--- /dev/null
+/**
+ * Used by `trimmedLeftIndex` and `trimmedRightIndex` to determine if a
+ * character code is whitespace.
+ *
+ * @private
+ * @param {number} charCode The character code to inspect.
+ * @returns {boolean} Returns `true` if `charCode` is whitespace, else `false`.
+ */
+function isSpace(charCode) {
+ return ((charCode <= 160 && (charCode >= 9 && charCode <= 13) || charCode == 32 || charCode == 160) || charCode == 5760 || charCode == 6158 ||
+ (charCode >= 8192 && (charCode <= 8202 || charCode == 8232 || charCode == 8233 || charCode == 8239 || charCode == 8287 || charCode == 12288 || charCode == 65279)));
+}
+
+module.exports = isSpace;