mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-26 16:54:01 +00:00
58 lines
2.3 KiB
Rust
58 lines
2.3 KiB
Rust
//@ force-host
|
|
//@ no-prefer-dynamic
|
|
|
|
#![crate_type = "proc-macro"]
|
|
|
|
extern crate proc_macro;
|
|
use proc_macro::*;
|
|
|
|
#[proc_macro]
|
|
pub fn my_macro(input: TokenStream) -> TokenStream {
|
|
input
|
|
}
|
|
|
|
#[proc_macro_attribute]
|
|
pub fn my_macro_attr(input: TokenStream, _: TokenStream) -> TokenStream {
|
|
input
|
|
}
|
|
|
|
#[proc_macro_derive(MyTrait)]
|
|
pub fn my_macro_derive(input: TokenStream) -> TokenStream {
|
|
input
|
|
}
|
|
|
|
fn check_bang1() {
|
|
my_macro!(); //~ ERROR can't use a procedural macro from the same crate that defines it
|
|
}
|
|
fn check_bang2() {
|
|
my_macro_attr!(); //~ ERROR cannot find macro `my_macro_attr` in this scope
|
|
crate::my_macro_attr!(); //~ ERROR can't use a procedural macro from the same crate that defines
|
|
//~| ERROR expected macro, found attribute macro `crate::my_macro_attr`
|
|
}
|
|
fn check_bang3() {
|
|
MyTrait!(); //~ ERROR cannot find macro `MyTrait` in this scope
|
|
crate::MyTrait!(); //~ ERROR can't use a procedural macro from the same crate that defines it
|
|
//~| ERROR expected macro, found derive macro `crate::MyTrait`
|
|
}
|
|
|
|
#[my_macro] //~ ERROR cannot find attribute `my_macro` in this scope
|
|
#[crate::my_macro] //~ ERROR can't use a procedural macro from the same crate that defines it
|
|
//~| ERROR expected attribute, found macro `crate::my_macro`
|
|
fn check_attr1() {}
|
|
#[my_macro_attr] //~ ERROR can't use a procedural macro from the same crate that defines it
|
|
fn check_attr2() {}
|
|
#[MyTrait] //~ ERROR can't use a procedural macro from the same crate that defines it
|
|
//~| ERROR expected attribute, found derive macro `MyTrait`
|
|
fn check_attr3() {}
|
|
|
|
#[derive(my_macro)] //~ ERROR cannot find derive macro `my_macro` in this scope
|
|
//~| ERROR cannot find derive macro `my_macro` in this scope
|
|
#[derive(crate::my_macro)] //~ ERROR can't use a procedural macro from the same crate that defines
|
|
//~| ERROR expected derive macro, found macro `crate::my_macro`
|
|
struct CheckDerive1;
|
|
#[derive(my_macro_attr)] //~ ERROR can't use a procedural macro from the same crate that defines it
|
|
//~| ERROR expected derive macro, found attribute macro `my_macro_attr`
|
|
struct CheckDerive2;
|
|
#[derive(MyTrait)] //~ ERROR can't use a procedural macro from the same crate that defines it
|
|
struct CheckDerive3;
|