1 files changed, 66 insertions, 0 deletions
diff --git a/node_modules/workbox-build/src/lib/get-file-details.js b/node_modules/workbox-build/src/lib/get-file-details.js
new file mode 100644
index 00000000..afd32628
--- /dev/null
+++ b/node_modules/workbox-build/src/lib/get-file-details.js
@@ -0,0 +1,66 @@
+/*
+  Copyright 2017 Google Inc.
+
+  Licensed under the Apache License, Version 2.0 (the "License");
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+
+      https://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+*/
+
+const glob = require('glob');
+const path = require('path');
+
+const errors = require('./errors');
+const getFileSize = require('./get-file-size');
+const getFileHash = require('./get-file-hash');
+
+module.exports = (globOptions) => {
+  const {
+    globDirectory,
+    globFollow,
+    globIgnores,
+    globPattern,
+    globStrict,
+  } = globOptions;
+  let globbedFiles;
+  try {
+    globbedFiles = glob.sync(globPattern, {
+      cwd: globDirectory,
+      follow: globFollow,
+      ignore: globIgnores,
+      strict: globStrict,
+    });
+  } catch (err) {
+    throw new Error(errors['unable-to-glob-files'] + ` '${err.message}'`);
+  }
+
+  if (globbedFiles.length === 0) {
+    throw new Error(errors['useless-glob-pattern'] + ' ' +
+      JSON.stringify({globDirectory, globPattern, globIgnores}, null, 2));
+  }
+
+  const fileDetails = globbedFiles.map((file) => {
+    const fullPath = path.join(globDirectory, file);
+    const fileSize = getFileSize(fullPath);
+    if (fileSize === null) {
+      return null;
+    }
+
+    const fileHash = getFileHash(fullPath);
+    return {
+      file: `${path.relative(globDirectory, fullPath)}`,
+      hash: fileHash,
+      size: fileSize,
+    };
+  });
+
+  // If !== null, means it's a valid file.
+  return fileDetails.filter((details) => details !== null);
+};