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>

codegen/src/api/runtime_apis.rs

@@ -7,6 +7,7 @@ use std::collections::HashSet;
 use heck::ToSnakeCase as _;
 use heck::ToUpperCamelCase as _;
 
+use scale_typegen::typegen::ir::ToTokensWithSettings;
 use scale_typegen::TypeGenerator;
 use subxt_metadata::{Metadata, RuntimeApiMetadata};
 
@@ -77,7 +78,7 @@ fn generate_runtime_api(
                     // Generate alias for runtime type.
                     let ty = type_gen
                         .resolve_type_path(input.ty)
-                        .expect("runtime api input type is in metadata; qed");
+                        .expect("runtime api input type is in metadata; qed").to_token_stream(type_gen.settings());
                     let aliased_param = quote!( pub type #alias_name = #ty; );
 
                     // Structures are placed on the same level as the alias module.
@@ -96,7 +97,7 @@ fn generate_runtime_api(
             let type_aliases = inputs.iter().map(|(_, _, _, aliased_param)| aliased_param);
             let types_mod_ident = type_gen.types_mod_ident();
 
-            let output = type_gen.resolve_type_path(method.output_ty())?;
+            let output = type_gen.resolve_type_path(method.output_ty())?.to_token_stream(type_gen.settings());
             let aliased_module = quote!(
                 pub mod #method_name {
                     use super::#types_mod_ident;