diff options
Diffstat (limited to 'src/test/ui/proc-macro/auxiliary/modify-ast.rs')
-rw-r--r-- | src/test/ui/proc-macro/auxiliary/modify-ast.rs | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/src/test/ui/proc-macro/auxiliary/modify-ast.rs b/src/test/ui/proc-macro/auxiliary/modify-ast.rs deleted file mode 100644 index cc582c152..000000000 --- a/src/test/ui/proc-macro/auxiliary/modify-ast.rs +++ /dev/null @@ -1,47 +0,0 @@ -// force-host -// no-prefer-dynamic - -#![crate_type = "proc-macro"] - -extern crate proc_macro; - -use proc_macro::*; - -#[proc_macro_attribute] -pub fn assert1(_a: TokenStream, b: TokenStream) -> TokenStream { - assert_eq(b.clone(), "pub fn foo() {}".parse().unwrap()); - b -} - -#[proc_macro_derive(Foo, attributes(foo))] -pub fn assert2(a: TokenStream) -> TokenStream { - assert_eq(a, "pub struct MyStructc { _a: i32, }".parse().unwrap()); - TokenStream::new() -} - -fn assert_eq(a: TokenStream, b: TokenStream) { - let mut a = a.into_iter(); - let mut b = b.into_iter(); - for (a, b) in a.by_ref().zip(&mut b) { - match (a, b) { - (TokenTree::Group(a), TokenTree::Group(b)) => { - assert_eq!(a.delimiter(), b.delimiter()); - assert_eq(a.stream(), b.stream()); - } - (TokenTree::Punct(a), TokenTree::Punct(b)) => { - assert_eq!(a.as_char(), b.as_char()); - assert_eq!(a.spacing(), b.spacing()); - } - (TokenTree::Literal(a), TokenTree::Literal(b)) => { - assert_eq!(a.to_string(), b.to_string()); - } - (TokenTree::Ident(a), TokenTree::Ident(b)) => { - assert_eq!(a.to_string(), b.to_string()); - } - (a, b) => panic!("{:?} != {:?}", a, b), - } - } - - assert!(a.next().is_none()); - assert!(b.next().is_none()); -} |