use @langchain/scripts

.gitignore

@@ -161,3 +161,15 @@ cython_debug/
 .DS_Store
 
 .envrc
+
+js/.turbo
+js/.eslintcache
+js/.env
+js/yarn-error.log
+
+js/.yarn/*
+!js/.yarn/patches
+!js/.yarn/plugins
+!js/.yarn/releases
+!js/.yarn/sdks
+!js/.yarn/versions

js/.gitignore

@@ -1,62 +1,27 @@
-.vscode
-node_modules/
-dist/
-dist-cjs/
-lib/
-.turbo
-.eslintcache
-.env
-yarn-error.log
-
-.yarn/*
-!.yarn/patches
-!.yarn/plugins
-!.yarn/releases
-!.yarn/sdks
-!.yarn/versions
-
-langchain/docs/
-
-.idea/
-
-.DS_Store
-
-Chinook.db
-Chinook_Sqlite.sql
-
-.envrc
-*.swp
-*.swo
-
-.node-version
-
-## GENERATED create-entrypoints.js
-/client.cjs
-/client.js
-/client.d.ts
-/client.d.cts
-/run_trees.cjs
-/run_trees.js
-/run_trees.d.ts
-/run_trees.d.cts
-/traceable.cjs
-/traceable.js
-/traceable.d.ts
-/traceable.d.cts
-/evaluation.cjs
-/evaluation.js
-/evaluation.d.ts
-/evaluation.d.cts
-/schemas.cjs
-/schemas.js
-/schemas.d.ts
-/schemas.d.cts
-/wrappers.cjs
-/wrappers.js
-/wrappers.d.ts
-/wrappers.d.cts
-/index.cjs
-/index.js
-/index.d.ts
-/index.d.cts
-## END GENERATED create-entrypoints.js
+client.cjs
+client.js
+client.d.ts
+client.d.cts
+run_trees.cjs
+run_trees.js
+run_trees.d.ts
+run_trees.d.cts
+traceable.cjs
+traceable.js
+traceable.d.ts
+traceable.d.cts
+evaluation.cjs
+evaluation.js
+evaluation.d.ts
+evaluation.d.cts
+schemas.cjs
+schemas.js
+schemas.d.ts
+schemas.d.cts
+wrappers.cjs
+wrappers.js
+wrappers.d.ts
+wrappers.d.cts
+node_modules
+dist
+.yarn

js/langchain.config.js

@@ -0,0 +1,26 @@
+import { resolve, dirname } from "node:path";
+import { fileURLToPath } from "node:url";
+
+/**
+ * @param {string} relativePath
+ * @returns {string}
+ */
+function abs(relativePath) {
+  return resolve(dirname(fileURLToPath(import.meta.url)), relativePath);
+}
+
+export const config = {
+  internals: [/node\:/],
+  entrypoints: {
+    client: "client",
+    run_trees: "run_trees",
+    traceable: "traceable",
+    evaluation: "evaluation/index",
+    schemas: "schemas",
+    wrappers: "wrappers",
+  },
+  tsConfigPath: resolve("./tsconfig.json"),
+  cjsSource: "./dist-cjs",
+  cjsDestination: "./dist",
+  abs,
+}

js/package.json

@@ -28,23 +28,20 @@
     "wrappers.cjs",
     "wrappers.js",
     "wrappers.d.ts",
-    "wrappers.d.cts",
-    "index.cjs",
-    "index.js",
-    "index.d.ts",
-    "index.d.cts"
+    "wrappers.d.cts"
   ],
   "type": "module",
   "main": "./dist/index.js",
   "types": "./dist/index.d.ts",
   "scripts": {
-    "build": "yarn clean && yarn build:esm && yarn build:cjs && node scripts/create-entrypoints.js",
+    "build": "yarn clean && yarn build:esm && yarn build:cjs && yarn create-entrypoints",
     "bump-version": "node scripts/bump-version.js",
     "check-version": "node scripts/check-version.js",
     "check-npm-version": "node scripts/check-npm-version.js",
-    "clean": "rm -rf dist/ && node scripts/create-entrypoints.js clean",
+    "create-entrypoints": "yarn lc-build --config ./langchain.config.js --create-entrypoints",
+    "clean": "rm -rf dist/ && yarn lc-build --config ./langchain.config.js --create-entrypoints --pre",
     "build:esm": "tsc --outDir dist/ && rm -rf dist/tests dist/**/tests",
-    "build:cjs": "tsc --outDir dist-cjs/ -p tsconfig.cjs.json && node scripts/move-cjs-to-dist.js && rm -r dist-cjs",
+    "build:cjs": "tsc --outDir dist-cjs/ -p tsconfig.cjs.json && yarn lc-build --config ./langchain.config.js --move-cjs-dist && rm -r dist-cjs",
     "test": "cross-env NODE_OPTIONS=--experimental-vm-modules jest --passWithNoTests --testPathIgnorePatterns='\\.int\\.test.[tj]s' --testTimeout 30000",
     "test:integration": "cross-env NODE_OPTIONS=--experimental-vm-modules jest --testPathPattern=\\.int\\.test.ts --testTimeout 100000",
     "test:single": "NODE_OPTIONS=--experimental-vm-modules yarn run jest --config jest.config.cjs --testTimeout 100000",
@@ -75,6 +72,7 @@
     "@jest/globals": "^29.5.0",
     "@langchain/core": "^0.1.32",
     "@langchain/langgraph": "^0.0.8",
+    "@langchain/scripts": "^0.0.11",
     "@tsconfig/recommended": "^1.0.2",
     "@types/jest": "^29.5.1",
     "@typescript-eslint/eslint-plugin": "^5.59.8",
@@ -108,15 +106,6 @@
     ]
   },
   "exports": {
-    ".": {
-      "types": {
-        "import": "./index.d.ts",
-        "require": "./index.d.cts",
-        "default": "./index.d.ts"
-      },
-      "import": "./index.js",
-      "require": "./index.cjs"
-    },
     "./client": {
       "types": {
         "import": "./client.d.ts",