bjoernager/rust
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rustdoc: avoid many Symbol to String conversions.

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Particularly when constructing file paths and fully qualified paths.
This avoids a lot of allocations, speeding things up on almost all
examples.
This commit is contained in:
Nicholas Nethercote 2021-12-15 06:18:18 +11:00 • committed by Noah Lev
parent 02c9e73e6c
commit 10b1c9aa8b
13 changed files with 198 additions and 120 deletions
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7
src/librustdoc/html/render/mod.rs
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@ -69,8 +69,9 @@ use crate::formats::item_type::ItemType;
use crate::formats::{AssocItemRender, Impl, RenderMode};
use crate::html::escape::Escape;
use crate::html::format::{
href, print_abi_with_space, print_constness_with_space, print_default_space,
print_generic_bounds, print_where_clause, Buffer, HrefError, PrintWithSpace,
href, join_with_double_colon, print_abi_with_space, print_constness_with_space,
print_default_space, print_generic_bounds, print_where_clause, Buffer, HrefError,
PrintWithSpace,
};
use crate::html::highlight;
use crate::html::markdown::{HeadingOffset, Markdown, MarkdownHtml, MarkdownSummaryLine};
@ -2515,7 +2516,7 @@ fn collect_paths_for_type(first_ty: clean::Type, cache: &Cache) -> Vec<String> {
let fqp = cache.exact_paths.get(&did).cloned().or_else(get_extern);
if let Some(path) = fqp {
out.push(path.join("::"));
out.push(join_with_double_colon(&path));
}
};