bjoernager/rust
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Fix tests

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This commit is contained in:
mejrs 2022-11-08 00:42:00 +01:00
parent fe212eca76
commit d494502f64
4 changed files with 165 additions and 157 deletions
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64
compiler/rustc_macros/src/diagnostics/diagnostic.rs
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@ -165,40 +165,48 @@ impl<'a> LintDiagnosticDerive<'a> {
fn make_check(slug: &syn::Path) -> TokenStream {
quote! {
const _: () = {
let krate = env!("CARGO_MANIFEST_DIR").as_bytes();
const krate_str: &str = match option_env!("CARGO_CRATE_NAME") {
Some(c) => c,
None => "",
};
const krate: &[u8] = krate_str.as_bytes();
let mut start = 0;
while !(krate[start] == b'r'
&& krate[start + 1] == b'u'
&& krate[start + 2] == b's'
&& krate[start + 3] == b't'
&& krate[start + 4] == b'c'
&& krate[start + 5] == b'_')
if krate.len() > 6
&& krate[0] == b'r'
&& krate[1] == b'u'
&& krate[2] == b's'
&& krate[3] == b't'
&& krate[4] == b'c'
&& krate[5] == b'_'
{
if krate.len() == start + 5 {
panic!(concat!("crate does not contain \"rustc_\": ", env!("CARGO_MANIFEST_DIR")));
}
start += 1;
}
start += 6;
let slug = stringify!(#slug).as_bytes();
let slug = stringify!(#slug).as_bytes();
let mut pos = 0;
loop {
let b = slug[pos];
if krate.len() == start + pos {
if b != b'_' {
panic!(concat!("slug \"", stringify!(#slug), "\" does not match the crate (", env!("CARGO_MANIFEST_DIR") ,") it is in"));
let mut pos = 0;
loop {
let b = slug[pos];
if krate.len() == pos + 6 {
if b != b'_' {
panic!(concat!(
"slug \"",
stringify!(#slug),
"\" does not match the crate it is in"
));
}
break;
}
break
}
let a = krate[start+pos];
let a = krate[pos + 6];
if a != b {
panic!(concat!("slug \"", stringify!(#slug), "\" does not match the crate (", env!("CARGO_MANIFEST_DIR") ,") it is in"));
if a != b {
panic!(concat!(
"slug \"",
stringify!(#slug),
"\" does not match the crate it is in"
));
}
pos += 1;
}
pos += 1;
} else {
// Crate does not start with "rustc_"
}
};
}