初始化fy

uni_modules/UniDevTools/node_modules/licia/fs.js

@@ -0,0 +1,56 @@
+const promisify = require('./promisify');
+const root = require('./root');
+const each = require('./each');
+const toArr = require('./toArr');
+
+const fs = require('fs');
+
+each(
+    [
+        'access',
+        'appendFile',
+        'chmod',
+        'chown',
+        'close',
+        'fchmod',
+        'fchown',
+        'fdatasync',
+        'fstat',
+        'fsync',
+        'ftruncate',
+        'futimes',
+        'link',
+        'lstat',
+        'mkdir',
+        'mkdtemp',
+        'open',
+        'read',
+        'readFile',
+        'readdir',
+        'readlink',
+        'realpath',
+        'rename',
+        'rmdir',
+        'stat',
+        'symlink',
+        'truncate',
+        'unlink',
+        'utimes',
+        'write',
+        'writeFile'
+    ],
+    function(method) {
+        exports[method] = promisify(fs[method]);
+    }
+);
+
+exports.exists = function() {
+    const args = toArr(arguments);
+
+    return new root.Promise(function(resolve) {
+        args.push(resolve);
+        fs.exists.apply(null, args);
+    });
+};
+
+module.exports = exports;