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52 lines
1.7 KiB
52 lines
1.7 KiB
from __future__ import annotations
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import typing as t
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from contextvars import ContextVar
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from werkzeug.local import LocalProxy
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if t.TYPE_CHECKING: # pragma: no cover
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from .app import Flask
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from .ctx import _AppCtxGlobals
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from .ctx import AppContext
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from .ctx import RequestContext
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from .sessions import SessionMixin
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from .wrappers import Request
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_no_app_msg = """\
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Working outside of application context.
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This typically means that you attempted to use functionality that needed
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the current application. To solve this, set up an application context
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with app.app_context(). See the documentation for more information.\
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"""
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_cv_app: ContextVar[AppContext] = ContextVar("flask.app_ctx")
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app_ctx: AppContext = LocalProxy( # type: ignore[assignment]
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_cv_app, unbound_message=_no_app_msg
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)
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current_app: Flask = LocalProxy( # type: ignore[assignment]
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_cv_app, "app", unbound_message=_no_app_msg
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)
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g: _AppCtxGlobals = LocalProxy( # type: ignore[assignment]
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_cv_app, "g", unbound_message=_no_app_msg
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)
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_no_req_msg = """\
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Working outside of request context.
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This typically means that you attempted to use functionality that needed
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an active HTTP request. Consult the documentation on testing for
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information about how to avoid this problem.\
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"""
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_cv_request: ContextVar[RequestContext] = ContextVar("flask.request_ctx")
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request_ctx: RequestContext = LocalProxy( # type: ignore[assignment]
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_cv_request, unbound_message=_no_req_msg
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)
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request: Request = LocalProxy( # type: ignore[assignment]
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_cv_request, "request", unbound_message=_no_req_msg
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)
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session: SessionMixin = LocalProxy( # type: ignore[assignment]
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_cv_request, "session", unbound_message=_no_req_msg
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)
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