Merge pull request #1208 from sveltejs/gh-1207

Add TypeScript definitions for store (fixes #1207)

Author: Rich-Harris

package.json

@@ -13,6 +13,7 @@
     "shared.js",
     "store.js",
     "store.umd.js",
+    "store.d.ts",
     "svelte",
     "README.md"
   ],

store.d.ts

@@ -0,0 +1,19 @@
+interface Options {
+	immutable: boolean;
+}
+
+interface Cancellable {
+	cancel: () => void;
+}
+
+type State = Record<string, any>;
+
+export declare class Store {
+	constructor(state: State, options?: Options);
+
+	public compute(key: string, dependencies: string[]): void;
+	public fire(name: string, data?: any): void;
+	public get(): State;
+	public on(name: string, callback: (data: any) => void): Cancellable;
+	public set(state: State);
+}