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mod common;
mod derive_de;
mod derive_ser;
mod parse;
mod utils;

use parse::ItemStruct;
use proc_macro::TokenStream;

/// Derives PcdDeserialize trait on normal struct or tuple struct.
///
/// The field type can be either primitive, array of primitive or [Vec](std::vec::Vec) of primitive.
#[proc_macro_derive(PcdDeserialize, attributes(pcd))]
pub fn pcd_record_read_derive(input: TokenStream) -> TokenStream {
    let input = syn::parse_macro_input!(input as ItemStruct);
    let derive_read_tokens =
        derive_de::f_pcd_record_read_derive(input).unwrap_or_else(|err| err.to_compile_error());
    TokenStream::from(derive_read_tokens)
}

/// Derives PcdSerialize trait on normal struct or tuple struct.
///
/// The field type can be either primitive or array of primitive.
#[proc_macro_derive(PcdSerialize, attributes(pcd))]
pub fn pcd_record_write_derive(input: TokenStream) -> TokenStream {
    let input = syn::parse_macro_input!(input as ItemStruct);
    let derive_write_tokens =
        derive_ser::f_pcd_record_write_derive(input).unwrap_or_else(|err| err.to_compile_error());
    TokenStream::from(derive_write_tokens)
}