#[macro_use] extern crate pretty_assertions; #[macro_use] extern crate derive_builder; #[derive(Debug, PartialEq, Default, Builder, Clone)] #[builder(setter(prefix = "with"))] struct Lorem { ipsum: &'static str, #[builder(setter(prefix = "set"))] pub dolor: &'static str, } #[test] fn prefixed_setters() { let x = LoremBuilder::default() .with_ipsum("ipsum") .set_dolor("dolor") .build() .unwrap(); assert_eq!( x, Lorem { ipsum: "ipsum", dolor: "dolor", } ); }