Metadata V15: Add Runtime API metadata (#13302)

* impl_runtime_apis: Generate getters for `metadata_at` functions

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* runtime: Implement new `Metadata` runtime trait

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* runtime: Move `metadata_at` functions to construct_runtime macro

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* contruct_runtime: Use `OpaqueMetadata` from hidden imports

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* Adjust testing

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* frame/tests: Add tests for the new API

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* primitives/proc-macro: Helper to extract documentation literals

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* primitives/proc-macro: Helper to filter all `cfg` attributes

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* primitives/proc-macro: Generate documentation getters for metadata

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* primitives/proc-macro: Avoid trait collision with snake case methods

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* proc-macro/tests: Check doc getters

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* primitives/proc-macro: Generate metadata for runtime methods

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* primitives/api: Export scale-info and frame-metadata

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* primitives/proc-macro: Generate metadata for runtime traits

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* frame/runtime: Expose metadata v15 internally

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* test: Use metadata v15 from `lexnv/md_v15_test` branch

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* primitives/proc-macro: Generate crate access one module up

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* frame: Implement `runtime_metadata` for mocks and tests

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* primitives/proc-macro: Fix warnings

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* primitives/proc-macro: Add no-docs flag

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* frame: Adjust more tests

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* frame/tests: Check runtime metadata correctness

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* frame/benchmarking: Adjust benchmarks

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* frame/benchmarks: Adjust more benchmarks

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* primitives/api: Fix clippy

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* primitives/proc-macro: Generate runtime metadata on the `decl_runtime_apis`

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* frame: Abuse Deref to resolve `runtime_metadata`

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* Revert "frame: Implement `runtime_metadata` for mocks and tests"

This reverts commit b7f41aa189218589392a6e713ea9488e93c4db45.

Revert "frame: Adjust more tests"

This reverts commit 3cba5982c7f45552e76335e96c430aecbc42d8c6.

Revert "frame/benchmarking: Adjust benchmarks"

This reverts commit 60b382ada486c791ffceeb65da587e949b90ec5d.

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

Revert "frame/benchmarks: Adjust more benchmarks"

This reverts commit eb75c477179b1a27347a5554c5732ef26a00d7e8.

* primitives/proc-macro: Remove unused imports and function

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* frame/support: Adjust runtime metadata test

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* primitives/tests: Remove doc getter test

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* frame/support: Enable `no-metadata-docs` feature from `sp-api`

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* primitives/tests: Add `TypeInfo` for test::extrinsic

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* primitives/api: Expose scale-info and frame-metadata

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* Update frame-metadata to include v15

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* Fix merge conflicts

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* frame/metadata_ir: Add IR for runtime API metadata

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* frame/metadata_ir: Convert IR to V15

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* primitives/api: Collect IR metadata for runtime API

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* primitives/api: Move `metadata_ir` from frame/support

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* frame/tests: Adjust testing

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* frame/tests: Adjust `metadata_versions` test

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* primitives/runtime_metadata: Exclude default type parameters from methods

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* Update primitives/api/proc-macro/src/runtime_metadata.rs

Co-authored-by: Bastian Köcher <git@kchr.de>

* Update primitives/api/src/metadata_ir/types.rs

Co-authored-by: Bastian Köcher <git@kchr.de>

* Update primitives/api/src/metadata_ir/mod.rs

Co-authored-by: Bastian Köcher <git@kchr.de>

* Update primitives/api/proc-macro/src/utils.rs

Co-authored-by: Bastian Köcher <git@kchr.de>

* Update primitives/api/proc-macro/src/runtime_metadata.rs

Co-authored-by: Bastian Köcher <git@kchr.de>

* Update primitives/api/proc-macro/src/runtime_metadata.rs

Co-authored-by: Bastian Köcher <git@kchr.de>

* Update primitives/api/proc-macro/src/runtime_metadata.rs

Co-authored-by: Bastian Köcher <git@kchr.de>

* Update primitives/api/proc-macro/src/runtime_metadata.rs

Co-authored-by: Bastian Köcher <git@kchr.de>

* Update primitives/api/proc-macro/src/runtime_metadata.rs

Co-authored-by: Bastian Köcher <git@kchr.de>

* Update primitives/api/proc-macro/src/runtime_metadata.rs

Co-authored-by: Bastian Köcher <git@kchr.de>

* primitives: Fix build

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* primitives/metadata-ir: Move IR to dedicated crate

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* primitives: Reexport metadata-ir and frame-metadata

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* frame: Use apis field instead of runtime

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* Better documentation for the `Deref` abstraction

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* ui-tests: Check empty `impl_runtime_apis`

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* primitives: Remove unneeded bounds on generic params

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* primitives: Rename `collect_where_bounds` to `get_argument_type_param`

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* primitives: Generate crate access per fn call

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* Revert "primitives: Remove unneeded bounds on generic params"

This reverts commit 5178e38cf21cfb481156eefd628d62989201d59a.

* metadata-ir: Add no-std

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* primitives: Adjust where bounds

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* Change `frame-metadata` branch to "origin/main"

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* Update to `main` from origin

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* Update frame-metadata to crates.io v15.1

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* Revert "ui-tests: Check empty `impl_runtime_apis`"

This reverts commit cf78a7190ad9cba3c3bb2e78dc3d0dc382b2fea9.

* Move ui test to primitives/ui

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* Update frame/support/test/tests/runtime_metadata.rs

Co-authored-by: Bastian Köcher <git@kchr.de>

* Update primitives/api/proc-macro/src/runtime_metadata.rs

Co-authored-by: Bastian Köcher <git@kchr.de>

* Test already covered by `empty_impl_runtime_apis_call.stderr`

This reverts commit 3bafb294cbe9745569bf5e5a1a2e6b4a4c1aadc5.

* Retriger CI

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* Import `TokenStream` as `TokenStream2`

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

---------

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>
Co-authored-by: parity-processbot <>
Co-authored-by: Bastian Köcher <git@kchr.de>

substrate/Cargo.lock

@@ -2413,9 +2413,9 @@ dependencies = [
 
 [[package]]
 name = "frame-metadata"
-version = "15.0.0"
+version = "15.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "df6bb8542ef006ef0de09a5c4420787d79823c0ed7924225822362fd2bf2ff2d"
+checksum = "878babb0b136e731cc77ec2fd883ff02745ff21e6fb662729953d44923df009c"
 dependencies = [
  "cfg-if",
  "parity-scale-codec",
@@ -2525,6 +2525,7 @@ dependencies = [
  "rustversion",
  "scale-info",
  "serde",
+ "sp-api",
  "sp-arithmetic",
  "sp-core",
  "sp-io",
@@ -10156,8 +10157,10 @@ dependencies = [
  "hash-db",
  "log",
  "parity-scale-codec",
+ "scale-info",
  "sp-api-proc-macro",
  "sp-core",
+ "sp-metadata-ir",
  "sp-runtime",
  "sp-state-machine",
  "sp-std",
@@ -10172,6 +10175,7 @@ name = "sp-api-proc-macro"
 version = "4.0.0-dev"
 dependencies = [
  "Inflector",
+ "assert_matches",
  "blake2",
  "expander",
  "proc-macro-crate",
@@ -10591,6 +10595,16 @@ dependencies = [
  "zstd",
 ]
 
+[[package]]
+name = "sp-metadata-ir"
+version = "0.1.0"
+dependencies = [
+ "frame-metadata",
+ "parity-scale-codec",
+ "scale-info",
+ "sp-std",
+]
+
 [[package]]
 name = "sp-mmr-primitives"
 version = "4.0.0-dev"
@@ -10842,6 +10856,7 @@ name = "sp-test-primitives"
 version = "2.0.0"
 dependencies = [
  "parity-scale-codec",
+ "scale-info",
  "serde",
  "sp-application-crypto",
  "sp-core",