|  | //@ force-host | 
|  | //@ no-prefer-dynamic | 
|  | //@ compile-flags: --crate-type proc-macro --document-private-items | 
|  |  | 
|  | #![crate_type="proc-macro"] | 
|  | #![crate_name="some_macros"] | 
|  |  | 
|  | //@ has some_macros/index.html | 
|  | //@ has - '//a/[@href="attr.some_proc_attr.html"]' 'some_proc_attr' | 
|  |  | 
|  | //! include a link to [some_proc_macro!] to make sure it works. | 
|  |  | 
|  | extern crate proc_macro; | 
|  |  | 
|  | use proc_macro::TokenStream; | 
|  |  | 
|  | //@ has some_macros/index.html | 
|  | //@ has - '//h2' 'Macros' | 
|  | //@ has - '//h2' 'Attribute Macros' | 
|  | //@ has - '//h2' 'Derive Macros' | 
|  | //@ !has - '//h2' 'Functions' | 
|  |  | 
|  | //@ has some_macros/all.html | 
|  | //@ has - '//a[@href="macro.some_proc_macro.html"]' 'some_proc_macro' | 
|  | //@ has - '//a[@href="attr.some_proc_attr.html"]' 'some_proc_attr' | 
|  | //@ has - '//a[@href="derive.SomeDerive.html"]' 'SomeDerive' | 
|  | //@ !has - '//a/@href' 'fn.some_proc_macro.html' | 
|  | //@ !has - '//a/@href' 'fn.some_proc_attr.html' | 
|  | //@ !has - '//a/@href' 'fn.some_derive.html' | 
|  |  | 
|  | //@ has some_macros/index.html '//a/@href' 'macro.some_proc_macro.html' | 
|  | //@ !has - '//a/@href' 'fn.some_proc_macro.html' | 
|  | //@ has some_macros/macro.some_proc_macro.html | 
|  | //@ !has some_macros/fn.some_proc_macro.html | 
|  | /// a proc-macro that swallows its input and does nothing. | 
|  | #[proc_macro] | 
|  | pub fn some_proc_macro(_input: TokenStream) -> TokenStream { | 
|  | TokenStream::new() | 
|  | } | 
|  |  | 
|  | //@ has some_macros/index.html '//a/@href' 'attr.some_proc_attr.html' | 
|  | //@ !has - '//a/@href' 'fn.some_proc_attr.html' | 
|  | //@ has some_macros/attr.some_proc_attr.html | 
|  | //@ !has some_macros/fn.some_proc_attr.html | 
|  | /// a proc-macro attribute that passes its item through verbatim. | 
|  | #[proc_macro_attribute] | 
|  | pub fn some_proc_attr(_attr: TokenStream, item: TokenStream) -> TokenStream { | 
|  | item | 
|  | } | 
|  |  | 
|  | //@ has some_macros/index.html '//a/@href' 'derive.SomeDerive.html' | 
|  | //@ !has - '//a/@href' 'fn.some_derive.html' | 
|  | //@ has some_macros/derive.SomeDerive.html | 
|  | //@ !has some_macros/fn.some_derive.html | 
|  | /// a derive attribute that adds nothing to its input. | 
|  | #[proc_macro_derive(SomeDerive)] | 
|  | pub fn some_derive(_item: TokenStream) -> TokenStream { | 
|  | TokenStream::new() | 
|  | } | 
|  |  | 
|  | //@ has some_macros/foo/index.html | 
|  | mod foo { | 
|  | //@ has - '//code' 'pub use some_proc_macro;' | 
|  | //@ has - '//a/@href' '../macro.some_proc_macro.html' | 
|  | pub use some_proc_macro; | 
|  | //@ has - '//code' 'pub use some_proc_attr;' | 
|  | //@ has - '//a/@href' '../attr.some_proc_attr.html' | 
|  | pub use some_proc_attr; | 
|  | //@ has - '//code' 'pub use some_derive;' | 
|  | //@ has - '//a/@href' '../derive.SomeDerive.html' | 
|  | pub use some_derive; | 
|  | } |