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from typing import TYPE_CHECKING
import sentry_sdk
from sentry_sdk.integrations import DidNotEnable, Integration
from sentry_sdk.flag_utils import flag_error_processor
try:
import ldclient
from ldclient.hook import Hook, Metadata
if TYPE_CHECKING:
from ldclient import LDClient
from ldclient.hook import EvaluationSeriesContext
from ldclient.evaluation import EvaluationDetail
from typing import Any
except ImportError:
raise DidNotEnable("LaunchDarkly is not installed")
class LaunchDarklyIntegration(Integration):
identifier = "launchdarkly"
def __init__(self, ld_client=None):
# type: (LDClient | None) -> None
"""
:param client: An initialized LDClient instance. If a client is not provided, this
integration will attempt to use the shared global instance.
"""
try:
client = ld_client or ldclient.get()
except Exception as exc:
raise DidNotEnable("Error getting LaunchDarkly client. " + repr(exc))
if not client.is_initialized():
raise DidNotEnable("LaunchDarkly client is not initialized.")
# Register the flag collection hook with the LD client.
client.add_hook(LaunchDarklyHook())
@staticmethod
def setup_once():
# type: () -> None
scope = sentry_sdk.get_current_scope()
scope.add_error_processor(flag_error_processor)
class LaunchDarklyHook(Hook):
@property
def metadata(self):
# type: () -> Metadata
return Metadata(name="sentry-feature-flag-recorder")
def after_evaluation(self, series_context, data, detail):
# type: (EvaluationSeriesContext, dict[Any, Any], EvaluationDetail) -> dict[Any, Any]
if isinstance(detail.value, bool):
flags = sentry_sdk.get_current_scope().flags
flags.set(series_context.key, detail.value)
return data
def before_evaluation(self, series_context, data):
# type: (EvaluationSeriesContext, dict[Any, Any]) -> dict[Any, Any]
return data # No-op.
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