diff options
Diffstat (limited to 'src/test/ui/proc-macro/macro-namespace-reserved-2.rs')
| -rw-r--r-- | src/test/ui/proc-macro/macro-namespace-reserved-2.rs | 56 | 
1 files changed, 56 insertions, 0 deletions
diff --git a/src/test/ui/proc-macro/macro-namespace-reserved-2.rs b/src/test/ui/proc-macro/macro-namespace-reserved-2.rs new file mode 100644 index 00000000000..02526b60db0 --- /dev/null +++ b/src/test/ui/proc-macro/macro-namespace-reserved-2.rs @@ -0,0 +1,56 @@ +// Copyright 2018 The Rust Project Developers. See the COPYRIGHT +// file at the top-level directory of this distribution and at +// http://rust-lang.org/COPYRIGHT. +// +// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or +// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license +// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your +// option. This file may not be copied, modified, or distributed +// except according to those terms. + +// 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 can't use a procedural macro from the same crate that defines it +} +fn check_bang3() { + MyTrait!(); //~ ERROR can't use a procedural macro from the same crate that defines it +} + +#[my_macro] //~ ERROR can't use a procedural macro from the same crate that defines it +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 +fn check_attr3() {} + +#[derive(my_macro)] //~ ERROR can't use a procedural macro from the same crate that defines it +struct CheckDerive1; +#[derive(my_macro_attr)] //~ ERROR can't use a procedural macro from the same crate that defines it +struct CheckDerive2; +#[derive(MyTrait)] //~ ERROR can't use a procedural macro from the same crate that defines it +struct CheckDerive3;  | 
