Mark bun.lock as generated (#7690)

Author: risu729

lib/linguist/generated.rb

@@ -75,6 +75,7 @@ def generated?
       esy_lock? ||
       npm_shrinkwrap_or_package_lock? ||
       pnpm_lock? ||
+      bun_lock? ||
       terraform_lock? ||
       generated_yarn_plugnplay? ||
       godeps? ||
@@ -503,6 +504,13 @@ def pnpm_lock?
       !!name.match(/pnpm-lock\.yaml/)
     end
 
+    # Internal: Is the blob a generated bun lockfile?
+    #
+    # Returns true or false.
+    def bun_lock?
+      !!name.match(/(?:^|\/)bun\.lockb?$/)
+    end
+
     # Internal: Is the blob a generated Yarn Plug'n'Play?
     #
     # Returns true or false.

test/test_generated.rb

@@ -96,6 +96,9 @@ def test_check_generated
     # pnpm lockfile
     generated_sample_without_loading_data("Dummy/pnpm-lock.yaml")
 
+    # Bun lockfile
+    generated_sample_without_loading_data("JSON/filenames/bun.lock")
+
     # Yarn Plug'n'Play file
     generated_sample_without_loading_data(".pnp.js")
     generated_sample_without_loading_data(".pnp.cjs")