From 539e44139911dc95c34784f3df2b3706c00b7db9 Mon Sep 17 00:00:00 2001
From: reivilibre <oliverw@matrix.org>
Date: Thu, 18 Nov 2021 14:40:26 +0000
Subject: [PATCH] Use auto_attribs for RefreshTokenLookupResult (#11386)

---
 changelog.d/11386.misc                         |  1 +
 synapse/storage/databases/main/registration.py | 14 +++++++-------
 2 files changed, 8 insertions(+), 7 deletions(-)
 create mode 100644 changelog.d/11386.misc

diff --git a/changelog.d/11386.misc b/changelog.d/11386.misc
new file mode 100644
index 000000000..3178d53f0
--- /dev/null
+++ b/changelog.d/11386.misc
@@ -0,0 +1 @@
+Use `auto_attribs` on the `attrs` class `RefreshTokenLookupResult`.
diff --git a/synapse/storage/databases/main/registration.py b/synapse/storage/databases/main/registration.py
index 5e5544057..7ee699f98 100644
--- a/synapse/storage/databases/main/registration.py
+++ b/synapse/storage/databases/main/registration.py
@@ -84,26 +84,26 @@ class TokenLookupResult:
         return self.user_id
 
 
-@attr.s(frozen=True, slots=True)
+@attr.s(auto_attribs=True, frozen=True, slots=True)
 class RefreshTokenLookupResult:
     """Result of looking up a refresh token."""
 
-    user_id = attr.ib(type=str)
+    user_id: str
     """The user this token belongs to."""
 
-    device_id = attr.ib(type=str)
+    device_id: str
     """The device associated with this refresh token."""
 
-    token_id = attr.ib(type=int)
+    token_id: int
     """The ID of this refresh token."""
 
-    next_token_id = attr.ib(type=Optional[int])
+    next_token_id: Optional[int]
     """The ID of the refresh token which replaced this one."""
 
-    has_next_refresh_token_been_refreshed = attr.ib(type=bool)
+    has_next_refresh_token_been_refreshed: bool
     """True if the next refresh token was used for another refresh."""
 
-    has_next_access_token_been_used = attr.ib(type=bool)
+    has_next_access_token_been_used: bool
     """True if the next access token was already used at least once."""