vendor/darling-0.14.4/tests/multiple.rs

   1 use darling::{FromDeriveInput, FromMeta};
   2 use syn::parse_quote;
   3
   4 #[derive(FromDeriveInput)]
   5 #[darling(attributes(hello))]
   6 #[allow(dead_code)]
   7 struct Lorem {
   8     ident: syn::Ident,
   9     ipsum: Ipsum,
  10 }
  11
  12 #[derive(FromMeta)]
  13 struct Ipsum {
  14     #[darling(multiple)]
  15     dolor: Vec<String>,
  16 }
  17
  18 #[test]
  19 fn expand_many() {
  20     let di = parse_quote! {
  21         #[hello(ipsum(dolor = "Hello", dolor = "World"))]
  22         pub struct Baz;
  23     };
  24
  25     let lorem: Lorem = Lorem::from_derive_input(&di).unwrap();
  26     assert_eq!(
  27         lorem.ipsum.dolor,
  28         vec!["Hello".to_string(), "World".to_string()]
  29     );
  30 }