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Add a hardcoded template for early templating errors

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This commit is contained in:
Juno Takano 2025-12-17 02:22:17 -03:00
commit 0c2f9707cd
1 changed files with 34 additions and 3 deletions
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37
src/handlers/template.rs
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@ -31,15 +31,16 @@ pub(in crate::handlers) fn render(
context: &tera::Context,
error_message: Option<String>,
) -> (String, u16) {
// TODO just return an Option<String> here
// TODO just return an Option/String> here
let tera = match tera::Tera::new(concat!(
env!("CARGO_MANIFEST_DIR"),
"/templates/**/*"
)) {
Ok(t) => t,
Err(e) => {
println!("Tera parsing error: {e:#?}");
panic!("{e}")
let early_error_message = format!("{e:#?}");
crate::dev::log(&by_filename, &early_error_message);
return (emergency_wrap(&e), 500)
},
};
@ -76,3 +77,33 @@ pub(in crate::handlers) fn render(
},
}
}
fn emergency_wrap(message: &tera::Error) -> String {
format!(r#"<!DOCTYPE html>
<html>
<head>
<title>Pre-Templating Error</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" >
<meta name="viewport" content="width=device-width, initial-scale=1">
<style>
@media (prefers-color-scheme: dark) {{
* {{ background-color: #222222;
color: #f1e9e5; }} }}
* {{ line-height: 1.6em; }}
pre {{ overflow: auto; }}
</style>
</head>
<body>
<h2><strong>Early Pre-Templating Error</strong></h2>
<p>This normally indicates a malformed template.</p>
<pre>
{message}
</pre>
<p>
If you haven't modified templates, plese consider
<a href="https://codeberg.org/jutty/en/issues">reporting it</a>.
</p>
</body>
</html>
"#)
}