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Macros to use path instead of ident (#1474)

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This commit is contained in:
Juan
2023-10-14 08:26:19 +02:00
committed by GitHub
parent 1f28cddd6f
commit 7c87d61f5a
26 changed files with 489 additions and 134 deletions
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substrate/frame/support/procedural/src/tt_macro.rs
+4 -9
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@@ -18,7 +18,6 @@
//! Implementation of the `create_tt_return_macro` macro
use crate::COUNTER;
use frame_support_procedural_tools::generate_crate_access_2018;
use proc_macro2::{Ident, TokenStream};
use quote::format_ident;
@@ -65,9 +64,9 @@ impl syn::parse::Parse for CreateTtReturnMacroDef {
/// macro_rules! my_tt_macro {
/// {
/// $caller:tt
/// $(frame_support = [{ $($frame_support:ident)::* }])?
/// $(your_tt_return = [{ $my_tt_return:path }])?
/// } => {
/// frame_support::__private::tt_return! {
/// $my_tt_return! {
/// $caller
/// foo = [{ bar }]
/// }
@@ -78,10 +77,6 @@ pub fn create_tt_return_macro(input: proc_macro::TokenStream) -> proc_macro::Tok
let CreateTtReturnMacroDef { name, args } =
syn::parse_macro_input!(input as CreateTtReturnMacroDef);
let frame_support = match generate_crate_access_2018("frame-support") {
Ok(i) => i,
Err(e) => return e.into_compile_error().into(),
};
let (keys, values): (Vec<_>, Vec<_>) = args.into_iter().unzip();
let count = COUNTER.with(|counter| counter.borrow_mut().inc());
let unique_name = format_ident!("{}_{}", name, count);
@@ -92,9 +87,9 @@ pub fn create_tt_return_macro(input: proc_macro::TokenStream) -> proc_macro::Tok
macro_rules! #unique_name {
{
$caller:tt
$(frame_support = [{ $($frame_support:ident)::* }])?
$(your_tt_return = [{ $my_tt_macro:path }])?
} => {
#frame_support::__private::tt_return! {
$my_tt_return! {
$caller
#(
#keys = [{ #values }]