fn default_struct()

in gazebo_derive/src/default.rs [30:60]

• 28 lines of code
• 1 McCabe index (conditional complexity)

fn default_struct(data: &DataStruct) -> TokenStream {
    match data.fields {
        Fields::Named(ref fields) => {
            // Self {x: Default::default(), y: Default::default()}
            let xs = fields.named.iter().map(|f| {
                let name = &f.ident;
                quote_spanned! {f.span() =>
                    #name: ::std::default::Default::default()
                }
            });
            quote! {
                Self { #(#xs, )* }
            }
        }
        Fields::Unnamed(ref fields) => {
            // Self(Default::default(), Default::default())
            let xs = fields.unnamed.iter().map(|f| {
                quote_spanned! {f.span()=>
                    ::std::default::Default::default()
                }
            });
            quote! {
                Self ( #(#xs, )* )
            }
        }
        Fields::Unit => {
            // Self
            quote!(Self)
        }
    }
}