glib_macros/downgrade_derive/mod.rs
// Take a look at the license at the top of the repository in the LICENSE file.
mod enums;
mod fields;
mod structs;
use proc_macro::TokenStream;
use syn::{Data, DeriveInput};
pub fn impl_downgrade(input: DeriveInput) -> TokenStream {
match input.data {
Data::Struct(data_struct) => {
structs::derive_downgrade_for_struct(input.ident, input.generics, data_struct)
}
Data::Enum(data_enum) => {
enums::derive_downgrade_for_enum(input.ident, input.generics, data_enum)
}
Data::Union(..) => {
panic!("#[derive(Downgrade)] is not available for unions.");
}
}
}