proc_macro_tools

Module :: proc_macro_tools

Tools for writing procedural macroses.

Sample

#[ cfg( feature = "use_std" ) ]
{
  use proc_macro_tools::*;

  let code = qt!( core::option::Option< i8, i16, i32, i64 > );
  let tree_type = syn::parse2::< syn::Type >( code ).unwrap();
  let got = type_parameters( &tree_type, 0..=2 );
  got.iter().for_each( | e | println!( "{}", qt!( #e ) ) );
  /* print :
    i8
    i16
    i32
  */
}

To add to your project

cargo add proc_macro_tools

Try out from the repository

git clone https:/Wandalen/wTools
cd wTools
cd sample/rust/proc_macro_tools_trivial
cargo run