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ECDSA Support in signer (#1064)

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* Add ecdsa support to signer

* Remove nix. Cleanup.

* remove ecdsa example and small tidy

* fmt

* fix wasm test

* feature flag ecdsa/sr25519 support, use global signing context

* clippy fix

* ensure signers all impl Signer trait in doc test

* fix CI

* fix digner test

* remove dead code warnings when no features enabled

* move dead code attr to right place

* fix random clippy error that popped up

---------

Co-authored-by: Lech Głowiak <lech.glowiak@gmail.com>
This commit is contained in:
James Wilson
2023-07-19 10:17:27 +01:00
committed by GitHub
parent 4bda673847
commit fa16080a03
11 changed files with 488 additions and 12 deletions
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subxt/src/book/usage/transactions.rs
+9 -2
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@@ -65,7 +65,7 @@
//!
//! There are two main ways to create a compatible signer instance:
//! 1. The `subxt_signer` crate provides a WASM compatible implementation of [`crate::tx::Signer`]
//! for chains which require sr25519 signatures (requires the `subxt` feature to be enabled).
//! for chains which require sr25519 or ecdsa signatures (requires the `subxt` feature to be enabled).
//! 2. Alternately, Subxt can use instances of Substrate's [`sp_core::Pair`] to sign things by wrapping
//! them in a [`crate::tx::PairSigner`] (requires the `substrate-compat` feature to be enabled).
//!
@@ -104,9 +104,16 @@
//! let keypair = sp_core::sr25519::Pair::from_string("vessel ladder alter error federal sibling chat ability sun glass valve picture/0/1///Password", None)
//! .expect("valid URI");
//! let keypair = PairSigner::<PolkadotConfig,_>::new(keypair);
//! #
//! # // Test that these all impl Signer trait while we're here:
//! #
//! # fn is_subxt_signer(_signer: impl subxt::tx::Signer<PolkadotConfig>) {}
//! # is_subxt_signer(subxt_signer::sr25519::dev::alice());
//! # is_subxt_signer(subxt_signer::ecdsa::dev::alice());
//! # is_subxt_signer(PairSigner::<PolkadotConfig,_>::new(sp_keyring::AccountKeyring::Alice.pair()));
//! ```
//!
//! See the `subxt_signer::sr25519::Keypair` or the [`sp_core::Pair`] docs for more ways to construct
//! See the `subxt_signer` crate or the [`sp_core::Pair`] docs for more ways to construct
//! and work with key pairs.
//!
//! If this isn't suitable/available, you can either implement [`crate::tx::Signer`] yourself to use