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Handle error code hash by redirecting to the correct error code page

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This commit is contained in:
Guillaume Gomez 2022-08-23 21:44:25 +02:00
parent 8ad36c45f8
commit c664a36033
1 changed files with 27 additions and 7 deletions
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34
src/tools/error_index_generator/main.rs
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@ -59,7 +59,7 @@ impl HTMLFormatter {
) -> Result<(), Box<dyn Error>> {
let mut output_file = File::create(parent_dir.join(err_code).with_extension("html"))?;
self.header(&mut output_file, "../")?;
self.header(&mut output_file, "../", "")?;
self.title(&mut output_file, &format!("Error code {}", err_code))?;
let mut id_map = IdMap::new();
@ -90,7 +90,12 @@ impl HTMLFormatter {
self.footer(&mut output_file)
}
fn header(&self, output: &mut dyn Write, extra: &str) -> Result<(), Box<dyn Error>> {
fn header(
&self,
output: &mut dyn Write,
extra_path: &str,
extra: &str,
) -> Result<(), Box<dyn Error>> {
write!(
output,
r##"<!DOCTYPE html>
@ -99,14 +104,14 @@ impl HTMLFormatter {
<title>Rust Compiler Error Index</title>
<meta charset="utf-8">
<!-- Include rust.css after light.css so its rules take priority. -->
<link rel="stylesheet" type="text/css" href="{extra}rustdoc{suffix}.css"/>
<link rel="stylesheet" type="text/css" href="{extra}light{suffix}.css"/>
<link rel="stylesheet" type="text/css" href="{extra}rust.css"/>
<link rel="stylesheet" type="text/css" href="{extra_path}rustdoc{suffix}.css"/>
<link rel="stylesheet" type="text/css" href="{extra_path}light{suffix}.css"/>
<link rel="stylesheet" type="text/css" href="{extra_path}rust.css"/>
<style>
.error-undescribed {{
display: none;
}}
</style>
</style>{extra}
</head>
<body>
"##,
@ -153,7 +158,22 @@ fn render_html(output_path: &Path, formatter: HTMLFormatter) -> Result<(), Box<d
create_dir_all(&parent)?;
}
formatter.header(&mut output_file, "")?;
formatter.header(
&mut output_file,
"",
&format!(
r#"<script>(function() {{
if (window.location.hash) {{
let code = window.location.hash.replace(/^#/, '');
// We have to make sure this pattern matches to avoid inadvertently creating an
// open redirect.
if (/^E[0-9]+$/.test(code)) {{
window.location = './{error_codes_dir}/' + code + '.html';
}}
}}
}})()</script>"#
),
)?;
formatter.title(&mut output_file, "Rust Compiler Error Index")?;
write!(