Fix features since nightly-2018-08-14 disallowed old features

This commit is contained in:
Jay Oster 2019-05-14 18:15:20 -07:00
parent 8e09f8c5da
commit 84b617b1ea
3 changed files with 16 additions and 4 deletions

View File

@ -52,6 +52,11 @@ type Date = &'static str;
/// versions for which to enable particular features.
type ConditionalCfg = (Cfg, &'static [(Date, Cfg)]);
const CONDITIONAL_CFGS: &'static [ConditionalCfg] = &[
(None, &[("2019-02-24", Some("pattern_guards"))]),
(None, &[("2018-08-14", Some("non_exhaustive"))]),
(Some("collections"), &[("2018-08-13", None)]),
(Some("str_char"), &[("2018-08-13", None)]),
(Some("unicode"), &[("2018-08-13", None)]),
(None, &[("2018-01-01", Some("core_memchr"))]),
(None, &[("2017-06-15", Some("no_collections"))]),
(Some("rustc_unicode"), &[("2016-12-15", Some("std_unicode")), ("2017-03-03", None)]),

2
ct.sh
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@ -18,6 +18,8 @@ RUST_VERSIONS=$(awk '{print $1}' <<EOF
nightly-2018-03-07 # core_io release
nightly-2018-08-06 # edge case: old features allowed
nightly-2018-08-14 # edge case: old features disallowed
nightly-2018-08-15 # edge case: non_exhaustive feature
nightly-2019-02-25 # edge case: bind_by_move_pattern_guards feature
nightly-2019-04-27 # core_io release
EOF
)

View File

@ -3,9 +3,14 @@
//! the [std documentation](https://doc.rust-lang.org/nightly/std/io/index.html)
//! for a full description of the functionality.
#![allow(stable_features,unused_features)]
#![feature(question_mark,const_fn,collections,alloc,unicode,copy_from_slice,
str_char,try_from,str_internals,align_offset,doc_spotlight,
slice_internals,non_exhaustive,bind_by_move_pattern_guards)]
#![feature(question_mark,const_fn,copy_from_slice,try_from,str_internals,align_offset,
doc_spotlight,slice_internals)]
#![cfg_attr(any(feature="alloc",feature="collections"),feature(alloc))]
#![cfg_attr(pattern_guards,feature(bind_by_move_pattern_guards,nll))]
#![cfg_attr(collections,feature(collections))]
#![cfg_attr(non_exhaustive,feature(non_exhaustive))]
#![cfg_attr(str_char,feature(str_char))]
#![cfg_attr(unicode,feature(unicode))]
#![no_std]
#[cfg_attr(feature="collections",macro_use)]