ansible-doc: improve version_added handling (#73602)

* Output version_added on top level, and improve version_added formatting

* Handle 'historical' version_added.

changelogs/fragments/73602-ansible-doc-version-added.yml

@@ -0,0 +1,2 @@
+minor_changes:
+- "ansible-doc - show ``version_added`` for the plugin/module itself in text output, and improve ``version_added`` formatting (https://github.com/ansible/ansible/pull/73602)."

lib/ansible/cli/doc.py

@@ -982,6 +982,17 @@ class DocCLI(CLI, RoleMixin):
     def _dump_yaml(struct, indent):
         return DocCLI.tty_ify('\n'.join([indent + line for line in yaml.dump(struct, default_flow_style=False, Dumper=AnsibleDumper).split('\n')]))
 
+    @staticmethod
+    def _format_version_added(version_added, version_added_collection=None):
+        if version_added_collection == 'ansible.builtin':
+            version_added_collection = 'ansible-core'
+            # In ansible-core, version_added can be 'historical'
+            if version_added == 'historical':
+                return 'historical'
+        if version_added_collection:
+            version_added = '%s of %s' % (version_added, version_added_collection)
+        return 'version %s' % (version_added, )
+
     @staticmethod
     def add_fields(text, fields, limit, opt_indent, return_values=False, base_indent=''):
 
@@ -1057,9 +1068,8 @@ class DocCLI(CLI, RoleMixin):
             if conf:
                 text.append(DocCLI._dump_yaml({'set_via': conf}, opt_indent))
 
-            # Remove empty version_added_collection
-            if opt.get('version_added_collection') == '':
-                opt.pop('version_added_collection')
+            version_added = opt.pop('version_added', None)
+            version_added_collection = opt.pop('version_added_collection', None)
 
             for k in sorted(opt):
                 if k.startswith('_'):
@@ -1074,6 +1084,9 @@ class DocCLI(CLI, RoleMixin):
                 else:
                     text.append(DocCLI._dump_yaml({k: opt[k]}, opt_indent))
 
+            if version_added:
+                text.append("%sadded in: %s\n" % (opt_indent, DocCLI._format_version_added(version_added, version_added_collection)))
+
             for subkey, subdata in suboptions:
                 text.append('')
                 text.append("%s%s:\n" % (opt_indent, subkey.upper()))
@@ -1167,6 +1180,11 @@ class DocCLI(CLI, RoleMixin):
         text.append("%s\n" % textwrap.fill(DocCLI.tty_ify(desc), limit, initial_indent=opt_indent,
                                            subsequent_indent=opt_indent))
 
+        if 'version_added' in doc:
+            version_added = doc.pop('version_added')
+            version_added_collection = doc.pop('version_added_collection', None)
+            text.append("ADDED IN: %s\n" % DocCLI._format_version_added(version_added, version_added_collection))
+
         if doc.get('deprecated', False):
             text.append("DEPRECATED: \n")
             if isinstance(doc['deprecated'], dict):

test/integration/targets/ansible-doc/fakemodule.output

@@ -2,6 +2,8 @@
 
         this is a fake module
 
+ADDED IN: version 1.0.0 of testns.testcol
+
 OPTIONS (= is mandatory):
 
 - _notreal
@@ -12,5 +14,3 @@ OPTIONS (= is mandatory):
 AUTHOR: me
 
 SHORT_DESCIPTION: fake module
-
-VERSION_ADDED_COLLECTION: testns.testcol

test/integration/targets/ansible-doc/randommodule-text.output

@@ -0,0 +1,105 @@
+> TESTNS.TESTCOL.RANDOMMODULE    (./collections/ansible_collections/testns/testcol/plugins/modules/randommodule.py)
+
+        A random module.
+
+ADDED IN: version 1.0.0 of testns.testcol
+
+DEPRECATED: 
+
+	Reason: Test deprecation
+	Will be removed in: Ansible 3.0.0
+	Alternatives: Use some other module
+
+
+OPTIONS (= is mandatory):
+
+- sub
+        Suboptions.
+        [Default: (null)]
+        set_via:
+          env:
+          - deprecated:
+              alternative: none
+              removed_in: 2.0.0
+              version: 2.0.0
+              why: Test deprecation
+            name: TEST_ENV
+        
+        type: dict
+
+        OPTIONS:
+
+        - subtest2
+            Another suboption.
+            [Default: (null)]
+            type: float
+            added in: version 1.1.0
+
+
+
+        SUBOPTIONS:
+
+        - subtest
+            A suboption.
+            [Default: (null)]
+            type: int
+            added in: version 1.1.0 of testns.testcol
+
+
+- test
+        Some text.
+        [Default: (null)]
+        type: str
+        added in: version 1.2.0 of testns.testcol
+
+
+- testcol2option
+        An option taken from testcol2
+        [Default: (null)]
+        type: str
+        added in: version 1.0.0 of testns.testcol2
+
+
+- testcol2option2
+        Another option taken from testcol2
+        [Default: (null)]
+        type: str
+
+
+AUTHOR: Ansible Core Team
+
+EXAMPLES:
+
+
+
+
+RETURN VALUES:
+- a_first
+        A first result.
+
+        returned: success
+        type: str
+
+- m_middle
+        This should be in the middle.
+        Has some more data
+
+        returned: success and 1st of month
+        type: dict
+
+        CONTAINS:
+
+        - suboption
+            A suboption.
+            (Choices: ARF, BARN, c_without_capital_first_letter)
+            type: str
+            added in: version 1.4.0 of testns.testcol
+
+
+- z_last
+        A last result.
+
+        returned: success
+        type: str
+        added in: version 1.3.0 of testns.testcol
+

test/integration/targets/ansible-doc/runme.sh

@@ -19,6 +19,11 @@ current_out="$(ansible-doc --playbook-dir ./ testns.testcol.fakemodule | sed '1
 expected_out="$(sed '1 s/\(^> TESTNS\.TESTCOL\.FAKEMODULE\).*(.*)$/\1/' fakemodule.output)"
 test "$current_out" == "$expected_out"
 
+# we use sed to strip the module path from the first line
+current_out="$(ansible-doc --playbook-dir ./ testns.testcol.randommodule | sed '1 s/\(^> TESTNS\.TESTCOL\.RANDOMMODULE\).*(.*)$/\1/')"
+expected_out="$(sed '1 s/\(^> TESTNS\.TESTCOL\.RANDOMMODULE\).*(.*)$/\1/' randommodule-text.output)"
+test "$current_out" == "$expected_out"
+
 # ensure we do work with valid collection name for list
 ansible-doc --list testns.testcol --playbook-dir ./ 2>&1 | grep -v "Invalid collection pattern"