Fix issue with creating a metatask dep. (#589)

The rocoto schema is set up to allow metataskdep entries in the YAML, but the logic was not included in the tool to handle them. This addition fixes that.

recipe/meta.json

@@ -33,5 +33,5 @@
       "pyyaml =6.0.*"
     ]
   },
-  "version": "2.4.1"
+  "version": "2.4.2"
 }

src/uwtools/resources/info.json

@@ -1,4 +1,4 @@
 {
-  "version": "2.4.1",
+  "version": "2.4.2",
   "buildnum": "0"
 }

src/uwtools/rocoto.py

@@ -218,6 +218,8 @@ def _add_task_dependency_child(self, e: _Element, config: dict, tag: str) -> Non
             self._add_task_dependency_datadep(e, config)
         elif tag == STR.taskdep:
             self._add_task_dependency_taskdep(e, config)
+        elif tag == STR.metataskdep:
+            self._add_task_dependency_metataskdep(e, config)
         elif tag == STR.taskvalid:
             self._add_task_dependency_taskvalid(e, config)
         elif tag == STR.timedep:
@@ -235,6 +237,15 @@ def _add_task_dependency_datadep(self, e: _Element, config: dict) -> None:
         e = self._add_compound_time_string(e, config[STR.value], STR.datadep)
         self._set_attrs(e, config)
 
+    def _add_task_dependency_metataskdep(self, e: _Element, config: dict) -> None:
+        """
+        Add a <metataskdep> element to the <dependency>.
+
+        :param e: The parent element to add the new element to.
+        :param config: Configuration data for this element.
+        """
+        self._set_attrs(SubElement(e, STR.metataskdep), config)
+
     def _add_task_dependency_sh(
         self, e: _Element, config: dict, name_attr: Optional[str] = None
     ) -> None:
@@ -437,6 +448,7 @@ class STR:
     log: str = "log"
     memory: str = "memory"
     metatask: str = "metatask"
+    metataskdep: str = "metataskdep"
     name: str = "name"
     nand: str = "nand"
     native: str = "native"

src/uwtools/tests/test_rocoto.py

@@ -206,6 +206,15 @@ def test__add_task_dependency_fail_bad_operand(self, instance, root):
         with raises(UWConfigError):
             instance._add_task_dependency(e=root, config=config)
 
+    def test__add_task_dependency_metataskdep(self, instance, root):
+        config = {"metataskdep": {"attrs": {"metatask": "foo"}}}
+        instance._add_task_dependency(e=root, config=config)
+        dependency = root[0]
+        assert dependency.tag == "dependency"
+        child = dependency[0]
+        assert child.tag == "metataskdep"
+        assert child.get("metatask") == "foo"
+
     @mark.parametrize(
         "tag_config",
         [("and", {"strneq": {"attrs": {"left": "&RUN_GSI;", "right": "YES"}}})],