mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-04-22 07:58:02 +00:00
Andrew Jones
eb266b9be6
* Only convert struct names to camel case for `Call` variant structs * Use Cow for transform fn * Use as_ref
62 lines
1.9 KiB
Rust
62 lines
1.9 KiB
Rust
// Copyright 2019-2022 Parity Technologies (UK) Ltd.
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// This file is part of subxt.
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//
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// subxt is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// subxt is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with subxt. If not, see <http://www.gnu.org/licenses/>.
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use crate::types::TypeGenerator;
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use frame_metadata::{
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PalletEventMetadata,
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PalletMetadata,
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};
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use proc_macro2::TokenStream as TokenStream2;
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use quote::quote;
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use scale_info::form::PortableForm;
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pub fn generate_events(
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type_gen: &TypeGenerator,
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pallet: &PalletMetadata<PortableForm>,
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event: &PalletEventMetadata<PortableForm>,
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types_mod_ident: &syn::Ident,
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) -> TokenStream2 {
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let struct_defs = super::generate_structs_from_variants(
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type_gen,
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event.ty.id(),
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|name| name.into(),
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"Event",
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);
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let event_structs = struct_defs.iter().map(|struct_def| {
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let pallet_name = &pallet.name;
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let event_struct = &struct_def.name;
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let event_name = struct_def.name.to_string();
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quote! {
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#struct_def
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impl ::subxt::Event for #event_struct {
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const PALLET: &'static str = #pallet_name;
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const EVENT: &'static str = #event_name;
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}
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}
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});
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let event_type = type_gen.resolve_type_path(event.ty.id(), &[]);
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quote! {
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pub type Event = #event_type;
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pub mod events {
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use super::#types_mod_ident;
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#( #event_structs )*
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}
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}
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}
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