anchor-attribute-program 0.30.1

Anchor attribute macro for defining a program
Documentation 
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use heck::CamelCase;
use quote::{format_ident, quote};

use super::common::get_canonical_program_id;

pub fn gen_program_mod(program_name: &str) -> proc_macro2::TokenStream {
    let name = format_ident!("{}", program_name.to_camel_case());
    let id = get_canonical_program_id();
    quote! {
        /// Program definition.
        pub mod program {
            use super::*;

            /// Program type
            #[derive(Clone)]
            pub struct #name;

            impl anchor_lang::Id for #name {
                fn id() -> Pubkey {
                    #id
                }
            }
        }
    }
}