1 files changed, 79 insertions, 0 deletions
diff --git a/packages/bun-types/globals.d.ts b/packages/bun-types/globals.d.ts
index 4ca1a8d3e..a5d011b52 100644
--- a/packages/bun-types/globals.d.ts
+++ b/packages/bun-types/globals.d.ts
@@ -3197,3 +3197,82 @@ declare module "*.txt" {
   var text: string;
   export = text;
 }
+
+interface EventSourceEventMap {
+  error: Event;
+  message: MessageEvent;
+  open: Event;
+}
+
+interface EventSource extends EventTarget {
+  onerror: ((this: EventSource, ev: ErrorEvent) => any) | null;
+  onmessage: ((this: EventSource, ev: MessageEvent) => any) | null;
+  onopen: ((this: EventSource, ev: Event) => any) | null;
+  /** Returns the state of this EventSource object's connection. It can have the values described below. */
+  readonly readyState: number;
+  /** Returns the URL providing the event stream. */
+  readonly url: string;
+  /** Returns true if the credentials mode for connection requests to the URL providing the event stream is set to "include", and false otherwise.
+   *
+   * Not supported in Bun
+   *
+   */
+  readonly withCredentials: boolean;
+  /** Aborts any instances of the fetch algorithm started for this EventSource object, and sets the readyState attribute to CLOSED. */
+  close(): void;
+  readonly CLOSED: number;
+  readonly CONNECTING: number;
+  readonly OPEN: number;
+  addEventListener<K extends keyof EventSourceEventMap>(
+    type: K,
+    listener: (this: EventSource, ev: EventSourceEventMap[K]) => any,
+    options?: boolean | AddEventListenerOptions,
+  ): void;
+  addEventListener(
+    type: string,
+    listener: (this: EventSource, event: MessageEvent) => any,
+    options?: boolean | AddEventListenerOptions,
+  ): void;
+  addEventListener(
+    type: string,
+    listener: EventListenerOrEventListenerObject,
+    options?: boolean | AddEventListenerOptions,
+  ): void;
+  removeEventListener<K extends keyof EventSourceEventMap>(
+    type: K,
+    listener: (this: EventSource, ev: EventSourceEventMap[K]) => any,
+    options?: boolean | EventListenerOptions,
+  ): void;
+  removeEventListener(
+    type: string,
+    listener: (this: EventSource, event: MessageEvent) => any,
+    options?: boolean | EventListenerOptions,
+  ): void;
+  removeEventListener(
+    type: string,
+    listener: EventListenerOrEventListenerObject,
+    options?: boolean | EventListenerOptions,
+  ): void;
+
+  /**
+   * Keep the event loop alive while connection is open or reconnecting
+   *
+   * Not available in browsers
+   */
+  ref(): void;
+
+  /**
+   * Do not keep the event loop alive while connection is open or reconnecting
+   *
+   * Not available in browsers
+   */
+  unref(): void;
+}
+
+declare var EventSource: {
+  prototype: EventSource;
+  new (url: string | URL, eventSourceInitDict?: EventSourceInit): EventSource;
+  readonly CLOSED: number;
+  readonly CONNECTING: number;
+  readonly OPEN: number;
+};