[pallet-revive] Add evm codegen

Cargo.toml

@@ -404,6 +404,7 @@ members = [
 	"substrate/frame/revive/mock-network",
 	"substrate/frame/revive/proc-macro",
 	"substrate/frame/revive/rpc",
+	"substrate/frame/revive/rpc/codegen",
 	"substrate/frame/revive/uapi",
 	"substrate/frame/root-offences",
 	"substrate/frame/root-testing",

prdoc/pr_5926.prdoc

@@ -0,0 +1,13 @@
+# Schema: Polkadot SDK PRDoc Schema (prdoc) v1.0.0
+# See doc at https://raw.githubusercontent.com/paritytech/polkadot-sdk/master/prdoc/schema_user.json
+
+title: "[pallet-revive] add codegen for Ethereum RPC API"
+
+doc:
+  - audience: Runtime Dev
+    description: |
+      Add codegen crate for generating Ethereum RPC methods and types from the spec.
+
+crates:
+  - name: pallet-revive-rpc-codegen 
+    bump: patch

substrate/frame/revive/rpc/codegen/Cargo.toml

@@ -0,0 +1,18 @@
+[package]
+name = "pallet-revive-rpc-codegen"
+version = "0.1.0"
+edition.workspace = true
+publish = false
+
+[dependencies]
+Inflector = { workspace = true }
+serde = { workspace = true, features = ["derive"] }
+serde_json = { workspace = true }
+anyhow = { workspace = true }
+
+[dev-dependencies]
+pretty_assertions.workspace = true
+
+[features]
+default = ["std"]
+std = ["anyhow/std", "serde/std", "serde_json/std"]

substrate/frame/revive/rpc/codegen/README.md

@@ -0,0 +1,5 @@
+Generates the Ethereum JSON-RPC API from the official specification.
+
+- See <https://github.com/ethereum/execution-apis>
+- See building instructions to re-generate the openrpc.json <https://github.com/ethereum/execution-apis?tab=readme-ov-file#building>
+- Include fixes from <https://github.com/ethereum/execution-apis/pull/552>