0.19.0

March 9, 2022

Added

• Error handler will always run, even if the error happens on a background task #761.
• Add headers parameter to HTTPException #1435.
• Internal responses with 405 status code insert an Allow header, as described by RFC 7231 #1436.
• The content argument in JSONResponse is now required #1431.
• Add custom URL convertor register #1437.
• Add content disposition type parameter to FileResponse #1266.
• Add next query param with original request URL in requires decorator #920.
• Add raw_path to TestClient scope #1445.
• Add union operators to MutableHeaders #1240.
• Display missing route details on debug page #1363.
• Change anyio required version range to >=3.4.0,<5.0 #1421 and #1460.
• Add typing-extensions>=3.10 requirement - used only on lower versions than Python 3.10 #1475.

Fixed

• Prevent BaseHTTPMiddleware from hiding errors of StreamingResponse and mounted applications #1459.
• SessionMiddleware uses an explicit path=..., instead of defaulting to the ASGI 'root_path' #1512.
• Request.client is now compliant with the ASGI specifications #1462.
• Raise KeyError at early stage for missing boundary #1349.

Deprecated

• Deprecate WSGIMiddleware in favor of a2wsgi #1504.
• Deprecate run_until_first_complete #1443.