rust-lang / rust-lang/rfcs

Is that possible to make temp vars last until end of current scope by default

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A-lifetimes
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Description

It would be great to make temporary variables' lifetime expand to current scope range. If so, we don't need introducing a named variable in ORDER to do a lot of things.

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Research direction

No files, tests, or entry points are identified in the issue. Start by clarifying the intended scope and semantics of temporary-variable lifetimes, then document a concrete RFC direction and acceptance criteria before implementation.

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Assessment

Tech stack
rust
Domain
compilers
Issue type
Feature
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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