| 1 | use crate::utils::{add_where_clauses_for_new_ident, MultiFieldData, RefType}; |
| 2 | use proc_macro2::TokenStream; |
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| 3 | use quote::quote; |
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| 4 | use syn::{Generics, Ident}; |
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| 5 | |
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| 6 | pub fn generics_and_exprs( |
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| 7 | multi_field_data: MultiFieldData, |
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| 8 | scalar_ident: &Ident, |
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| 9 | type_where_clauses: TokenStream, |
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| 10 | ref_type: RefType, |
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| 11 | ) -> (Generics, Vec<TokenStream>) { |
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| 12 | let MultiFieldData { |
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| 13 | fields, |
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| 14 | casted_traits, |
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| 15 | members, |
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| 16 | method_ident, |
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| 17 | .. |
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| 18 | } = multi_field_data; |
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| 19 | let reference = ref_type.reference(); |
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| 20 | let exprs: Vec<_> = casted_traits |
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| 21 | .iter() |
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| 22 | .zip(members) |
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| 23 | .map(|(casted_trait, member)| { |
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| 24 | quote! { #casted_trait::#method_ident(#reference #member, rhs) } |
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| 25 | }) |
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| 26 | .collect(); |
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| 27 | |
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| 28 | let new_generics = add_where_clauses_for_new_ident( |
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| 29 | &multi_field_data.state.input.generics, |
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| 30 | &fields, |
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| 31 | scalar_ident, |
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| 32 | type_where_clauses, |
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| 33 | true, |
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| 34 | ); |
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| 35 | (new_generics, exprs) |
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| 36 | } |
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| 37 | |
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