Allow easier customization of rust plugins

.github/workflows/ci.yml

@@ -138,3 +138,9 @@ jobs:
         env:
           CRE_API_KEY: ${{ secrets.CRE_CLI_API_KEY }}
         run: ./scripts/e2e/simulate-log-trigger.sh
+
+      # Rust extension examples: build cre-rust-inject-alpha, compile workflows, simulate.
+      - name: E2E - Simulate rust-inject workflows
+        env:
+          CRE_API_KEY: ${{ secrets.CRE_CLI_API_KEY }}
+        run: ./scripts/e2e/simulate-rust-inject.sh

packages/cre-rust-inject-alpha/.gitignore

@@ -0,0 +1,3 @@
+dist/
+target/
+Cargo.lock

packages/cre-rust-inject-alpha/Cargo.toml

@@ -0,0 +1,11 @@
+[package]
+name = "alpha"
+version = "0.1.0"
+edition = "2024"
+
+[lib]
+crate-type = ["lib"]
+
+[dependencies]
+cre_wasm_exports = { path = "../cre-sdk-javy-plugin/src/cre_wasm_exports" }
+javy-plugin-api = "6.0.0"

packages/cre-rust-inject-alpha/Makefile

@@ -0,0 +1,15 @@
+# Build alpha.plugin.wasm using the workspace @chainlink/cre-sdk-javy-plugin.
+JAVY_PLUGIN := $(abspath ../cre-sdk-javy-plugin)
+
+.PHONY: build clean
+
+build: dist/alpha.plugin.wasm
+
+dist/alpha.plugin.wasm: Cargo.toml src/lib.rs
+	mkdir -p dist
+	CRE_SDK_JAVY_PLUGIN_HOME="$(JAVY_PLUGIN)" bun "$(JAVY_PLUGIN)/scripts/build-plugin.ts" \
+		--cre-exports . \
+		-o ./dist/alpha.plugin.wasm
+
+clean:
+	rm -rf dist

packages/cre-rust-inject-alpha/biome.json

@@ -0,0 +1,41 @@
+{
+	"$schema": "https://biomejs.dev/schemas/2.3.14/schema.json",
+	"vcs": {
+		"enabled": false,
+		"clientKind": "git",
+		"useIgnoreFile": false
+	},
+	"files": {
+		"ignoreUnknown": false,
+		"includes": ["**/*.ts", "**/*.json"]
+	},
+	"formatter": {
+		"enabled": true,
+		"indentStyle": "tab",
+		"lineWidth": 100
+	},
+	"assist": {
+		"enabled": true
+	},
+	"linter": {
+		"enabled": true,
+		"rules": {
+			"recommended": true,
+			"correctness": {
+				"noUnusedVariables": "error"
+			},
+			"suspicious": {
+				"noExplicitAny": "warn"
+			},
+			"style": {
+				"useConst": "error"
+			}
+		}
+	},
+	"javascript": {
+		"formatter": {
+			"quoteStyle": "single",
+			"semicolons": "asNeeded"
+		}
+	}
+}

packages/cre-rust-inject-alpha/index.ts

@@ -0,0 +1,15 @@
+import { createExtensionAccessor } from '@chainlink/cre-sdk-javy-plugin/runtime/validate-extension'
+import { z } from 'zod'
+
+const rustAlphaSchema = z.object({
+	greet: z.function().args().returns(z.string()),
+})
+
+export type RustAlpha = z.infer<typeof rustAlphaSchema>
+
+declare global {
+	var rustAlpha: RustAlpha
+}
+
+// biome-ignore lint/suspicious/noRedeclare: global augmentation declares rustAlpha; this export is the validated accessor
+export const rustAlpha = createExtensionAccessor('rustAlpha', rustAlphaSchema)

packages/cre-rust-inject-alpha/package.json

@@ -0,0 +1,24 @@
+{
+	"name": "@chainlink/cre-rust-inject-alpha",
+	"version": "0.1.0",
+	"private": true,
+	"type": "module",
+	"description": "Example Rust extension (alpha) for CRE rust-inject demos — packaged plugin wasm + crate source.",
+	"scripts": {
+		"check": "biome check --write ${BIOME_PATHS:-.}",
+		"check:ci": "biome ci .",
+		"typecheck": "tsc"
+	},
+	"files": [
+		"dist",
+		"src",
+		"Cargo.toml",
+		"index.ts"
+	],
+	"keywords": [],
+	"license": "BUSL-1.1",
+	"peerDependencies": {
+		"@chainlink/cre-sdk-javy-plugin": ">=1.0.0",
+		"zod": ">=3.0.0"
+	}
+}

packages/cre-rust-inject-alpha/src/lib.rs

@@ -0,0 +1,13 @@
+use cre_wasm_exports::extend_wasm_exports;
+use javy_plugin_api::javy::quickjs::prelude::*;
+use javy_plugin_api::javy::quickjs::{Ctx, Object};
+
+pub fn register(ctx: &Ctx<'_>) {
+    let obj = Object::new(ctx.clone()).unwrap();
+    obj.set(
+        "greet",
+        Func::from(|| -> String { "Hello from alpha".to_string() }),
+    )
+    .unwrap();
+    extend_wasm_exports(ctx, "rustAlpha", obj);
+}

packages/cre-rust-inject-alpha/tsconfig.json

@@ -0,0 +1,17 @@
+{
+	"compilerOptions": {
+		"lib": ["ESNext"],
+		"target": "ESNext",
+		"module": "ESNext",
+		"moduleDetection": "force",
+		"allowJs": true,
+		"moduleResolution": "bundler",
+		"allowImportingTsExtensions": true,
+		"verbatimModuleSyntax": true,
+		"noEmit": true,
+		"strict": true,
+		"skipLibCheck": true,
+		"types": []
+	},
+	"include": ["index.ts"]
+}

packages/cre-rust-inject-beta/.gitignore

@@ -0,0 +1,2 @@
+target/
+Cargo.lock

packages/cre-rust-inject-beta/Cargo.toml

@@ -0,0 +1,11 @@
+[package]
+name = "lib_beta"
+version = "0.1.0"
+edition = "2024"
+
+[lib]
+crate-type = ["lib"]
+
+[dependencies]
+cre_wasm_exports = { path = "../cre-sdk-javy-plugin/src/cre_wasm_exports" }
+javy-plugin-api = "6.0.0"

packages/cre-rust-inject-beta/biome.json

@@ -0,0 +1,41 @@
+{
+	"$schema": "https://biomejs.dev/schemas/2.3.14/schema.json",
+	"vcs": {
+		"enabled": false,
+		"clientKind": "git",
+		"useIgnoreFile": false
+	},
+	"files": {
+		"ignoreUnknown": false,
+		"includes": ["**/*.ts", "**/*.json"]
+	},
+	"formatter": {
+		"enabled": true,
+		"indentStyle": "tab",
+		"lineWidth": 100
+	},
+	"assist": {
+		"enabled": true
+	},
+	"linter": {
+		"enabled": true,
+		"rules": {
+			"recommended": true,
+			"correctness": {
+				"noUnusedVariables": "error"
+			},
+			"suspicious": {
+				"noExplicitAny": "warn"
+			},
+			"style": {
+				"useConst": "error"
+			}
+		}
+	},
+	"javascript": {
+		"formatter": {
+			"quoteStyle": "single",
+			"semicolons": "asNeeded"
+		}
+	}
+}

packages/cre-rust-inject-beta/index.ts

@@ -0,0 +1,15 @@
+import { createExtensionAccessor } from '@chainlink/cre-sdk-javy-plugin/runtime/validate-extension'
+import { z } from 'zod'
+
+const rustBetaSchema = z.object({
+	greet: z.function().args().returns(z.string()),
+})
+
+export type RustBeta = z.infer<typeof rustBetaSchema>
+
+declare global {
+	var rustBeta: RustBeta
+}
+
+// biome-ignore lint/suspicious/noRedeclare: global augmentation declares rustBeta; this export is the validated accessor
+export const rustBeta = createExtensionAccessor('rustBeta', rustBetaSchema)

packages/cre-rust-inject-beta/package.json

@@ -0,0 +1,23 @@
+{
+	"name": "@chainlink/cre-rust-inject-beta",
+	"version": "0.1.0",
+	"private": true,
+	"type": "module",
+	"description": "Example Rust extension (beta) for CRE rust-inject demos — crate source.",
+	"scripts": {
+		"check": "biome check --write ${BIOME_PATHS:-.}",
+		"check:ci": "biome ci .",
+		"typecheck": "tsc"
+	},
+	"files": [
+		"src",
+		"Cargo.toml",
+		"index.ts"
+	],
+	"keywords": [],
+	"license": "BUSL-1.1",
+	"peerDependencies": {
+		"@chainlink/cre-sdk-javy-plugin": ">=1.0.0",
+		"zod": ">=3.0.0"
+	}
+}

packages/cre-rust-inject-beta/src/lib.rs

@@ -0,0 +1,13 @@
+use cre_wasm_exports::extend_wasm_exports;
+use javy_plugin_api::javy::quickjs::prelude::*;
+use javy_plugin_api::javy::quickjs::{Ctx, Object};
+
+pub fn register(ctx: &Ctx<'_>) {
+    let obj = Object::new(ctx.clone()).unwrap();
+    obj.set(
+        "greet",
+        Func::from(|| -> String { "Hello from beta".to_string() }),
+    )
+    .unwrap();
+    extend_wasm_exports(ctx, "rustBeta", obj);
+}