Add pnpm lockfiles as generated (#6749)

* add yarn and pnpm lockfiles as generated

* update tests

* revert yarn.lock addition

* Update test_blob.rb

* nevermind test should use a fixture

* add fixture

* reduce pnpm-lock.yaml size

lib/linguist/generated.rb

@@ -68,6 +68,7 @@ def generated?
       pdm_lock? ||
       esy_lock? ||
       npm_shrinkwrap_or_package_lock? ||
+      pnpm_lock? ||
       terraform_lock? ||
       generated_yarn_plugnplay? ||
       godeps? ||
@@ -433,6 +434,13 @@ def npm_shrinkwrap_or_package_lock?
       !!name.match(/npm-shrinkwrap\.json/) || !!name.match(/package-lock\.json/)
     end
 
+    # Internal: Is the blob a generated pnpm lockfile?
+    #
+    # Returns true or false.
+    def pnpm_lock?
+      !!name.match(/pnpm-lock\.yaml/)
+    end
+
     # Internal: Is the blob a generated Yarn Plug'n'Play?
     #
     # Returns true or false.

test/test_blob.rb

@@ -166,6 +166,9 @@ def test_generated
     # Nix generated flake.lock file
     assert sample_blob_memory("JSON/filenames/flake.lock").generated?
 
+    # pnpm lockfile
+    assert fixture_blob_memory("YAML/pnpm-lock.yaml").generated?
+
     # PEG.js-generated parsers
     assert sample_blob_memory("JavaScript/parser.js").generated?
 

test/test_generated.rb

@@ -93,6 +93,9 @@ def test_check_generated
     generated_sample_without_loading_data("Dummy/npm-shrinkwrap.json")
     generated_sample_without_loading_data("Dummy/package-lock.json")
 
+    # pnpm lockfile
+    generated_sample_without_loading_data("Dummy/pnpm-lock.yaml")
+
     # Yarn Plug'n'Play file
     generated_sample_without_loading_data(".pnp.js")
     generated_sample_without_loading_data(".pnp.cjs")