diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:41 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:41 +0000 |
commit | 4f9fe856a25ab29345b90e7725509e9ee38a37be (patch) | |
tree | e4ffd8a9374cae7b21f7cbfb352927e0e074aff6 /tests/ui/proc-macro/signature-proc-macro-derive.rs | |
parent | Adding upstream version 1.68.2+dfsg1. (diff) | |
download | rustc-upstream/1.69.0+dfsg1.tar.xz rustc-upstream/1.69.0+dfsg1.zip |
Adding upstream version 1.69.0+dfsg1.upstream/1.69.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | tests/ui/proc-macro/signature-proc-macro-derive.rs | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/tests/ui/proc-macro/signature-proc-macro-derive.rs b/tests/ui/proc-macro/signature-proc-macro-derive.rs new file mode 100644 index 000000000..f2fd824b6 --- /dev/null +++ b/tests/ui/proc-macro/signature-proc-macro-derive.rs @@ -0,0 +1,31 @@ +// force-host +// no-prefer-dynamic + +#![crate_type = "proc-macro"] + +extern crate proc_macro; +use proc_macro::TokenStream; + +#[proc_macro_derive(Blah)] +pub fn bad_input(input: String) -> TokenStream { + //~^ ERROR mismatched derive proc macro signature + TokenStream::new() +} + +#[proc_macro_derive(Bleh)] +pub fn bad_output(input: TokenStream) -> String { + //~^ ERROR mismatched derive proc macro signature + String::from("blah") +} + +#[proc_macro_derive(Bluh)] +pub fn bad_everything(input: String) -> String { + //~^ ERROR mismatched derive proc macro signature + //~| ERROR mismatched derive proc macro signature + input +} + +#[proc_macro_derive(Blih)] +pub fn too_many(a: TokenStream, b: TokenStream, c: String) -> TokenStream { + //~^ ERROR mismatched derive proc macro signature +} |