[Pre-RFC] Anonymous enum

sfackler · February 17, 2017, 9:56pm

There have been three attempts at something like this over the years that have a lot of interesting discussion attached:

Topic		Replies	Views
pre-RFC: anonymous enums language design	13	5253	March 25, 2019
Idea of how to bound types that async methods return language design	34	2676	November 30, 2021
Return type bounds for async fns	6	958	January 26, 2020
Idea: Anonymous `impl` types that support capturing like closures language design	28	1541	June 14, 2022
Abstract return types (impl Trait) that return references language design	5	628	September 29, 2023