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/src/tx/tx_progress.rs

@@ -6,7 +6,6 @@
 
 use std::task::Poll;
 
-use crate::utils::strip_compact_prefix;
 use crate::{
     backend::{BlockRef, StreamOfResults, TransactionStatus as BackendTxStatus},
     client::OnlineClientT,
@@ -14,8 +13,9 @@ use crate::{
     events::EventsClient,
     Config,
 };
-use derivative::Derivative;
+use derive_where::derive_where;
 use futures::{Stream, StreamExt};
+use subxt_core::utils::strip_compact_prefix;
 
 /// This struct represents a subscription to the progress of some transaction.
 pub struct TxProgress<T: Config, C> {
@@ -167,8 +167,7 @@ impl<T: Config, C: Clone> Stream for TxProgress<T, C> {
 }
 
 /// Possible transaction statuses returned from our [`TxProgress::next()`] call.
-#[derive(Derivative)]
-#[derivative(Debug(bound = "C: std::fmt::Debug"))]
+#[derive_where(Debug; C)]
 pub enum TxStatus<T: Config, C> {
     /// Transaction is part of the future queue.
     Validated,
@@ -221,8 +220,7 @@ impl<T: Config, C> TxStatus<T, C> {
 }
 
 /// This struct represents a transaction that has made it into a block.
-#[derive(Derivative)]
-#[derivative(Debug(bound = "C: std::fmt::Debug"))]
+#[derive_where(Debug; C)]
 pub struct TxInBlock<T: Config, C> {
     block_ref: BlockRef<T::Hash>,
     ext_hash: T::Hash,
@@ -321,6 +319,8 @@ impl<T: Config, C: OnlineClientT<T>> TxInBlock<T, C> {
 
 #[cfg(test)]
 mod test {
+    use subxt_core::client::RuntimeVersion;
+
     use crate::{
         backend::{StreamOfResults, TransactionStatus},
         client::{OfflineClientT, OnlineClientT},
@@ -345,7 +345,11 @@ mod test {
             unimplemented!("just a mock impl to satisfy trait bounds")
         }
 
-        fn runtime_version(&self) -> crate::backend::RuntimeVersion {
+        fn runtime_version(&self) -> RuntimeVersion {
+            unimplemented!("just a mock impl to satisfy trait bounds")
+        }
+
+        fn client_state(&self) -> subxt_core::client::ClientState<SubstrateConfig> {
             unimplemented!("just a mock impl to satisfy trait bounds")
         }
     }