[−][src]Type Definition structural::field::rev_get_field::RevGetFieldType
type RevGetFieldType<FieldPath, This> = <FieldPath as RevFieldType<This>>::Ty;
Queries the type of a nested field in This,
what field is queried is determined by FieldPath
,
Example
use structural::{ field::RevGetFieldType, GetFieldType3,StructuralExt,Structural, FP,fp, }; fn main(){ let this=TopLevel::default(); let baz: &RevGetFieldType<FP!(foo.bar.baz), TopLevel>= this.field_(fp!(foo.bar.baz)); assert_eq!( *baz, Vec::new() ); let strand: &RevGetFieldType<FP!(foo.bar.strand), TopLevel>= this.field_(fp!(foo.bar.strand)); assert_eq!( *strand, String::new() ); } #[derive(Debug,Default,Structural)] struct TopLevel{ pub foo:Foo, } #[derive(Debug,Default,Structural)] struct Foo{ pub bar:Bar, } #[derive(Debug,Default,Structural)] struct Bar{ pub baz:Vec<()>, pub strand:String, }