Bump to v3.0.0.

2026-02-08 10:17:48 +00:00 · 2015-01-08 00:37:01 -08:00
commit 9b7c4d6761
349 changed files with 23184 additions and 0 deletions
--- a/lang/isElement.js
+++ b/lang/isElement.js
@@ -0,0 +1,41 @@
+define(['../internal/isObjectLike', './isPlainObject', '../support'], function(isObjectLike, isPlainObject, support) {
+
+  /** Used for native method references. */
+  var objectProto = Object.prototype;
+
+  /**
+   * Used to resolve the `toStringTag` of values.
+   * See the [ES spec](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-object.prototype.tostring)
+   * for more details.
+   */
+  var objToString = objectProto.toString;
+
+  /**
+   * Checks if `value` is a DOM element.
+   *
+   * @static
+   * @memberOf _
+   * @category Lang
+   * @param {*} value The value to check.
+   * @returns {boolean} Returns `true` if `value` is a DOM element, else `false`.
+   * @example
+   *
+   * _.isElement(document.body);
+   * // => true
+   *
+   * _.isElement('<body>');
+   * // => false
+   */
+  function isElement(value) {
+    return (value && value.nodeType === 1 && isObjectLike(value) &&
+      objToString.call(value).indexOf('Element') > -1) || false;
+  }
+  // Fallback for environments without DOM support.
+  if (!support.dom) {
+    isElement = function(value) {
+      return (value && value.nodeType === 1 && isObjectLike(value) && !isPlainObject(value)) || false;
+    };
+  }
+
+  return isElement;
+});