Dangerfile

# Sometimes it's a README fix, or something like that - which isn't relevant for
# including in a project's CHANGELOG for example
declared_trivial = github.pr_title.include? "#trivial"

# Make it more obvious that a PR is a work in progress and shouldn't be merged yet
warn("PR is classed as Work in Progress") if github.pr_title.include? "[WIP]"

# Warn when there is a big PR
warn("Big PR") if git.lines_of_code > 500

# Don't let testing shortcuts get into master by accident
fail("fdescribe left in tests") if `grep -r fdescribe spec/ `.length > 1
fail("fit left in tests") if `grep -r fit spec/ `.length > 1

# Ensure that labels have been used on the PR
failure "Please add labels to this PR" if github.pr_labels.empty?

# Ensure there is a summary for a PR
failure "Please provide a summary in the Pull Request description" if github.pr_body.length < 5

# Note when a PR cannot be manually merged, which goes away when you can
can_merge = github.pr_json["mergeable"]
warn("This PR cannot be merged yet.", sticky: false) unless can_merge

# Ensure that body of PR is not empty
failure "Please add text to PR body" if github.pr_body.empty?

# Changelog check
changelog.check!

# Commit lint check
commit_lint.check

# Runs rails_best_practices on modified and added files in the PR
rails_best_practices.lint

# Suggest code changes through inline comments in pull requests.
suggester.suggest

# README.md has a TOC
toc.check!

# Runs danger-rubocop linter
rubocop.lint