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Fix exporting structs with BorrowMut in scope

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Apparently the codegen wasn't precise enough such that a trait import
could cause method resolution to go awry!

Closes #919
This commit is contained in:
Alex Crichton 2018-10-02 23:55:07 -07:00
parent 7ec1511d3d
commit 32b62b4358
2 changed files with 4 additions and 1 deletions
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2
crates/backend/src/codegen.rs
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@ -165,7 +165,7 @@ impl ToTokens for ast::Struct {
let ptr = js as *mut WasmRefCell<#name>; let ptr = js as *mut WasmRefCell<#name>;
assert_not_null(ptr); assert_not_null(ptr);
let js = Box::from_raw(ptr); let js = Box::from_raw(ptr);
js.borrow_mut(); // make sure no one's borrowing (*js).borrow_mut(); // make sure no one's borrowing
js.into_inner() js.into_inner()
} }
} }

3
tests/wasm/classes.rs
View File

@ -1,3 +1,6 @@
#[allow(unused_imports)] // test for #919
use std::borrow::BorrowMut;
use wasm_bindgen::prelude::*; use wasm_bindgen::prelude::*;
use wasm_bindgen_test::*; use wasm_bindgen_test::*;