Adds Typescript support

lib/index.d.ts

@@ -0,0 +1,29 @@
+import { Plugin } from 'metalsmith';
+import defaultValues from '.';
+
+export default defaultValues;
+export interface DefaultsSet {
+  /** 1 or more glob patterns to match files. Defaults to `'**'` (all). */
+  pattern?: string;
+  /** an object whose keys will be set as file metadata keys */
+  defaults: {
+    [key:string]: string;
+  }
+}
+export type Options = DefaultsSet|DefaultsSet[]
+/**
+ * Set `defaults` to file metadata matching `pattern`'s.
+ * 
+ * @example
+ * metalsmith.use(defaultValues({
+    pattern: 'posts/*.md',
+    defaults: {
+      layout: 'post.hbs',
+      draft: false,
+      date(post) {
+        return post.stats.ctime
+      }
+    }
+  }))
+ **/
+declare function defaultValues(options: Options): Plugin;