mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-06-13 05:51:02 +00:00
James Wilson
b4eb406ee5
* Add and use subxt-signer crate for WASM compatible signing * cargo fmt * dev keypairs already references * WIP fix various breakages * re-jig features to be simpler and various test fixes etc * doc and web fix * fix various bits and pieces * fix a test I broke * dev-deps can't be linked to in docs, hrmph * cargo fmt * another doc link * document the subxt_signer crate more thoroughly * move feature flag for consistency * more docs, no default subxt feature flag on signer, update release instrs * Add missing license header * unwrap_inner => into_inner * extend a test a little to better check derive junctions * note more clearly that the crypto bits come from sp_core::crypto
40 lines
1.2 KiB
Rust
40 lines
1.2 KiB
Rust
// Copyright 2019-2023 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 like:
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///
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/// ```rust,ignore
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/// once_static!{
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/// /// Some documentation.
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/// fn foo() -> Vec<u8> {
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/// vec![1,2,3,4]
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/// }
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/// }
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/// ```
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macro_rules! once_static {
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($($(#[$attr:meta])* $vis:vis fn $name:ident() -> $ty:ty { $expr:expr } )+) => {
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$(
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$(#[$attr])*
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$vis fn $name() -> &'static $ty {
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static VAR: std::sync::OnceLock<$ty> = std::sync::OnceLock::new();
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VAR.get_or_init(|| { $expr })
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}
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)+
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};
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}
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/// Like `once_static!` but clones the item out of static storage. Useful if it
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/// takes a while to create the item but cloning it is fairly cheap.
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macro_rules! once_static_cloned {
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($($(#[$attr:meta])* $vis:vis fn $name:ident() -> $ty:ty { $expr:expr } )+) => {
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$(
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$(#[$attr])*
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$vis fn $name() -> $ty {
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static VAR: std::sync::OnceLock<$ty> = std::sync::OnceLock::new();
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VAR.get_or_init(|| { $expr }).clone()
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}
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)+
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};
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}
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