Bump to v4.0.0.

isFinite.js

@@ -0,0 +1,32 @@
+/* Built-in method references for those with the same name as other `lodash` methods. */
+var nativeIsFinite = global.isFinite;
+
+/**
+ * Checks if `value` is a finite primitive number.
+ *
+ * **Note:** This method is based on [`Number.isFinite`](https://mdn.io/Number/isFinite).
+ *
+ * @static
+ * @memberOf _
+ * @category Lang
+ * @param {*} value The value to check.
+ * @returns {boolean} Returns `true` if `value` is a finite number, else `false`.
+ * @example
+ *
+ * _.isFinite(3);
+ * // => true
+ *
+ * _.isFinite(Number.MAX_VALUE);
+ * // => true
+ *
+ * _.isFinite(3.14);
+ * // => true
+ *
+ * _.isFinite(Infinity);
+ * // => false
+ */
+function isFinite(value) {
+  return typeof value == 'number' && nativeIsFinite(value);
+}
+
+module.exports = isFinite;