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rustdoc: print usize with less string manipulation

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This commit is contained in:
Michael Howell 2022-11-05 16:55:40 -07:00
parent a69d43493a
commit e410cd25b2
1 changed files with 6 additions and 12 deletions
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18
src/librustdoc/clean/utils.rs
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@ -242,19 +242,13 @@ pub(crate) fn print_const(cx: &DocContext<'_>, n: ty::Const<'_>) -> String {
s
}
_ => {
let mut s = n.to_string();
// array lengths are obviously usize
if s.ends_with("_usize") {
let n = s.len() - "_usize".len();
s.truncate(n);
if s.ends_with(": ") {
let n = s.len() - ": ".len();
s.truncate(n);
}
}
s
// array lengths are obviously usize
ty::ConstKind::Value(ty::ValTree::Leaf(scalar))
if *n.ty().kind() == ty::Uint(ty::UintTy::Usize) =>
{
scalar.to_string()
}
_ => n.to_string(),
}
}