feat: include TypeScript types

cli.d.ts

@@ -0,0 +1,3 @@
+#!/usr/bin/env node
+export {};
+//# sourceMappingURL=cli.d.ts.map

cli.js

@@ -1,5 +1,3 @@
 #!/usr/bin/env node
-'use strict'
-const metal = require('./')
-
-console.log(metal())
+import metal from './index.js';
+console.log(metal());

cli.ts

@@ -0,0 +1,4 @@
+#!/usr/bin/env node
+import metal from './index.js'
+
+console.log(metal())

index.d.ts

@@ -0,0 +1,6 @@
+interface Options {
+    fragment?: 'start' | 'end';
+}
+export default function (options?: Options): string;
+export {};
+//# sourceMappingURL=index.d.ts.map

index.js

@@ -1,10 +1,8 @@
-'use strict'
-const words = require('./words.json')
-const sample = require('lodash.sample')
-
-module.exports = function (options = {}) {
-  if (!options.fragment) {
-    return `${sample(words.start)} ${sample(words.end)}`
-  }
-  return sample(words[options.fragment])
+import words from './words.js';
+import sample from 'lodash.sample';
+export default function (options = {}) {
+    if (options.fragment == null) {
+        return `${sample(words.start)} ${sample(words.end)}`;
+    }
+    return sample(words[options.fragment]);
 }

index.ts

@@ -0,0 +1,13 @@
+import words from './words.js'
+import sample from 'lodash.sample'
+
+interface Options {
+  fragment?: 'start' | 'end'
+}
+
+export default function (options: Options = {}): string {
+  if (options.fragment == null) {
+    return `${sample(words.start) as string} ${sample(words.end) as string}`
+  }
+  return sample(words[options.fragment]) as string
+}