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proposals/4183-submitToken-error-codes.md

@@ -1,18 +1,22 @@
 # MSC4183: Additional Error Codes for submitToken endpoint
 
-The [`POST /_matrix/identity/v2/validate/email/submitToken`](https://spec.matrix.org/v1.11/identity-service-api/#post_matrixidentityv2validateemailsubmittoken)
-and [`POST /_matrix/identity/v2/validate/msisdn/submitToken`](https://spec.matrix.org/v1.11/identity-service-api/#post_matrixidentityv2validatemsisdnsubmittoken)
-endpoints do not specify any specific error codes, instead relying on the common error codes defined in the
-identity service API.
+The [`POST
+/_matrix/identity/v2/validate/email/submitToken`](https://spec.matrix.org/v1.11/identity-service-api/#post_matrixidentityv2validateemailsubmittoken)
+and [`POST
+/_matrix/identity/v2/validate/msisdn/submitToken`](https://spec.matrix.org/v1.11/identity-service-api/#post_matrixidentityv2validatemsisdnsubmittoken)
+endpoints do not specify any specific error codes, instead relying on the common error codes defined in the identity
+service API.
 
-However, these common error codes don't have any codes to signal many errors that can occur in these
-APIs: most obviously, that the token the user entered was incorrect.
+However, these common error codes don't have any codes to signal many errors that can occur in these APIs: most
+obviously, that the token the user entered was incorrect.
 
-This MSC can be considered similar to [MSC4178](https://github.com/matrix-org/matrix-spec-proposals/pull/4178)
-although that MSC is for `requestToken` on the C-S API only.
+This MSC can be considered similar to [MSC4178](https://github.com/matrix-org/matrix-spec-proposals/pull/4178) although
+that MSC is for `requestToken` on the C-S API only.
 
-The [`POST /_matrix/client/v3/account/3pid/email/requestToken`](https://spec.matrix.org/v1.11/client-server-api/#post_matrixclientv3account3pidemailrequesttoken) endpoint in the C/S API also specifies a `submit_url` response parameter, defining its parameters to
-be the same as the Identity API's `submitToken` endpoints. This MSC also affects this.
+The [`POST
+/_matrix/client/v3/account/3pid/email/requestToken`](https://spec.matrix.org/v1.11/client-server-api/#post_matrixclientv3account3pidemailrequesttoken)
+endpoint in the C/S API also specifies a `submit_url` response parameter, defining its parameters to be the same as the
+Identity API's `submitToken` endpoints. This MSC also affects this.
 
 ## Proposal
 
@@ -27,7 +31,8 @@ Additionally specify that the following common error codes can be returned:
 
 HTTP status code 400 should also be used for both of these errors.
 
-Also change the C/S API's definition of [`POST /_matrix/client/v3/account/3pid/email/requestToken`](https://spec.matrix.org/v1.11/client-server-api/#post_matrixclientv3account3pidemailrequesttoken)
+Also change the C/S API's definition of [`POST
+/_matrix/client/v3/account/3pid/email/requestToken`](https://spec.matrix.org/v1.11/client-server-api/#post_matrixclientv3account3pidemailrequesttoken)
 to specify that the entire API is the same, including response / error codes, rather than just parameters.
 
 ## Potential issues