Initial commit

node_modules/knex/lib/migrations/util/fs.js

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+const fs = require('fs');
+const flatten = require('lodash/flatten');
+const os = require('os');
+const path = require('path');
+const { promisify } = require('util');
+
+// Promisify common fs functions.
+const stat = promisify(fs.stat);
+const readFile = promisify(fs.readFile);
+const writeFile = promisify(fs.writeFile);
+const readdir = promisify(fs.readdir);
+const mkdir = promisify(fs.mkdir);
+
+function existsSync(path) {
+  try {
+    fs.accessSync(path);
+    return true;
+  } catch (e) {
+    return false;
+  }
+}
+
+/**
+ * Creates a temporary directory and returns it path.
+ *
+ * @returns {Promise<string>}
+ */
+function createTemp() {
+  return promisify(fs.mkdtemp)(`${os.tmpdir()}${path.sep}`);
+}
+
+/**
+ * Ensures the given path exists.
+ *  - If the path already exist, it's fine - it does nothing.
+ *  - If the path doesn't exist, it will create it.
+ *
+ * @param {string} path
+ * @returns {Promise}
+ */
+function ensureDirectoryExists(dir) {
+  return stat(dir).catch(() => mkdir(dir, { recursive: true }));
+}
+
+/**
+ * Read a directory,
+ * sorting folders and files by alphabetically order.
+ * Can be browsed recursively.
+ *
+ * @param {string} dir
+ * The directory to analyse
+ *
+ * @param {boolean} recursive
+ * Browse directory recursively
+ *
+ * @returns {Promise<[string]>}
+ * All found files, concatenated to the current dir
+ */
+async function getFilepathsInFolder(dir, recursive = false) {
+  const pathsList = await readdir(dir);
+  return flatten(
+    await Promise.all(
+      pathsList.sort().map(async (currentPath) => {
+        const currentFile = path.resolve(dir, currentPath);
+        const statFile = await stat(currentFile);
+        if (statFile && statFile.isDirectory()) {
+          if (recursive) {
+            return await getFilepathsInFolder(currentFile, true);
+          }
+          return [];
+        }
+        return [currentFile];
+      })
+    )
+  );
+}
+
+module.exports = {
+  existsSync,
+  stat,
+  readdir,
+  readFile,
+  writeFile,
+  createTemp,
+  ensureDirectoryExists,
+  getFilepathsInFolder,
+};