1 files changed, 17 insertions, 0 deletions
diff --git a/scripts/linters/no_mod_rs.rb b/scripts/linters/no_mod_rs.rb
new file mode 100755
index 0000000..c165637
--- /dev/null
+++ b/scripts/linters/no_mod_rs.rb
@@ -0,0 +1,17 @@
+def no_mod_rs(root_dir, excludes = [])
+  pattern = root_dir.join('crates', '*', 'src', '**', 'mod.rs').to_s
+  errors = Dir.glob(pattern).sort.filter_map do |path|
+    relative = Pathname.new(path).relative_path_from(root_dir).to_s
+    next if excludes.include?(relative)
+
+    relative
+  end
+
+  return true if errors.empty?
+
+  puts 'Found `mod.rs` file(s). Use `src/<submodule>.rs` instead of `<submodule>/mod.rs`:'
+  errors.each do |path|
+    puts "  #{path}"
+  end
+  false
+end