From cada6efd4ef821743897b699b002a26a88d835c1 Mon Sep 17 00:00:00 2001
From: Stainless Bot <107565488+stainless-bot@users.noreply.github.com>
Date: Fri, 6 Oct 2023 14:27:25 -0400
Subject: [PATCH] fix: prevent ReferenceError, update compatibility to ES2020
 and Node 18+ (#169)

---
 README.md                  | 2 +-
 package.json               | 1 +
 src/_shims/node-runtime.ts | 4 ++--
 tsconfig.json              | 2 +-
 4 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/README.md b/README.md
index fff3970..83cf134 100644
--- a/README.md
+++ b/README.md
@@ -336,7 +336,7 @@ TypeScript >= 4.5 is supported.
 
 The following runtimes are supported:
 
-- Node.js 16 LTS or later ([non-EOL](https://endoflife.date/nodejs)) versions.
+- Node.js 18 LTS or later ([non-EOL](https://endoflife.date/nodejs)) versions.
 - Deno v1.28.0 or higher, using `import Anthropic from "npm:@anthropic-ai/sdk"`.
 - Bun 1.0 or later.
 - Cloudflare Workers.
diff --git a/package.json b/package.json
index 6b3561d..81bfb31 100644
--- a/package.json
+++ b/package.json
@@ -82,6 +82,7 @@
     "prepublishOnly": "echo 'to publish, run yarn build && (cd dist; yarn publish)' && exit 1",
     "format": "prettier --write --cache  --cache-strategy metadata . !dist",
     "tsn": "ts-node -r tsconfig-paths/register",
+    "lint": "eslint --ext ts,js .",
     "fix": "eslint --fix --ext ts,js ."
   },
   "dependencies": {
diff --git a/src/_shims/node-runtime.ts b/src/_shims/node-runtime.ts
index 2e5ab56..e2398e2 100644
--- a/src/_shims/node-runtime.ts
+++ b/src/_shims/node-runtime.ts
@@ -59,8 +59,8 @@ async function getMultipartRequestOptions<T extends {} = Record<string, unknown>
 export function getRuntime(): Shims {
   // Polyfill global object if needed.
   if (typeof AbortController === 'undefined') {
-    // @ts-ignore
-    AbortController = AbortControllerPolyfill;
+    // @ts-expect-error (the types are subtly different, but compatible in practice)
+    globalThis.AbortController = AbortControllerPolyfill;
   }
   return {
     kind: 'node',
diff --git a/tsconfig.json b/tsconfig.json
index 7235f91..7a0ad05 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -2,7 +2,7 @@
   "include": ["src", "tests", "examples"],
   "exclude": ["src/_shims/**/*-deno.ts"],
   "compilerOptions": {
-    "target": "es2019",
+    "target": "es2020",
     "lib": ["es2020"],
     "module": "commonjs",
     "moduleResolution": "node",