added mock client for when ff patch is disabled

.changes/0.3.3.md

@@ -0,0 +1,4 @@
+## 0.3.3 - 2022-08-03
+### Added
+* Added MockFeatureFlagClient which is used when env var DBT_FF_DISABLE is set in environment. This allows users to disable live clients without breaking their projects
+* Started using changie for changelog management

.changes/header.tpl.md

@@ -0,0 +1,6 @@
+# Changelog
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
+adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html),
+and is generated by [Changie](https://github.com/miniscruff/changie).

.changie.yaml

@@ -0,0 +1,19 @@
+changesDir: .changes
+unreleasedDir: unreleased
+headerPath: header.tpl.md
+changelogPath: CHANGELOG.md
+versionExt: md
+versionFormat: '## {{.Version}} - {{.Time.Format "2006-01-02"}}'
+kindFormat: '### {{.Kind}}'
+changeFormat: '* {{.Body}}'
+kinds:
+- label: Added
+- label: Changed
+- label: Deprecated
+- label: Removed
+- label: Fixed
+- label: Security
+newlines:
+  afterChangelogHeader: 1
+  beforeChangelogVersion: 1
+  endOfVersion: 1

CHANGELOG.md

@@ -0,0 +1,12 @@
+# Changelog
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
+adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html),
+and is generated by [Changie](https://github.com/miniscruff/changie).
+
+
+## 0.3.3 - 2022-08-03
+### Added
+* Added MockFeatureFlagClient which is used when env var DBT_FF_DISABLE is set in environment. This allows users to disable live clients without breaking their projects
+* Started using changie for changelog management

dbt_feature_flags/mock.py

@@ -0,0 +1,17 @@
+from typing import Union
+
+from dbt_feature_flags.base import BaseFeatureFlagsClient
+
+
+class MockFeatureFlagClient(BaseFeatureFlagsClient):
+    def bool_variation(self, flag: str) -> bool:
+        return False
+
+    def string_variation(self, flag: str) -> str:
+        return ""
+
+    def number_variation(self, flag: str) -> Union[float, int]:
+        return 0
+
+    def json_variation(self, flag: str) -> Union[dict, list]:
+        return {}

dbt_feature_flags/patch.py

@@ -3,12 +3,14 @@
 """
 import os
 
-from dbt_feature_flags import base, harness, launchdarkly
+from dbt_feature_flags import base, mock, harness, launchdarkly
 
 
 def _get_client() -> base.BaseFeatureFlagsClient:
     """Return the user specified client, valid impementations MUST
     inherit from BaseFeatureFlagsClient"""
+    if os.getenv("DBT_FF_DISABLE"):
+        return mock.MockFeatureFlagClient()
     ff_provider = os.getenv("FF_PROVIDER", "harness")
     ff_client = None
     if ff_provider == "harness":
@@ -24,9 +26,6 @@ def _get_client() -> base.BaseFeatureFlagsClient:
 
 
 def patch_dbt_environment() -> None:
-    if os.getenv("DBT_FF_DISABLE"):
-        return
-
     import functools
 
     from dbt.clients import jinja

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "dbt-feature-flags"
-version = "0.3.2"
+version = "0.3.3"
 description = "Use feature flags in dbt models"
 authors = ["z3z1ma <[email protected]>"]
 include = ["zzz_dbt_feature_flags.pth"]