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Fix id generation

This commit is contained in:
Guillaume Gomez 2017-03-25 19:07:52 +01:00
parent 47e4abf473
commit 286a51da91
2 changed files with 56 additions and 51 deletions
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9
src/Cargo.lock generated
View File

@ -218,7 +218,7 @@ name = "handlebars"
version = "0.25.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
dependencies = [
"lazy_static 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
"lazy_static 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
"log 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
"pest 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
"quick-error 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@ -243,7 +243,7 @@ dependencies = [
[[package]]
name = "lazy_static"
version = "0.2.4"
version = "0.2.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
[[package]]
@ -777,8 +777,9 @@ version = "0.0.0"
dependencies = [
"arena 0.0.0",
"build_helper 0.1.0",
"env_logger 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
"gcc 0.3.45 (registry+https://github.com/rust-lang/crates.io-index)",
"log 0.0.0",
"log 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
"pulldown-cmark 0.0.14 (registry+https://github.com/rust-lang/crates.io-index)",
"rustc 0.0.0",
"rustc_back 0.0.0",
@ -1001,7 +1002,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
"checksum handlebars 0.25.2 (registry+https://github.com/rust-lang/crates.io-index)" = "663e1728d8037fb0d4e13bcd1b1909fb5d913690a9929eb385922df157c2ff8f"
"checksum itoa 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "eb2f404fbc66fd9aac13e998248505e7ecb2ad8e44ab6388684c5fb11c6c251c"
"checksum kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7507624b29483431c0ba2d82aece8ca6cdba9382bff4ddd0f7490560c056098d"
"checksum lazy_static 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)" = "7291b1dd97d331f752620b02dfdbc231df7fc01bf282a00769e1cdb963c460dc"
"checksum lazy_static 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)" = "4732c563b9a21a406565c4747daa7b46742f082911ae4753f390dc9ec7ee1a97"
"checksum libc 0.2.21 (registry+https://github.com/rust-lang/crates.io-index)" = "88ee81885f9f04bff991e306fea7c1c60a5f0f9e409e99f6b40e3311a3363135"
"checksum log 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)" = "5141eca02775a762cc6cd564d8d2c50f67c0ea3a372cbf1c51592b3e029e10ad"
"checksum mdbook 0.0.18 (registry+https://github.com/rust-lang/crates.io-index)" = "06a68e8738e42b38a02755d3ce5fa12d559e17acb238e4326cbc3cc056e65280"

98
src/librustdoc/html/markdown.rs
View File

@ -105,17 +105,20 @@ thread_local!(pub static PLAYGROUND: RefCell<Option<(Option<String>, String)>> =
});
macro_rules! event_loop_break {
($parser:expr, $toc_builder:expr, $shorter:expr, $buf:expr, $($end_event:pat)|*) => {{
event_loop_break($parser, $toc_builder, $shorter, $buf, false, $($end_event:pat)|*);
}};
($parser:expr, $toc_builder:expr, $shorter:expr, $buf:expr, $escape:expr,
($parser:expr, $toc_builder:expr, $shorter:expr, $buf:expr, $escape:expr, $id:expr,
$($end_event:pat)|*) => {{
fn inner(id: &mut Option<&mut String>, s: &str) {
if let Some(ref mut id) = *id {
id.push_str(s);
}
}
while let Some(event) = $parser.next() {
match event {
$($end_event)|* => break,
Event::Text(ref s) => {
inner($id, s);
if $escape {
$buf.push_str(&escape(s));
$buf.push_str(&format!("{}", Escape(s)));
} else {
$buf.push_str(s);
}
@ -124,7 +127,7 @@ macro_rules! event_loop_break {
$buf.push(' ');
}
x => {
looper($parser, &mut $buf, Some(x), $toc_builder, $shorter);
looper($parser, &mut $buf, Some(x), $toc_builder, $shorter, $id);
}
}
}
@ -135,13 +138,6 @@ pub fn render(w: &mut fmt::Formatter,
s: &str,
print_toc: bool,
shorter: MarkdownOutputStyle) -> fmt::Result {
fn escape(entry: &str) -> String {
entry.replace("<", "&lt;")
.replace("'", "&#39;")
.replace(">", "&gt;")
.replace("&", "&amp;")
}
fn block(parser: &mut Parser, buffer: &mut String, lang: &str) {
let mut origtext = String::new();
while let Some(event) = parser.next() {
@ -223,10 +219,11 @@ pub fn render(w: &mut fmt::Formatter,
fn header(parser: &mut Parser, buffer: &mut String, toc_builder: &mut Option<TocBuilder>,
shorter: MarkdownOutputStyle, level: i32) {
let mut ret = String::new();
event_loop_break!(parser, toc_builder, shorter, ret, true, Event::End(Tag::Header(_)));
let mut id = String::new();
event_loop_break!(parser, toc_builder, shorter, ret, true, &mut Some(&mut id),
Event::End(Tag::Header(_)));
ret = ret.trim_right().to_owned();
let id = ret.clone();
let id = id.chars().filter_map(|c| {
if c.is_alphanumeric() || c == '-' || c == '_' {
if c.is_ascii() {
@ -254,30 +251,33 @@ pub fn render(w: &mut fmt::Formatter,
}
fn codespan(parser: &mut Parser, buffer: &mut String, toc_builder: &mut Option<TocBuilder>,
shorter: MarkdownOutputStyle) {
shorter: MarkdownOutputStyle, id: &mut Option<&mut String>) {
let mut content = String::new();
event_loop_break!(parser, toc_builder, shorter, content, true, Event::End(Tag::Code));
event_loop_break!(parser, toc_builder, shorter, content, false, id, Event::End(Tag::Code));
buffer.push_str(&format!("<code>{}</code>",
Escape(&collapse_whitespace(content.trim_right()))));
}
fn link(parser: &mut Parser, buffer: &mut String, toc_builder: &mut Option<TocBuilder>,
shorter: MarkdownOutputStyle, url: &str, mut title: String) {
event_loop_break!(parser, toc_builder, shorter, title, true, Event::End(Tag::Link(_, _)));
shorter: MarkdownOutputStyle, url: &str, mut title: String,
id: &mut Option<&mut String>) {
event_loop_break!(parser, toc_builder, shorter, title, true, id,
Event::End(Tag::Link(_, _)));
buffer.push_str(&format!("<a href=\"{}\">{}</a>", url, title));
}
fn paragraph(parser: &mut Parser, buffer: &mut String, toc_builder: &mut Option<TocBuilder>,
shorter: MarkdownOutputStyle) {
shorter: MarkdownOutputStyle, id: &mut Option<&mut String>) {
let mut content = String::new();
event_loop_break!(parser, toc_builder, shorter, content, true, Event::End(Tag::Paragraph));
event_loop_break!(parser, toc_builder, shorter, content, true, id,
Event::End(Tag::Paragraph));
buffer.push_str(&format!("<p>{}</p>", content.trim_right()));
}
fn cell(parser: &mut Parser, buffer: &mut String, toc_builder: &mut Option<TocBuilder>,
shorter: MarkdownOutputStyle) {
let mut content = String::new();
event_loop_break!(parser, toc_builder, shorter, content, true,
event_loop_break!(parser, toc_builder, shorter, content, true, &mut None,
Event::End(Tag::TableHead) |
Event::End(Tag::Table(_)) |
Event::End(Tag::TableRow) |
@ -297,7 +297,7 @@ pub fn render(w: &mut fmt::Formatter,
cell(parser, &mut content, toc_builder, shorter);
}
x => {
looper(parser, &mut content, Some(x), toc_builder, shorter);
looper(parser, &mut content, Some(x), toc_builder, shorter, &mut None);
}
}
}
@ -314,7 +314,7 @@ pub fn render(w: &mut fmt::Formatter,
cell(parser, &mut content, toc_builder, shorter);
}
x => {
looper(parser, &mut content, Some(x), toc_builder, shorter);
looper(parser, &mut content, Some(x), toc_builder, shorter, &mut None);
}
}
}
@ -351,7 +351,8 @@ pub fn render(w: &mut fmt::Formatter,
fn blockquote(parser: &mut Parser, buffer: &mut String, toc_builder: &mut Option<TocBuilder>,
shorter: MarkdownOutputStyle) {
let mut content = String::new();
event_loop_break!(parser, toc_builder, shorter, content, true, Event::End(Tag::BlockQuote));
event_loop_break!(parser, toc_builder, shorter, content, true, &mut None,
Event::End(Tag::BlockQuote));
buffer.push_str(&format!("<blockquote>{}</blockquote>", content.trim_right()));
}
@ -362,10 +363,10 @@ pub fn render(w: &mut fmt::Formatter,
match event {
Event::End(Tag::Item) => break,
Event::Text(ref s) => {
content.push_str(&escape(s));
content.push_str(&format!("{}", Escape(s)));
}
x => {
looper(parser, &mut content, Some(x), toc_builder, shorter);
looper(parser, &mut content, Some(x), toc_builder, shorter, &mut None);
}
}
}
@ -382,7 +383,7 @@ pub fn render(w: &mut fmt::Formatter,
list_item(parser, &mut content, toc_builder, shorter);
}
x => {
looper(parser, &mut content, Some(x), toc_builder, shorter);
looper(parser, &mut content, Some(x), toc_builder, shorter, &mut None);
}
}
}
@ -390,21 +391,24 @@ pub fn render(w: &mut fmt::Formatter,
}
fn emphasis(parser: &mut Parser, buffer: &mut String, toc_builder: &mut Option<TocBuilder>,
shorter: MarkdownOutputStyle) {
shorter: MarkdownOutputStyle, id: &mut Option<&mut String>) {
let mut content = String::new();
event_loop_break!(parser, toc_builder, shorter, content, true, Event::End(Tag::Emphasis));
event_loop_break!(parser, toc_builder, shorter, content, false, id,
Event::End(Tag::Emphasis));
buffer.push_str(&format!("<em>{}</em>", content));
}
fn strong(parser: &mut Parser, buffer: &mut String, toc_builder: &mut Option<TocBuilder>,
shorter: MarkdownOutputStyle) {
shorter: MarkdownOutputStyle, id: &mut Option<&mut String>) {
let mut content = String::new();
event_loop_break!(parser, toc_builder, shorter, content, true, Event::End(Tag::Strong));
event_loop_break!(parser, toc_builder, shorter, content, false, id,
Event::End(Tag::Strong));
buffer.push_str(&format!("<strong>{}</strong>", content));
}
fn looper<'a>(parser: &'a mut Parser, buffer: &mut String, next_event: Option<Event<'a>>,
toc_builder: &mut Option<TocBuilder>, shorter: MarkdownOutputStyle) -> bool {
toc_builder: &mut Option<TocBuilder>, shorter: MarkdownOutputStyle,
id: &mut Option<&mut String>) -> bool {
if let Some(event) = next_event {
match event {
Event::Start(Tag::CodeBlock(lang)) => {
@ -414,13 +418,13 @@ pub fn render(w: &mut fmt::Formatter,
header(parser, buffer, toc_builder, shorter, level);
}
Event::Start(Tag::Code) => {
codespan(parser, buffer, toc_builder, shorter);
codespan(parser, buffer, toc_builder, shorter, id);
}
Event::Start(Tag::Paragraph) => {
paragraph(parser, buffer, toc_builder, shorter);
paragraph(parser, buffer, toc_builder, shorter, id);
}
Event::Start(Tag::Link(ref url, ref t)) => {
link(parser, buffer, toc_builder, shorter, url, t.as_ref().to_owned());
link(parser, buffer, toc_builder, shorter, url, t.as_ref().to_owned(), id);
}
Event::Start(Tag::Table(_)) => {
table(parser, buffer, toc_builder, shorter);
@ -432,10 +436,10 @@ pub fn render(w: &mut fmt::Formatter,
list(parser, buffer, toc_builder, shorter);
}
Event::Start(Tag::Emphasis) => {
emphasis(parser, buffer, toc_builder, shorter);
emphasis(parser, buffer, toc_builder, shorter, id);
}
Event::Start(Tag::Strong) => {
strong(parser, buffer, toc_builder, shorter);
strong(parser, buffer, toc_builder, shorter, id);
}
Event::Html(h) | Event::InlineHtml(h) => {
buffer.push_str(&*h);
@ -457,7 +461,7 @@ pub fn render(w: &mut fmt::Formatter,
let mut parser = Parser::new_ext(s, pulldown_cmark::OPTION_ENABLE_TABLES);
loop {
let next_event = parser.next();
if !looper(&mut parser, &mut buffer, next_event, &mut toc_builder, shorter) {
if !looper(&mut parser, &mut buffer, next_event, &mut toc_builder, shorter, &mut None) {
break
}
}
@ -742,7 +746,7 @@ mod tests {
fn test_header() {
fn t(input: &str, expect: &str) {
let output = format!("{}", Markdown(input, MarkdownOutputStyle::Fancy));
assert_eq!(output, expect);
assert_eq!(output, expect, "original: {}", input);
reset_ids(true);
}
@ -751,10 +755,10 @@ mod tests {
t("## Foo-bar_baz qux", "<h2 id=\"foo-bar_baz-qux\" class=\"section-\
header\"><a href=\"#foo-bar_baz-qux\">Foo-bar_baz qux</a></h2>");
t("### **Foo** *bar* baz!?!& -_qux_-%",
"<h3 id=\"foo-bar-baz--_qux_-\" class=\"section-header\">\
<a href=\"#foo-bar-baz--_qux_-\"><strong>Foo</strong> \
<em>bar</em> baz!?!&amp; -_qux_-%</a></h3>");
t("####**Foo?** & \\*bar?!* _`baz`_ ❤ #qux",
"<h3 id=\"foo-bar-baz--qux-\" class=\"section-header\">\
<a href=\"#foo-bar-baz--qux-\"><strong>Foo</strong> \
<em>bar</em> baz!?!&amp; -<em>qux</em>-%</a></h3>");
t("#### **Foo?** & \\*bar?!* _`baz`_ ❤ #qux",
"<h4 id=\"foo--bar--baz--qux\" class=\"section-header\">\
<a href=\"#foo--bar--baz--qux\"><strong>Foo?</strong> &amp; *bar?!* \
<em><code>baz</code></em> ❤ #qux</a></h4>");
@ -764,7 +768,7 @@ mod tests {
fn test_header_ids_multiple_blocks() {
fn t(input: &str, expect: &str) {
let output = format!("{}", Markdown(input, MarkdownOutputStyle::Fancy));
assert_eq!(output, expect);
assert_eq!(output, expect, "original: {}", input);
}
let test = || {
@ -790,7 +794,7 @@ mod tests {
fn test_plain_summary_line() {
fn t(input: &str, expect: &str) {
let output = plain_summary_line(input);
assert_eq!(output, expect);
assert_eq!(output, expect, "original: {}", input);
}
t("hello [Rust](https://www.rust-lang.org) :)", "hello Rust :)");
@ -804,7 +808,7 @@ mod tests {
fn test_markdown_html_escape() {
fn t(input: &str, expect: &str) {
let output = format!("{}", MarkdownHtml(input));
assert_eq!(output, expect);
assert_eq!(output, expect, "original: {}", input);
}
t("`Struct<'a, T>`", "<p><code>Struct&lt;&#39;a, T&gt;</code></p>");