mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
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pezkuwichain
99e4ee3ab8
- Renamed all subxt crates to pezkuwi-subxt - Updated internal references - Configured for Pezkuwi ecosystem
35 lines
997 B
Rust
35 lines
997 B
Rust
// Copyright 2019-2025 Parity Technologies (UK) Ltd.
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// This file is dual-licensed as Apache-2.0 or GPL-3.0.
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// see LICENSE for license details.
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use pezkuwi_subxt_metadata::PalletMetadata;
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use proc_macro2::TokenStream as TokenStream2;
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use quote::quote;
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use scale_typegen::TypeGenerator;
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use super::CodegenError;
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use scale_typegen::typegen::ir::ToTokensWithSettings;
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/// Generate error type alias from the provided pallet metadata.
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pub fn generate_error_type_alias(
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type_gen: &TypeGenerator,
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pallet: &PalletMetadata,
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) -> Result<TokenStream2, CodegenError> {
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let Some(error_ty) = pallet.error_ty_id() else {
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return Ok(quote!());
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};
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let error_type = type_gen.resolve_type_path(error_ty)?.to_token_stream(type_gen.settings());
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let error_ty = type_gen.resolve_type(error_ty)?;
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let docs = &error_ty.docs;
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let docs = type_gen
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.settings()
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.should_gen_docs
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.then_some(quote! { #( #[doc = #docs ] )* })
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.unwrap_or_default();
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Ok(quote! {
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#docs
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pub type Error = #error_type;
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})
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}
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