+1 for this proposal. By the way, maybe it's a better idea to split these changes into small patcher rather than a big one so that we can review them one by one.
On Tue, Feb 26, 2019 at 8:58 AM Steven Fackler (JIRA) <j...@apache.org> wrote: > Steven Fackler created ARROW-4678: > ------------------------------------- > > Summary: [Rust] Minimize unstable feature usage > Key: ARROW-4678 > URL: https://issues.apache.org/jira/browse/ARROW-4678 > Project: Apache Arrow > Issue Type: Improvement > Components: Rust > Affects Versions: 0.12.0 > Reporter: Steven Fackler > > > The Rust implementation currently uses quite a few nightly features. This > is unfortunately a hard blocker on using these crates for many users. > > Here's the list of currently use nightly features: > * type_ascription: Unused, can be trivially removed. > * rustc_private: Unused, can be trivially removed. > * box_syntax: Indefinitely far from stabilization, trivially replaceable > with Box::new. > * box_patterns: Indefinitely far from stabilization, replaceable with > some minor restructuring of a couple of matches. > * serde's alloc feature: Unused, can be trivially removed. > * try_from: Scheduled for stabilization in Rust 1.35. > * specialization: Actively being worked on - maybe ~1 year timeframe? > * packed_simd: Actively being worked on - maybe ~1 year timeframe? > > The first set of features are easy enough to get rid of - I'll make a PR > to do that (https://github.com/sfackler/arrow/tree/more-stable). I'm a > bit less sure of what to do with specialization and packed_simd, though. > > > > -- > This message was sent by Atlassian JIRA > (v7.6.3#76005) > -- Renjie Liu Software Engineer, MVAD