Fix auto capitalization for name[prefix] rule (#3922)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

.github/workflows/tox.yml

@@ -69,7 +69,7 @@ jobs:
     env:
       # Number of expected test passes, safety measure for accidental skip of
       # tests. Update value if you add/remove tests.
-      PYTEST_REQPASS: 849
+      PYTEST_REQPASS: 850
     steps:
       - uses: actions/checkout@v4
         with:

examples/roles/name_prefix/tasks/test.transformed.yml

@@ -0,0 +1,8 @@
+---
+- name: test | Not cap
+  ansible.builtin.debug:
+    msg: not cap
+
+- name: test | Cap
+  ansible.builtin.debug:
+    msg: Cap

examples/roles/name_prefix/tasks/test.yml

@@ -0,0 +1,8 @@
+---
+- name: test | not cap
+  ansible.builtin.debug:
+    msg: not cap
+
+- name: test | Cap
+  ansible.builtin.debug:
+    msg: Cap

src/ansiblelint/rules/name.py

@@ -174,9 +174,16 @@ def transform(
         if match.tag == "name[casing]":
             target_task = self.seek(match.yaml_path, data)
             # Not using capitalize(), since that rewrites the rest of the name to lower case
-            target_task[
-                "name"
-            ] = f"{target_task['name'][:1].upper()}{target_task['name'][1:]}"
+            task_name = target_task["name"]
+            if "|" in task_name:  # if using prefix
+                [file_name, update_task_name] = task_name.split("|")
+                target_task[
+                    "name"
+                ] = f"{file_name.strip()} | {update_task_name.strip()[:1].upper()}{update_task_name.strip()[1:]}"
+            else:
+                target_task[
+                    "name"
+                ] = f"{target_task['name'][:1].upper()}{target_task['name'][1:]}"
             match.fixed = True
 
 

test/test_transformer.py

@@ -169,6 +169,13 @@ def fixture_runner_result(
             True,
             id="invalid_transform",
         ),
+        pytest.param(
+            "examples/roles/name_prefix/tasks/test.yml",
+            1,
+            True,
+            True,
+            id="name_case_with_prefix",
+        ),
     ),
 )
 @mock.patch.dict(os.environ, {"ANSIBLE_LINT_WRITE_TMP": "1"}, clear=True)