From be0691b02bd739310f6d6518dc10f01b9a692598 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Thi=C3=A9baud=20Weksteen?= Date: Fri, 22 Jan 2021 11:17:45 +0100 Subject: Handle box with allocator In 1.49.0, the definition of Box was modified to support an optional Allocator[1]. Adapt the parsing of the `box` keyword to supply the expected number of parameters to the constructor. [1] https://github.com/rust-lang/rust/commit/f288cd2e179f600fa00c2a407206a12f6c5a91e0 --- crates/hir_ty/src/tests/simple.rs | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) (limited to 'crates/hir_ty/src/tests/simple.rs') diff --git a/crates/hir_ty/src/tests/simple.rs b/crates/hir_ty/src/tests/simple.rs index 8d431b920..16682f76f 100644 --- a/crates/hir_ty/src/tests/simple.rs +++ b/crates/hir_ty/src/tests/simple.rs @@ -28,6 +28,30 @@ mod boxed { ); } +#[test] +fn infer_box_with_allocator() { + check_types( + r#" +//- /main.rs crate:main deps:std +fn test() { + let x = box 1; + let t = (x, box x, box &1, box [1]); + t; +} //^ (Box, Box, {unknown}>, Box<&i32, {unknown}>, Box<[i32; _], {unknown}>) + +//- /std.rs crate:std +#[prelude_import] use prelude::*; +mod boxed { + #[lang = "owned_box"] + pub struct Box { + inner: *mut T, + allocator: A, + } +} +"#, + ); +} + #[test] fn infer_adt_self() { check_types( -- cgit v1.2.3