Enrich metadata with type information (#8615)

* Cargo.lock after merge

* Restore scale-info feature

* Fully qualify TypeInfo derive

* Skip PendingSwap T

* Add missing skip_type_params attr

* metadata docs features

* Reduce pallet event attribute to struct

* Cargo.lock

* Update frame/balances/src/tests_composite.rs

Co-authored-by: Guillaume Thiolliere <gui.thiolliere@gmail.com>

* Line widths check

* Cargo.lock

* Add scale-info/std

* Update frame/system/src/lib.rs

Co-authored-by: Guillaume Thiolliere <gui.thiolliere@gmail.com>

* Use `skip_type_params` to remove `TypeInfo` requirements on checks

* Revert "Remove unused Call metadata stuff"

This reverts commit 41311f85

* Skip BalanceSwapAction type parameter

* Remove unused event metadata macro

* Update frame-metadata

* Update primitives/npos-elections/compact/src/codec.rs

Co-authored-by: Guillaume Thiolliere <gui.thiolliere@gmail.com>

* Manual TypeInfo for Header

* Remove TypeInfo requirement for consts in BoundedVec etc.

* Another TypeInfo bound removed

* review: fix indentation

* TypeInfo impls for Identity types

* Add some todos to add custom TypeInfo impls

* Update frame/support/procedural/src/pallet/expand/pallet_struct.rs

Co-authored-by: Guillaume Thiolliere <gui.thiolliere@gmail.com>

* Add some todos to add custom TypeInfo impls

* Add a test for manual Data TypeInfo impl

* Add custom TypeInfo impl for Vote

* Era custom TypeInfo crimes

* Revert finality-grandpa version to 0.14.z

* review: renamed module to pallet_constants_metadata

* New line at end of file

* Add missing scale-info/std

* Update frame/support/src/storage/types/mod.rs

Co-authored-by: Guillaume Thiolliere <gui.thiolliere@gmail.com>

* Remove StorageEntryType::Map unused flag

* Add missing scale-info dependency after merge

* SignedExtension::AdditionalSigned metadata

* Update frame-metadata, use abbreviated docs and args fields

* Update frame/example/Cargo.toml

Co-authored-by: Keith Yeung <kungfukeith11@gmail.com>

* Add scale_info/std and remove unused scale-info dependency

* Remove scale-info dependency

* Remove treasury pallet::metadata

* Remove redundant Event test

* Add back scale-info as dev dependency

* fix error metadata when no error defined in decl_module

* Add Module3 to tests

* Fix metadata test

* Add docs feature to frame-support test

* WIP fixing pallet metadata test

* Remove redundant FunctionMetadata, FunctionArgumentMetadata as per https://github.com/paritytech/frame-metadata/pull/20

* Use main branch of frame-metadata

* Use patch of scale-info for latest changes

* Use latest patched scale-info

* Manual TypeInfo for DigestItem

* Manual TypeInfo for DigestItem

* Update scale-info

* Skip __Ignore variants for Error, depends on https://github.com/paritytech/scale-info/pull/117

* Named fields for FRAME v2 pallet Call variants

* Named fields for FRAME v1 pallet Call variants

* Add missing scale-info dependency

* WIP expand benchmark call variant

* fix benchmark with new function

create a new function for each variant of a pallet call.
This function is called by benchmarking macro in order not to break call
creation with unnamed argument

* fix tests

* more fix

* Fix staking tests

* Fix offchain workers calls

* Cherry pick rustfmt.toml from master

* cargo +nightly-2021-06-22 fmt --all

* Update to new call variant structs

* More call variant struct updates

* Remove unused import

* More call variant structs

* More call variant structs

* Even more call variant structs

* Mooar variant structs

* Evermore variant structs

* Call variant structs ad infinitum

* Fmt

* More call variants

* Last call variant

* Call variants all done?

* Fix SS58Prefix type

* Potential workaround for BitFlags<IdentityFields> TypeInfo

* Enable docs capturing for Call, Event, and Error types

* Fix IdentityFields TypeInfo

* Remove metadata-docs feature

* Add capture_docs = true for legacy Call, Event and Error types

* Fmt

* Fix metadata test type

* Update benchmarks with call struct variants

* Fmt

* More test fixes

* Fmt

* Fix benches

* Use latest capture_docs attr

* Latest scale_info

* Fmt

* review: change &Vec to &[]

* Remove pallet metadata attr

* review: remove commented out test code

* review: skip_type_params trailing comma suggestion

* Update to scale-info 0.10.0

* Update construct_runtime ui tests, different because of metadata TypeInfo impls

* Add some TypeInfo derives for UI tests

* Update storage ensure span ui stderrs

* Update call argument bound ui tests

Possibly changed because change from tuple to struct variants?

* Add scale-info dev dependency

* Update to latest finality-grandpa release

* review: missing newline

* review: missing scale-info/std

* review: remove duplicate scale-info/std

* review: remove fully qualified TypeInfo

* review: add missing scale-info/std

* review: remove unnecessary imports.

* Fmt

* Use crates.io RC version of frame-metadata

* Remove scale-info/std because it is a dev dependency

* Add missing scale_info dev-dependency for test

* Delete empty metadata folder

* Fix sp_std import

* review: improve manual UncheckedExtrinsic TypeInfo impl

* review: use full scale-info for dev-dependency

* Remove DefaultByteGetter impl

* review: derive TypeInfo for generic header

* Fmt

* Update primitives/runtime/src/generic/unchecked_extrinsic.rs

Co-authored-by: Keith Yeung <kungfukeith11@gmail.com>

* Update primitives/runtime/src/generic/unchecked_extrinsic.rs

Co-authored-by: Keith Yeung <kungfukeith11@gmail.com>

* Update bin/node/executor/Cargo.toml

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Update frame/identity/src/types.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Update frame/support/src/dispatch.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Remove redundant derive

* Simplify scale-info dependency

* Strip underscore prefix from call variant struct names

* Another underscore field

* More underscore fields

* Another underscore field

* Update to frame-metadata 14.0.0-rc.2 with combined StorageEntryType::Map

* Fmt

* Revert weights formatting

* Fix up some tests

* Fix up some tests for StorageEntryTypeMetadata

* scale-info dev dependency

* Fix test error

* Add missing TypeInfo derives

* Add back missing scale-info dependency

* Add back missing scale-info dependency

* Fix npos compact impls

* Cargo.lock

* Fmt

* Fix errors

* Fmt

* Fix renamed raw_solution field

* Fix error

* Fmt

* Fix some benchmarks

* Fmt

* Stray R

* Fix

* Add missing TypeInfos

* ui test fix

* Fix line widths

* Revert "ui test fix"

This reverts commit 2d15ec058a216e3f92d713f1174603a2bb1eac65.

* Upgrade to scale-info 0.11.0

* Revert "Upgrade to scale-info 0.11.0"

This reverts commit 047bb179085a0059c36cd20ab405f55cf0867e28.

* Add Runtime type

* Update to scale-info 0.12

* Update to scale-info 1.0

* Update frame-metadata to version 14.0.0

* Patch finality-grandpa until release available

* Fix metadata tests

* Fix metadata tests

* Fmt

* Remove patched finality-grandpa

* Fix tests, use scale_info imports

* Fix pallet tests

* Add BlockNumber TypeInfo bound

* ui test fix

* Cargo.lock

* Remove pallet metadata

* Cargo.lock

* Add missing scale-info dependency

* Remove pallet event metadata

* Fix error

* Fix collective errors

* Semicolol

* Fmt

* Remove another metadata attribute

* Add new variant to custom digest TypeInfo

* Fmt

* Cargo.lock from master

* Remove comma lol

* Fix example call error

* Fix example call error properly

Co-authored-by: Guillaume Thiolliere <gui.thiolliere@gmail.com>
Co-authored-by: Keith Yeung <kungfukeith11@gmail.com>
Co-authored-by: Shawn Tabrizi <shawntabrizi@gmail.com>
Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

substrate/frame/system/src/lib.rs

@@ -94,6 +94,7 @@ use frame_support::{
 	},
 	Parameter,
 };
+use scale_info::TypeInfo;
 use sp_core::{storage::well_known_keys, ChangesTrieConfiguration};
 
 #[cfg(feature = "std")]
@@ -204,7 +205,8 @@ pub mod pallet {
 			+ sp_std::hash::Hash
 			+ sp_std::str::FromStr
 			+ MaybeMallocSizeOf
-			+ MaxEncodedLen;
+			+ MaxEncodedLen
+			+ TypeInfo;
 
 		/// The output of the `Hashing` function.
 		type Hash: Parameter
@@ -224,7 +226,7 @@ pub mod pallet {
 			+ MaxEncodedLen;
 
 		/// The hashing system (algorithm) being used in the runtime (e.g. Blake2).
-		type Hashing: Hash<Output = Self::Hash>;
+		type Hashing: Hash<Output = Self::Hash> + TypeInfo;
 
 		/// The user account identifier type for the runtime.
 		type AccountId: Parameter
@@ -276,7 +278,7 @@ pub mod pallet {
 
 		/// Data to be associated with an account (other than nonce/transaction counter, which this
 		/// pallet does regardless).
-		type AccountData: Member + FullCodec + Clone + Default;
+		type AccountData: Member + FullCodec + Clone + Default + TypeInfo;
 
 		/// Handler for when a new account has just been created.
 		type OnNewAccount: OnNewAccount<Self::AccountId>;
@@ -522,7 +524,6 @@ pub mod pallet {
 
 	/// Event for the System pallet.
 	#[pallet::event]
-	#[pallet::metadata(T::AccountId = "AccountId", T::Hash = "Hash")]
 	pub enum Event<T: Config> {
 		/// An extrinsic completed successfully. \[info\]
 		ExtrinsicSuccess(DispatchInfo),
@@ -763,7 +764,7 @@ pub type Key = Vec<u8>;
 pub type KeyValue = (Vec<u8>, Vec<u8>);
 
 /// A phase of a block's execution.
-#[derive(Encode, Decode, RuntimeDebug)]
+#[derive(Encode, Decode, RuntimeDebug, TypeInfo)]
 #[cfg_attr(feature = "std", derive(Serialize, PartialEq, Eq, Clone))]
 pub enum Phase {
 	/// Applying an extrinsic.
@@ -781,7 +782,7 @@ impl Default for Phase {
 }
 
 /// Record of an event happening.
-#[derive(Encode, Decode, RuntimeDebug)]
+#[derive(Encode, Decode, RuntimeDebug, TypeInfo)]
 #[cfg_attr(feature = "std", derive(Serialize, PartialEq, Eq, Clone))]
 pub struct EventRecord<E: Parameter + Member, T> {
 	/// The phase of the block it happened in.
@@ -793,7 +794,7 @@ pub struct EventRecord<E: Parameter + Member, T> {
 }
 
 /// Origin for the System pallet.
-#[derive(PartialEq, Eq, Clone, RuntimeDebug, Encode, Decode)]
+#[derive(PartialEq, Eq, Clone, RuntimeDebug, Encode, Decode, TypeInfo)]
 pub enum RawOrigin<AccountId> {
 	/// The system itself ordained this dispatch to happen: this is the highest privilege level.
 	Root,
@@ -833,7 +834,7 @@ type EventIndex = u32;
 pub type RefCount = u32;
 
 /// Information of an account.
-#[derive(Clone, Eq, PartialEq, Default, RuntimeDebug, Encode, Decode)]
+#[derive(Clone, Eq, PartialEq, Default, RuntimeDebug, Encode, Decode, TypeInfo)]
 pub struct AccountInfo<Index, AccountData> {
 	/// The number of transactions this account has sent.
 	pub nonce: Index,
@@ -853,7 +854,7 @@ pub struct AccountInfo<Index, AccountData> {
 
 /// Stores the `spec_version` and `spec_name` of when the last runtime upgrade
 /// happened.
-#[derive(sp_runtime::RuntimeDebug, Encode, Decode)]
+#[derive(sp_runtime::RuntimeDebug, Encode, Decode, TypeInfo)]
 #[cfg_attr(feature = "std", derive(PartialEq))]
 pub struct LastRuntimeUpgradeInfo {
 	pub spec_version: codec::Compact<u32>,