17 lines
536 B
Rust
17 lines
536 B
Rust
|
extern crate proc_macro;
|
||
|
|
||
|
use anchor_syn::codegen::error as error_codegen;
|
||
|
use anchor_syn::parser::error as error_parser;
|
||
|
use syn::parse_macro_input;
|
||
|
|
||
|
/// Generates an error type from an error code enum.
|
||
|
#[proc_macro_attribute]
|
||
|
pub fn error(
|
||
|
_args: proc_macro::TokenStream,
|
||
|
input: proc_macro::TokenStream,
|
||
|
) -> proc_macro::TokenStream {
|
||
|
let mut error_enum = parse_macro_input!(input as syn::ItemEnum);
|
||
|
let error = error_codegen::generate(error_parser::parse(&mut error_enum));
|
||
|
proc_macro::TokenStream::from(error)
|
||
|
}
|