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Use itertools

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This commit is contained in:
Jonas Schievink 2021-09-30 16:37:12 +02:00
parent b8437f71b6
commit 375a0ff785
1 changed files with 4 additions and 3 deletions
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7
crates/hir_expand/src/builtin_macro.rs
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@ -184,15 +184,16 @@ fn assert_expand(
let args = parse_exprs_with_sep(tt, ',');
let expanded = match &*args {
[cond, panic_args @ ..] => {
let cond = cond.clone();
let panic_args = panic_args.iter().cloned().intersperse(tt::Subtree {
let comma = tt::Subtree {
delimiter: None,
token_trees: vec![tt::TokenTree::Leaf(tt::Leaf::Punct(tt::Punct {
char: ',',
spacing: tt::Spacing::Alone,
id: tt::TokenId::unspecified(),
}))],
});
};
let cond = cond.clone();
let panic_args = itertools::Itertools::intersperse(panic_args.iter().cloned(), comma);
quote! {{
if !#cond {
#krate::panic!(##panic_args);