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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
commit | 218caa410aa38c29984be31a5229b9fa717560ee (patch) | |
tree | c54bd55eeb6e4c508940a30e94c0032fbd45d677 /tests/ui/proc-macro/auxiliary/call-site.rs | |
parent | Releasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/proc-macro/auxiliary/call-site.rs')
-rw-r--r-- | tests/ui/proc-macro/auxiliary/call-site.rs | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/tests/ui/proc-macro/auxiliary/call-site.rs b/tests/ui/proc-macro/auxiliary/call-site.rs new file mode 100644 index 000000000..e64a5a343 --- /dev/null +++ b/tests/ui/proc-macro/auxiliary/call-site.rs @@ -0,0 +1,27 @@ +// force-host +// no-prefer-dynamic + +#![crate_type = "proc-macro"] + +extern crate proc_macro; +use proc_macro::*; + +#[proc_macro] +pub fn check(input: TokenStream) -> TokenStream { + // Parsed `x2` can refer to `x2` from `input` + let parsed1: TokenStream = "let x3 = x2;".parse().unwrap(); + // `x3` parsed from one string can refer to `x3` parsed from another string. + let parsed2: TokenStream = "let x4 = x3;".parse().unwrap(); + // Manually assembled `x4` can refer to parsed `x4`. + let manual: Vec<TokenTree> = vec![ + Ident::new("let", Span::call_site()).into(), + Ident::new("x5", Span::call_site()).into(), + Punct::new('=', Spacing::Alone).into(), + Ident::new("x4", Span::call_site()).into(), + Punct::new(';', Spacing::Alone).into(), + ]; + input.into_iter().chain(parsed1.into_iter()) + .chain(parsed2.into_iter()) + .chain(manual.into_iter()) + .collect() +} |