PWA

node_modules/workbox-build/src/lib/get-file-hash.ts

@@ -0,0 +1,24 @@
+/*
+  Copyright 2018 Google LLC
+
+  Use of this source code is governed by an MIT-style
+  license that can be found in the LICENSE file or at
+  https://opensource.org/licenses/MIT.
+*/
+
+import fse from 'fs-extra';
+
+import {getStringHash} from './get-string-hash';
+import {errors} from './errors';
+
+export function getFileHash(file: string): string {
+  try {
+    const buffer = fse.readFileSync(file);
+    return getStringHash(buffer);
+  } catch (err) {
+    throw new Error(
+      errors['unable-to-get-file-hash'] +
+        ` '${err instanceof Error && err.message ? err.message : ''}'`,
+    );
+  }
+}