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Introduce Metadata type (#974)

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* WIP new Metadata type

* Finish basic Metadata impl inc hashing and validation

* remove caching from metadata; can add that higher up

* remove caches

* update retain to use Metadata

* clippy fixes

* update codegen to use Metadata

* clippy

* WIP fixing subxt lib

* WIP fixing tests, rebuild artifacts, fix OrderedMap::retain

* get --all-targets compiling

* move DispatchError type lookup back to being optional

* cargo clippy

* fix docs

* re-use VariantIndex to get variants

* add docs and enforce docs on metadata crate

* fix docs

* add test and fix docs

* cargo fmt

* address review comments

* update lockfiles

* ExactSizeIter so we can ask for len() of things (and hopefully soon is_empty()
This commit is contained in:
James Wilson
2023-05-25 10:35:21 +01:00
committed by GitHub
parent f344d0dd4d
commit b9f5419095
64 changed files with 6818 additions and 5719 deletions
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codegen/src/lib.rs
+2 -2
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@@ -20,13 +20,13 @@
//! ```no_run
//! use std::fs;
//! use codec::Decode;
//! use frame_metadata::RuntimeMetadataPrefixed;
//! use subxt_metadata::Metadata;
//! use subxt_codegen::{CratePath, DerivesRegistry, TypeSubstitutes};
//!
//! let encoded = fs::read("../artifacts/polkadot_metadata_full.scale").unwrap();
//!
//! // Runtime metadata obtained from a node.
//! let metadata = <RuntimeMetadataPrefixed as Decode>::decode(&mut &*encoded).unwrap();
//! let metadata = Metadata::decode(&mut &*encoded).unwrap();
//! // Module under which the API is generated.
//! let item_mod = syn::parse_quote!(
//! pub mod api {}