educe/trait_handlers/into/
mod.rs1mod common;
2mod into_enum;
3mod into_struct;
4mod models;
5mod panic;
6
7use syn::{Data, DeriveInput, Meta};
8
9use super::TraitHandlerMultiple;
10use crate::Trait;
11
12pub(crate) struct IntoHandler;
13
14impl TraitHandlerMultiple for IntoHandler {
15 #[inline]
16 fn trait_meta_handler(
17 ast: &DeriveInput,
18 token_stream: &mut proc_macro2::TokenStream,
19 traits: &[Trait],
20 meta: &[Meta],
21 ) -> syn::Result<()> {
22 match ast.data {
23 Data::Struct(_) => {
24 into_struct::IntoStructHandler::trait_meta_handler(ast, token_stream, traits, meta)
25 },
26 Data::Enum(_) => {
27 into_enum::IntoEnumHandler::trait_meta_handler(ast, token_stream, traits, meta)
28 },
29 Data::Union(_) => {
30 Err(crate::panic::trait_not_support_union(meta[0].path().get_ident().unwrap()))
31 },
32 }
33 }
34}