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use darling::FromMeta;
use proc_macro::TokenStream;
mod macro_imp;
#[proc_macro_attribute]
pub fn hook_component(args: TokenStream, input: TokenStream) -> TokenStream {
let attr_args = syn::parse_macro_input!(args as syn::AttributeArgs);
let args = match macro_imp::HookComponentArgs::from_list(&attr_args) {
Ok(v) => v,
Err(e) => {
return TokenStream::from(e.write_errors());
}
};
let item_fn = syn::parse_macro_input!(input as syn::ItemFn);
let (mut ts, error) = args.transform_item_fn(item_fn);
if let Some(error) = error {
ts.extend(error.write_errors());
}
ts.into()
}