初始化

node_modules/xml-js/lib/options-helper.js

@@ -0,0 +1,43 @@
+var isArray = require('./array-helper').isArray;
+
+module.exports = {
+
+  copyOptions: function (options) {
+    var key, copy = {};
+    for (key in options) {
+      if (options.hasOwnProperty(key)) {
+        copy[key] = options[key];
+      }
+    }
+    return copy;
+  },
+
+  ensureFlagExists: function (item, options) {
+    if (!(item in options) || typeof options[item] !== 'boolean') {
+      options[item] = false;
+    }
+  },
+
+  ensureSpacesExists: function (options) {
+    if (!('spaces' in options) || (typeof options.spaces !== 'number' && typeof options.spaces !== 'string')) {
+      options.spaces = 0;
+    }
+  },
+
+  ensureAlwaysArrayExists: function (options) {
+    if (!('alwaysArray' in options) || (typeof options.alwaysArray !== 'boolean' && !isArray(options.alwaysArray))) {
+      options.alwaysArray = false;
+    }
+  },
+
+  ensureKeyExists: function (key, options) {
+    if (!(key + 'Key' in options) || typeof options[key + 'Key'] !== 'string') {
+      options[key + 'Key'] = options.compact ? '_' + key : key;
+    }
+  },
+
+  checkFnExists: function (key, options) {
+    return key + 'Fn' in options;
+  }
+
+};