106                 let (where_clause, fields, semi) = data_struct(input)?;  in parse()
112                         where_clause,  in parse()
125                 let (where_clause, brace, variants) = data_enum(input)?;  in parse()
131                         where_clause,  in parse()
144                 let (where_clause, fields) = data_union(input)?;  in parse()
150                         where_clause,  in parse()
168         let mut where_clause = None;  localVariable
170             where_clause = Some(input.parse()?);
174         if where_clause.is_none() && lookahead.peek(token::Paren) {
179                 where_clause = Some(input.parse()?);
185                 Ok((where_clause, Fields::Unnamed(fields), Some(semi)))
191             Ok((where_clause, Fields::Named(fields), None))
194             Ok((where_clause, Fields::Unit, Some(semi)))
207         let where_clause = input.parse()?;  in data_enum()  localVariable
213         Ok((where_clause, brace, variants))  in data_enum()
217         let where_clause = input.parse()?;  in data_union()  localVariable
219         Ok((where_clause, fields))  in data_union()
248                         self.generics.where_clause.to_tokens(tokens);  in to_tokens()
253                         self.generics.where_clause.to_tokens(tokens);  in to_tokens()
257                         self.generics.where_clause.to_tokens(tokens);  in to_tokens()
262                     self.generics.where_clause.to_tokens(tokens);  in to_tokens()
268                     self.generics.where_clause.to_tokens(tokens);  in to_tokens()