move_check

core/dbt/cli/main.py

@@ -473,7 +473,20 @@ def deps(ctx, **kwargs):
     There is a way to add new packages by providing an `--add-package` flag to deps command
     which will allow user to specify a package they want to add in the format of packagename@version.
     """
-    task = DepsTask(ctx.obj["flags"], ctx.obj["project"])
+    flags = ctx.obj["flags"]
+    if flags.ADD_PACKAGE:
+        if not flags.ADD_PACKAGE["version"] and flags.SOURCE != "local":
+            raise BadOptionUsage(
+                message=f"Version is required in --add-package when a package when source is {flags.SOURCE}",
+                option_name="--add-package",
+            )
+    else:
+        if flags.DRY_RUN:
+            raise BadOptionUsage(
+                message="Invalid flag `--dry-run` when not using `--add-package`.",
+                option_name="--dry-run",
+            )
+    task = DepsTask(flags, ctx.obj["project"])
     results = task.run()
     success = task.interpret_results(results)
     return results, success

core/dbt/task/deps.py

@@ -151,11 +151,6 @@ def add(self):
                 yaml.safe_dump({"packages": []}, package_yml)
             fire_event(Formatting("Created packages.yml"))
 
-        if not self.args.add_package["version"] and self.args.source != "local":
-            raise dbt.exceptions.DbtRuntimeError(
-                f"Version is required in --add-package when a package when source is {self.args.source}"
-            )
-
         new_package_entry = _create_packages_yml_entry(
             self.args.add_package["name"], self.args.add_package["version"], self.args.source
         )
@@ -213,11 +208,6 @@ def lock(self) -> None:
     def run(self) -> None:
         if self.args.add_package:
             self.add()
-        else:
-            if self.args.dry_run:
-                raise dbt.exceptions.DbtRuntimeError(
-                    "Invalid flag `--dry-run` when not using `--add-package`."
-                )
 
         # Check lock file exist and generated by the same pacakges.yml
         # or dependencies.yml.