Eliminate codegen

package.json

@@ -47,7 +47,7 @@
   "packageManager": "[email protected]",
   "pnpm": {
     "patchedDependencies": {
-      "graphql@15.8.0": "patches/graphql@15.8.0.patch"
+      "graphql@16.8.1": "patches/graphql@16.8.1.patch"
     }
   }
 }

packages/core/.gitignore

@@ -2,4 +2,5 @@ dist/
 .ponder/
 generated/
 .env.local
-**/*.node
+**/*.node
+ponder-env.d.ts

packages/core/package.json

@@ -38,18 +38,16 @@
     "async-mutex": "^0.4.0",
     "better-sqlite3": "^8.7.0",
     "cac": "^6.7.14",
-    "chokidar": "^3.5.3",
     "conf": "^10.2.0",
     "cors": "^2.8.5",
     "data-uri-to-buffer": "3.0.1",
     "detect-package-manager": "^2.0.1",
     "dotenv": "^16.0.1",
     "emittery": "^0.13.1",
-    "esbuild": "^0.15.2",
     "ethereum-bloom-filters": "^1.0.10",
     "express": "^4.18.1",
     "glob": "^8.1.0",
-    "graphql": "^15.3.0",
+    "graphql": "^16.8.1",
     "graphql-http": "^1.22.0",
     "http-terminator": "^3.2.0",
     "ink": "^3.2.0",
@@ -59,12 +57,10 @@
     "pg": "^8.9.0",
     "picocolors": "^1.0.0",
     "pino": "^8.14.1",
-    "prettier": "^2.6.2",
     "prom-client": "^14.2.0",
     "react": "17",
     "retry": "^0.13.1",
     "stacktrace-parser": "^0.1.10",
-    "tsc-alias": "^1.8.2",
     "viem": "^1.2.6",
     "vite": "^4.5.0",
     "vite-node": "^0.34.6"
@@ -73,20 +69,18 @@
     "@types/babel__code-frame": "^7.0.3",
     "@types/better-sqlite3": "^7.6.0",
     "@types/cors": "^2.8.12",
-    "@types/detect-port": "^1.3.2",
     "@types/express": "^4.17.13",
     "@types/glob": "^8.0.0",
-    "@types/module-alias": "^2.0.1",
     "@types/node": "^18.7.8",
     "@types/pg": "^8.6.6",
     "@types/react": "^18.0.25",
     "@types/retry": "^0.12.2",
     "@types/supertest": "^2.0.12",
     "@viem/anvil": "^0.0.6",
     "concurrently": "^8.2.0",
-    "module-alias": "^2.2.2",
     "rimraf": "^5.0.1",
     "supertest": "^6.3.3",
+    "tsc-alias": "^1.8.2",
     "typescript": "^5.1.3",
     "vitest": "^0.34.6"
   }

packages/core/src/Ponder.ts

@@ -173,10 +173,7 @@ export class Ponder {
       common: this.common,
       indexingStore: this.indexingStore,
     });
-    this.codegenService = new CodegenService({
-      common: this.common,
-      sources: this.sources,
-    });
+    this.codegenService = new CodegenService({ common: this.common });
     this.uiService = new UiService({
       common: this.common,
       sources: this.sources,
@@ -186,8 +183,8 @@ export class Ponder {
     // using the initial config, register service dependencies.
     this.registerServiceDependencies();
 
-    // TODO: Remove once we have the new PonderApp magic.
-    this.codegenService.generateAppFile();
+    // Regenerate the `ponder-env.d.ts` file in case it was deleted.
+    this.codegenService.generateDeclarationFile();
 
     // One-time setup for some services.
     await this.syncStore.migrateUp();
@@ -242,7 +239,7 @@ export class Ponder {
   }
 
   async codegen() {
-    this.codegenService.generateAppFile();
+    this.codegenService.generateDeclarationFile();
 
     const result = await this.buildService.loadSchema();
     if (result) {
@@ -297,7 +294,6 @@ export class Ponder {
     this.buildService.on("newSchema", async ({ schema, graphqlSchema }) => {
       this.common.errors.hasUserError = false;
 
-      this.codegenService.generateAppFile({ schema });
       this.codegenService.generateGraphqlSchemaFile({ graphqlSchema });
 
       this.serverService.reload({ graphqlSchema });

packages/core/src/_test/setup.ts

@@ -1,6 +1,4 @@
 import SqliteDatabase from "better-sqlite3";
-import moduleAlias from "module-alias";
-import path from "node:path";
 import { Pool } from "pg";
 import { type TestContext, beforeEach } from "vitest";
 
@@ -21,12 +19,6 @@ import { TelemetryService } from "@/telemetry/service";
 import { FORK_BLOCK_NUMBER, vitalik } from "./constants";
 import { poolId, testClient } from "./utils";
 
-/**
- * Set up a package alias so we can reference `@ponder/core` by name in test files.
- */
-const ponderCoreDir = path.resolve(__dirname, "../../");
-moduleAlias.addAlias("@ponder/core", ponderCoreDir);
-
 /**
  * Inject an isolated sync store into the test context.
  *

packages/core/src/build/functions.ts

@@ -42,42 +42,6 @@ export type RawIndexingFunctions = {
   };
 };
 
-// @ponder/core creates an instance of this class called `ponder`
-export class PonderApp<
-  IndexingFunctions = Record<string, LogEventIndexingFunction>
-> {
-  private indexingFunctions: RawIndexingFunctions = { eventSources: {} };
-  private errors: Error[] = [];
-
-  on<EventName extends Extract<keyof IndexingFunctions, string>>(
-    name: EventName,
-    indexingFunction: IndexingFunctions[EventName]
-  ) {
-    if (name === "setup") {
-      this.indexingFunctions._meta_ ||= {};
-      this.indexingFunctions._meta_.setup =
-        indexingFunction as SetupEventIndexingFunction;
-      return;
-    }
-
-    const [eventSourceName, eventName] = name.split(":");
-    if (!eventSourceName || !eventName) {
-      this.errors.push(new Error(`Invalid event name: ${name}`));
-      return;
-    }
-
-    this.indexingFunctions.eventSources[eventSourceName] ||= {};
-    if (this.indexingFunctions.eventSources[eventSourceName][eventName]) {
-      this.errors.push(
-        new Error(`Cannot add multiple indexing functions for event: ${name}`)
-      );
-      return;
-    }
-    this.indexingFunctions.eventSources[eventSourceName][eventName] =
-      indexingFunction as LogEventIndexingFunction;
-  }
-}
-
 export type IndexingFunctions = {
   _meta_: {
     setup?: {