rustdoc: Fix panic caused by doc(hidden) trait methods

This commit is contained in:
Oliver Middleton 2016-06-23 23:17:35 +01:00
parent 6dcc2c1dee
commit 1efcde5de0
2 changed files with 33 additions and 10 deletions

View File

@ -2652,16 +2652,19 @@ fn render_impl(w: &mut fmt::Formatter, cx: &Context, i: &Impl, link: AssocItemLi
if !is_static || render_static {
if !is_default_item {
if let Some(t) = trait_ {
let it = t.items.iter().find(|i| i.name == item.name).unwrap();
// We need the stability of the item from the trait because
// impls can't have a stability.
document_stability(w, cx, it)?;
if item.doc_value().is_some() {
document_full(w, item)?;
} else {
// In case the item isn't documented,
// provide short documentation from the trait.
document_short(w, it, link)?;
// The trait item may have been stripped so we might not
// find any documentation or stability for it.
if let Some(it) = t.items.iter().find(|i| i.name == item.name) {
// We need the stability of the item from the trait
// because impls can't have a stability.
document_stability(w, cx, it)?;
if item.doc_value().is_some() {
document_full(w, item)?;
} else {
// In case the item isn't documented,
// provide short documentation from the trait.
document_short(w, it, link)?;
}
}
} else {
document(w, cx, item)?;

View File

@ -0,0 +1,20 @@
// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
pub struct Foo;
pub trait Bar {
#[doc(hidden)]
fn bar() {}
}
impl Bar for Foo {
fn bar() {}
}