circleci.com/api/v1.1/project/:vcs-type/:username/:project/follow?circle-token=:token.
2. Yes the cat utility can be used to create new files you can do the following:

cat > somefile
# input
input
Press Control D

3. You would use the vertical Pipe operator (|) to create a multi-line command like this for example:

- run:
name: Run Tests and Run Code Coverage with NYC
command: |
echo "Generate Code Coverage"
npm test
echo "Show the coverage"
npm run coverage
# or simply
- run: |
    echo "Generate Code Coverage"
npm test
echo "Show the coverage"
npm run coverage

 

 

4. Yes if you run the set -x option in a script and are setting secrets they may leak into standard output so instead store secrets or keys in project or context settings in the CircleCI app.
5. The CLI command to validate your config yml script is circleci config validate.
6. Yes they can if you go the project settings and look at Environment Variables and use the Import Variables button.
7. We used the save_cache and restore_cache declarations.