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| author | Albert Larsan <74931857+albertlarsan68@users.noreply.github.com> | 2023-01-05 09:13:28 +0100 |
|---|---|---|
| committer | Albert Larsan <74931857+albertlarsan68@users.noreply.github.com> | 2023-01-11 09:32:08 +0000 |
| commit | cf2dff2b1e3fa55fa5415d524200070d0d7aacfe (patch) | |
| tree | 40a88d9a46aaf3e8870676eb2538378b75a263eb /tests/ui/proc-macro/auxiliary/span-from-proc-macro.rs | |
| parent | ca855e6e42787ecd062d81d53336fe6788ef51a9 (diff) | |
| download | rust-cf2dff2b1e3fa55fa5415d524200070d0d7aacfe.tar.gz rust-cf2dff2b1e3fa55fa5415d524200070d0d7aacfe.zip | |
Move /src/test to /tests
Diffstat (limited to 'tests/ui/proc-macro/auxiliary/span-from-proc-macro.rs')
| -rw-r--r-- | tests/ui/proc-macro/auxiliary/span-from-proc-macro.rs | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/tests/ui/proc-macro/auxiliary/span-from-proc-macro.rs b/tests/ui/proc-macro/auxiliary/span-from-proc-macro.rs new file mode 100644 index 00000000000..49292acfea7 --- /dev/null +++ b/tests/ui/proc-macro/auxiliary/span-from-proc-macro.rs @@ -0,0 +1,49 @@ +// force-host +// no-prefer-dynamic + +#![feature(proc_macro_quote)] +#![feature(proc_macro_internals)] // FIXME - this shouldn't be necessary +#![crate_type = "proc-macro"] + +extern crate proc_macro; +extern crate custom_quote; + +use proc_macro::{quote, TokenStream}; + +macro_rules! expand_to_quote { + () => { + quote! { + let bang_error: bool = 25; + } + } +} + +#[proc_macro] +pub fn error_from_bang(_input: TokenStream) -> TokenStream { + expand_to_quote!() +} + +#[proc_macro] +pub fn other_error_from_bang(_input: TokenStream) -> TokenStream { + custom_quote::custom_quote! { + my_ident + } +} + +#[proc_macro_attribute] +pub fn error_from_attribute(_args: TokenStream, _input: TokenStream) -> TokenStream { + quote! { + struct AttributeError { + field: MissingType + } + } +} + +#[proc_macro_derive(ErrorFromDerive)] +pub fn error_from_derive(_input: TokenStream) -> TokenStream { + quote! { + enum DeriveError { + Variant(OtherMissingType) + } + } +} |
