diff options
Diffstat (limited to 'danger')
-rw-r--r-- | danger/duplicate_yarn_dependencies/Dangerfile | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/danger/duplicate_yarn_dependencies/Dangerfile b/danger/duplicate_yarn_dependencies/Dangerfile new file mode 100644 index 00000000000..25f81ec86a4 --- /dev/null +++ b/danger/duplicate_yarn_dependencies/Dangerfile @@ -0,0 +1,27 @@ +# frozen_string_literal: true + +return unless helper.all_changed_files.include? 'yarn.lock' + +duplicate = `node_modules/.bin/yarn-deduplicate --list --strategy fewer yarn.lock` + .split(/$/) + .map(&:strip) + .reject(&:empty?) + +return if duplicate.empty? + +warn 'This merge request has introduced duplicated yarn dependencies.' + +markdown(<<~MARKDOWN) + ## Duplicate yarn dependencies + + The following dependencies should be de-duplicated: + + * #{duplicate.map { |path| "`#{path}`" }.join("\n* ")} + + Please run the following command and commit the changes to `yarn.lock`: + + ``` + node_modules/.bin/yarn-deduplicate --strategy fewer yarn.lock \\ + && yarn install + ``` +MARKDOWN |