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-rw-r--r--crates/ide/src/doc_links.rs25
1 files changed, 14 insertions, 11 deletions
diff --git a/crates/ide/src/doc_links.rs b/crates/ide/src/doc_links.rs
index 06af36b73..db3f911c8 100644
--- a/crates/ide/src/doc_links.rs
+++ b/crates/ide/src/doc_links.rs
@@ -1,9 +1,10 @@
1//! Resolves and rewrites links in markdown documentation. 1//! Resolves and rewrites links in markdown documentation.
2 2
3use std::convert::TryFrom;
3use std::iter::once; 4use std::iter::once;
4 5
5use itertools::Itertools; 6use itertools::Itertools;
6use pulldown_cmark::{CowStr, Event, LinkType, Options, Parser, Tag}; 7use pulldown_cmark::{BrokenLink, CowStr, Event, InlineStr, LinkType, Options, Parser, Tag};
7use pulldown_cmark_to_cmark::{cmark_with_options, Options as CmarkOptions}; 8use pulldown_cmark_to_cmark::{cmark_with_options, Options as CmarkOptions};
8use url::Url; 9use url::Url;
9 10
@@ -24,11 +25,13 @@ pub type DocumentationLink = String;
24 25
25/// Rewrite documentation links in markdown to point to an online host (e.g. docs.rs) 26/// Rewrite documentation links in markdown to point to an online host (e.g. docs.rs)
26pub fn rewrite_links(db: &RootDatabase, markdown: &str, definition: &Definition) -> String { 27pub fn rewrite_links(db: &RootDatabase, markdown: &str, definition: &Definition) -> String {
27 let doc = Parser::new_with_broken_link_callback( 28 let mut cb = |link: BrokenLink| {
28 markdown, 29 Some((
29 Options::empty(), 30 /*url*/ link.reference.to_owned().into(),
30 Some(&|label, _| Some((/*url*/ label.to_string(), /*title*/ label.to_string()))), 31 /*title*/ link.reference.to_owned().into(),
31 ); 32 ))
33 };
34 let doc = Parser::new_with_broken_link_callback(markdown, Options::empty(), Some(&mut cb));
32 35
33 let doc = map_links(doc, |target, title: &str| { 36 let doc = map_links(doc, |target, title: &str| {
34 // This check is imperfect, there's some overlap between valid intra-doc links 37 // This check is imperfect, there's some overlap between valid intra-doc links
@@ -66,11 +69,11 @@ pub fn remove_links(markdown: &str) -> String {
66 let mut opts = Options::empty(); 69 let mut opts = Options::empty();
67 opts.insert(Options::ENABLE_FOOTNOTES); 70 opts.insert(Options::ENABLE_FOOTNOTES);
68 71
69 let doc = Parser::new_with_broken_link_callback( 72 let mut cb = |_: BrokenLink| {
70 markdown, 73 let empty = InlineStr::try_from("").unwrap();
71 opts, 74 Some((CowStr::Inlined(empty.clone()), CowStr::Inlined(empty)))
72 Some(&|_, _| Some((String::new(), String::new()))), 75 };
73 ); 76 let doc = Parser::new_with_broken_link_callback(markdown, opts, Some(&mut cb));
74 let doc = doc.filter_map(move |evt| match evt { 77 let doc = doc.filter_map(move |evt| match evt {
75 Event::Start(Tag::Link(link_type, ref target, ref title)) => { 78 Event::Start(Tag::Link(link_type, ref target, ref title)) => {
76 if link_type == LinkType::Inline && target.contains("://") { 79 if link_type == LinkType::Inline && target.contains("://") {