subxt-core crate (#1466)

* start migrating, broken

* first iteration of updating

* fmt and clippy

* add Composite<u32> decoding via scale value patch

* bump scale type gen versions

* fix decoding with new scale decode

* compiling with changed deps

* core utils, condig, client, metadata

* core crate compiling

* signer crate no once lock

* add core to no-std-tests, change imports

* broken commit, start pulling everything together in subxt

* port more things to subxt

* events in core crate, extrinsics sadly much more difficult

* almost all examples pass again

* dynamic values fix in examples

* fix no std issue and fmt

* remove unused dependencies

* fix lightclient impl

* runtime version refactor

* formatting and addressing nits

* more comments addressed

* update wasm example and no-std-signer tests

* other nits and error impl on signer errors

* fix feature flag

* fix runtime version refactor

* fix doc links

* fix integration tests

* fix feature flag gated client state

* fix native feature in CI

* fix lightclient utils

* make imports more lean in subxt-core

* integrate changes from subxt-core imports into subxt

* other changes in subxt simplify imports more

* fix  and docs

* doc false for cli

* fix clippy

* remove events block hash in tests

* codegen no-std support in generated code

* export alloc crate for no-std codegen

* fix doc test

* implement James comments

* remove std traits, use core traits instead

* address nits

* remove unusued dep in no-std tests

* fix Box import in no_std

* sp-crypto-hashing instead of sp-core-hashing

* bump scale-typegen, add no std codegen tests

* fix some things

* replace unmaintained derivative with derive_where to remove non-canonical warnings

* fmt

* remove unused dep

* fix deps

* update artifacts to fix type ID mismatches

* bump to latest scale-typegen

---------

Co-authored-by: James Wilson <james@jsdw.me>

subxt/Cargo.toml

@@ -53,7 +53,7 @@ jsonrpsee = [
 # Enable this to pull in extra Substrate dependencies which make it possible to
 # use the `sp_core::crypto::Pair` Signer implementation, as well as adding some
 # `From` impls for types like `AccountId32`. Cannot be used with "web".
-substrate-compat = ["sp-core", "sp-runtime"]
+substrate-compat = ["subxt-core/substrate-compat"]
 
 # Enable this to fetch and utilize the latest unstable metadata from a node.
 # The unstable metadata is subject to breaking changes and the subxt might
@@ -68,6 +68,7 @@ unstable-light-client = ["subxt-lightclient"]
 [dependencies]
 async-trait = { workspace = true }
 codec = { package = "parity-scale-codec", workspace = true, features = ["derive"] }
+derive-where = { workspace = true }
 scale-info = { workspace = true, features = ["default"] }
 scale-value = { workspace = true, features = ["default"] }
 scale-bits = { workspace = true, features = ["default"] }
@@ -80,7 +81,6 @@ serde_json = { workspace = true, features = ["default", "raw_value"] }
 thiserror = { workspace = true }
 tracing = { workspace = true }
 frame-metadata = { workspace = true }
-derivative = { workspace = true }
 either = { workspace = true }
 instant = { workspace = true }
 
@@ -89,19 +89,12 @@ impl-serde = { workspace = true }
 primitive-types = { workspace = true, features = ["codec", "scale-info", "serde"] }
 sp-crypto-hashing = { workspace = true }
 
-# For ss58 encoding AccountId32 to serialize them properly:
-base58 = { workspace = true }
-blake2 = { workspace = true }
-
 # Included if the "jsonrpsee" feature is enabled.
 jsonrpsee = { workspace = true, optional = true, features = ["jsonrpsee-types"] }
 
-# Included if the "substrate-compat" feature is enabled.
-sp-core = { workspace = true, optional = true }
-sp-runtime = { workspace = true, optional = true }
-
 # Other subxt crates we depend on.
 subxt-macro = { workspace = true }
+subxt-core = { workspace = true, features = ["std"] }
 subxt-metadata = { workspace = true, features = ["std"] }
 subxt-lightclient = { workspace = true, optional = true, default-features = false }