Serialize and playback events

src/basic/string16.cpp

@@ -268,4 +268,14 @@ String16 SkipUntil(String16 *string, String16 str) {
         *string = Skip(*string, 1);
     }
     return begin;
+}
+
+String16 SkipWhitespace(String16 *string) {
+    String16 begin = {string->data, 0};
+    for (Int i = 0; i < string->len; i += 1) {
+        if (!IsWhitespace(string->data[i])) break;
+        *string = Skip(*string, 1);
+        begin.len += 1;
+    }
+    return begin;
 }