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authorAleksey Kladov <[email protected]>2021-06-16 20:48:48 +0100
committerAleksey Kladov <[email protected]>2021-06-16 20:48:48 +0100
commit604267088c9ef6afa021807b437dab22d72dfc99 (patch)
treea98a495f7d24f943541f50c8d21f22ff3460729d /crates/hir_ty
parent7ba5482a04e2534890b85cf832616a08c1b1bf21 (diff)
internal: add iterator to minicore
Diffstat (limited to 'crates/hir_ty')
-rw-r--r--crates/hir_ty/src/tests/regression.rs47
1 files changed, 8 insertions, 39 deletions
diff --git a/crates/hir_ty/src/tests/regression.rs b/crates/hir_ty/src/tests/regression.rs
index 1edec1615..e0ad41fb9 100644
--- a/crates/hir_ty/src/tests/regression.rs
+++ b/crates/hir_ty/src/tests/regression.rs
@@ -418,48 +418,17 @@ fn issue_2705() {
418fn issue_2683_chars_impl() { 418fn issue_2683_chars_impl() {
419 check_types( 419 check_types(
420 r#" 420 r#"
421//- /main.rs crate:main deps:std 421//- minicore: iterator
422pub struct Chars<'a> {}
423impl<'a> Iterator for Chars<'a> {
424 type Item = char;
425 fn next(&mut self) -> Option<char> {}
426}
427
422fn test() { 428fn test() {
423 let chars: std::str::Chars<'_>; 429 let chars: Chars<'_>;
424 (chars.next(), chars.nth(1)); 430 (chars.next(), chars.nth(1));
425} //^ (Option<char>, Option<char>) 431} //^ (Option<char>, Option<char>)
426
427//- /std.rs crate:std
428#[prelude_import]
429use self::prelude::rust_2018::*;
430pub mod prelude {
431 pub mod rust_2018 {
432 pub use crate::iter::Iterator;
433 pub use crate::option::Option;
434 }
435}
436
437pub mod iter {
438 pub use self::traits::Iterator;
439 pub mod traits {
440 pub use self::iterator::Iterator;
441
442 pub mod iterator {
443 pub trait Iterator {
444 type Item;
445 fn next(&mut self) -> Option<Self::Item>;
446 fn nth(&mut self, n: usize) -> Option<Self::Item> {}
447 }
448 }
449 }
450}
451
452pub mod option {
453 pub enum Option<T> {}
454}
455
456pub mod str {
457 pub struct Chars<'a> {}
458 impl<'a> Iterator for Chars<'a> {
459 type Item = char;
460 fn next(&mut self) -> Option<char> {}
461 }
462}
463"#, 432"#,
464 ); 433 );
465} 434}