Move logic to validate event_time cli flags to flags.py

core/dbt/cli/flags.py

@@ -1,6 +1,7 @@
 import os
 import sys
 from dataclasses import dataclass
+from datetime import datetime
 from importlib import import_module
 from pathlib import Path
 from pprint import pformat as pf
@@ -313,6 +314,9 @@ def _assign_params(
         self._assert_mutually_exclusive(params_assigned_from_default, ["SELECT", "INLINE"])
         self._assert_mutually_exclusive(params_assigned_from_default, ["SELECTOR", "INLINE"])
 
+        # Check event_time configs for validity
+        self._validate_event_time_configs()
+
         # Support lower cased access for legacy code.
         params = set(
             x for x in dir(self) if not callable(getattr(self, x)) and not x.startswith("__")
@@ -349,6 +353,24 @@ def _assert_mutually_exclusive(
             elif flag_set_by_user:
                 set_flag = flag
 
+    def _validate_event_time_configs(self) -> None:
+        event_time_start = (
+            getattr(self, "EVENT_TIME_START") if hasattr(self, "EVENT_TIME_START") else None
+        )
+        if event_time_start is not None:
+            event_time_end = (
+                getattr(self, "EVENT_TIME_END") if hasattr(self, "EVENT_TIME_END") else None
+            )
+
+            if event_time_end is not None and event_time_start >= event_time_end:
+                raise DbtUsageException(
+                    "Value for `--event-time-start` must be less than `--event-time-end`"
+                )
+            elif event_time_start >= datetime.now():
+                raise DbtUsageException(
+                    "Value for `--event-time-start` must be less than the current time if `--event-time-end` is not specififed"
+                )
+
     def fire_deprecations(self):
         """Fires events for deprecated env_var usage."""
         [dep_fn() for dep_fn in self.deprecated_env_var_warnings]

core/dbt/cli/main.py

@@ -187,7 +187,6 @@ def cli(ctx, **kwargs):
 @p.vars
 @requires.postflight
 @requires.preflight
-@p.validate_option_interactions
 @requires.profile
 @requires.project
 @requires.runtime_config
@@ -562,7 +561,6 @@ def parse(ctx, **kwargs):
 @p.vars
 @requires.postflight
 @requires.preflight
-@p.validate_option_interactions
 @requires.profile
 @requires.project
 @requires.runtime_config

core/dbt/cli/params.py

@@ -1,13 +1,10 @@
-from datetime import datetime
-from functools import update_wrapper
 from pathlib import Path
 
 import click
 
 from dbt.cli.option_types import YAML, ChoiceTuple, Package, WarnErrorOptionsType
 from dbt.cli.options import MultiOption
 from dbt.cli.resolvers import default_profiles_dir, default_project_dir
-from dbt.exceptions import DbtRuntimeError
 from dbt.version import get_version_information
 
 add_package = click.option(
@@ -738,26 +735,3 @@ def _version_callback(ctx, _param, value):
     envvar="DBT_SHOW_RESOURCE_REPORT",
     hidden=True,
 )
-
-
-def validate_option_interactions(func):
-    def wrapper(*args, **kwargs):
-        ctx = args[0]
-        assert isinstance(ctx, click.Context)
-
-        event_time_start = ctx.params.get("event_time_start")
-        if event_time_start is not None:
-            event_time_end = ctx.params.get("event_time_end")
-
-            if event_time_end is not None and event_time_start >= event_time_end:
-                raise DbtRuntimeError(
-                    "Value for `--event-time-start` must be less than `--event-time-end`"
-                )
-            elif event_time_start >= datetime.now():
-                raise DbtRuntimeError(
-                    "Value for `--event-time-start` must be less than the current time if `--event-time-end` is not specififed"
-                )
-
-        return func(*args, **kwargs)
-
-    return update_wrapper(wrapper, func)