gear-subxt 0.29.0

Submit extrinsics (transactions) to a substrate node via RPC
Documentation 
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// Copyright 2019-2023 Parity Technologies (UK) Ltd.
// This file is dual-licensed as Apache-2.0 or GPL-3.0.
// see LICENSE for license details.

//! Miscellaneous utility helpers.

mod account_id;
pub mod bits;
mod multi_address;
mod multi_signature;
mod static_type;
mod wrapper_opaque;

use codec::{Decode, Encode};
use derivative::Derivative;

pub use account_id::AccountId32;
pub use multi_address::MultiAddress;
pub use multi_signature::MultiSignature;
pub use static_type::Static;
pub use wrapper_opaque::WrapperKeepOpaque;

// Used in codegen
#[doc(hidden)]
pub use primitive_types::{H160, H256, H512};

/// Wraps an already encoded byte vector, prevents being encoded as a raw byte vector as part of
/// the transaction payload
#[derive(Clone, Debug, Eq, PartialEq)]
pub struct Encoded(pub Vec<u8>);

impl codec::Encode for Encoded {
    fn encode(&self) -> Vec<u8> {
        self.0.to_owned()
    }
}

/// A version of [`std::marker::PhantomData`] that is also Send and Sync (which is fine
/// because regardless of the generic param, it is always possible to Send + Sync this
/// 0 size type).
#[derive(Derivative, Encode, Decode, scale_info::TypeInfo)]
#[derivative(
    Clone(bound = ""),
    PartialEq(bound = ""),
    Debug(bound = ""),
    Eq(bound = ""),
    Default(bound = ""),
    Hash(bound = "")
)]
#[scale_info(skip_type_params(T))]
#[doc(hidden)]
pub struct PhantomDataSendSync<T>(core::marker::PhantomData<T>);

impl<T> PhantomDataSendSync<T> {
    pub(crate) fn new() -> Self {
        Self(core::marker::PhantomData)
    }
}

unsafe impl<T> Send for PhantomDataSendSync<T> {}
unsafe impl<T> Sync for PhantomDataSendSync<T> {}

/// This represents a key-value collection and is SCALE compatible
/// with collections like BTreeMap. This has the same type params
/// as `BTreeMap` which allows us to easily swap the two during codegen.
pub type KeyedVec<K, V> = Vec<(K, V)>;