Audit gitlab.com repositories

Library/Homebrew/.rubocop.yml

@@ -56,7 +56,7 @@ Metrics/MethodLength:
   Max: 300
 Metrics/ModuleLength:
   Enabled: true
-  Max: 500
+  Max: 550
 Metrics/PerceivedComplexity:
   Enabled: true
   Max: 100

Library/Homebrew/dev-cmd/audit.rb

@@ -565,16 +565,8 @@ module Homebrew
     end
 
     def audit_github_repository
-      return unless @core_tap
-      return unless @online
-      return unless @new_formula
-
-      regex = %r{https?://github\.com/([^/]+)/([^/]+)/?.*}
-      _, user, repo = *regex.match(formula.stable.url) if formula.stable
-      _, user, repo = *regex.match(formula.homepage) unless user
-      return if !user || !repo
-
-      repo.gsub!(/.git$/, "")
+      user, repo = get_repo_data(%r{https?://github\.com/([^/]+)/([^/]+)/?.*})
+      return if user.nil?
 
       begin
         metadata = GitHub.repository(user, repo)
@@ -595,6 +587,40 @@ module Homebrew
       new_formula_problem "GitHub repository too new (<30 days old)"
     end
 
+    def audit_gitlab_repository
+      user, repo = get_repo_data(%r{https?://gitlab\.com/([^/]+)/([^/]+)/?.*})
+      return if user.nil?
+
+      out, _, status= curl_output("--request", "GET", "https://gitlab.com/api/v4/projects/#{user}%2F#{repo}")
+      return unless status.success?
+
+      metadata = JSON.parse(out)
+      return if metadata.nil?
+
+      new_formula_problem "GitLab fork (not canonical repository)" if metadata["fork"]
+      if (metadata["forks_count"] < 30) && (metadata["star_count"] < 75)
+        new_formula_problem "GitLab repository not notable enough (<30 forks and <75 stars)"
+      end
+
+      return if Date.parse(metadata["created_at"]) <= (Date.today - 30)
+
+      new_formula_problem "GitLab repository too new (<30 days old)"
+    end
+
+    def get_repo_data(regex)
+      return unless @core_tap
+      return unless @online
+      return unless @new_formula
+
+      _, user, repo = *regex.match(formula.stable.url) if formula.stable
+      _, user, repo = *regex.match(formula.homepage) unless user
+      return if !user || !repo
+
+      repo.gsub!(/.git$/, "")
+
+      [user, repo]
+    end
+
     def audit_specs
       problem "Head-only (no stable download)" if head_only?(formula)
       problem "Devel-only (no stable download)" if devel_only?(formula)

Library/Homebrew/test/dev-cmd/audit_spec.rb

@@ -225,6 +225,20 @@ module Homebrew
       end
     end
 
+    describe "#audit_gitlab_repository" do
+      specify "#audit_gitlab_repository for stars, forks and creation date" do
+        fa = formula_auditor "foo", <<~RUBY, strict: true, online: true
+          class Foo < Formula
+            homepage "https://gitlab.com/libtiff/libtiff"
+            url "https://brew.sh/foo-1.0.tgz"
+          end
+        RUBY
+
+        fa.audit_gitlab_repository
+        expect(fa.problems).to eq([])
+      end
+    end
+
     describe "#audit_deps" do
       describe "a dependency on a macOS-provided keg-only formula" do
         describe "which is whitelisted" do