76     use crate::parse::{Parse, ParseStream};
82     impl Parse for DeriveInput {
83         fn parse(input: ParseStream) -> Result<Self> {  in parse()  method
85             let vis = input.parse::<Visibility>()?;  in parse()
89                 let struct_token = input.parse::<Token![struct]>()?;  in parse()
90                 let ident = input.parse::<Ident>()?;  in parse()
91                 let generics = input.parse::<Generics>()?;  in parse()
108                 let enum_token = input.parse::<Token![enum]>()?;  in parse()
109                 let ident = input.parse::<Ident>()?;  in parse()
110                 let generics = input.parse::<Generics>()?;  in parse()
127                 let union_token = input.parse::<Token![union]>()?;  in parse()
128                 let ident = input.parse::<Ident>()?;  in parse()
129                 let generics = input.parse::<Generics>()?;  in parse()
156             where_clause = Some(input.parse()?);
161             let fields = input.parse()?;
165                 where_clause = Some(input.parse()?);
170                 let semi = input.parse()?;
176             let fields = input.parse()?;
179             let semi = input.parse()?;
193         let where_clause = input.parse()?;  in data_enum()
197         let variants = content.parse_terminated(Variant::parse, Token![,])?;  in data_enum()
203         let where_clause = input.parse()?;  in data_union()
204         let fields = input.parse()?;  in data_union()