Check syntax not completed for unknow reason. (xx% scanned).

Hi community, I got warning message in code editor for javascript method after line 100. "too many errors (82% scanned)" as in attachment. https://drive.google.com/file/d/1js-dY-fZEcSG4X09IBfpsNHh4xSOgKOd/view How to prevent not to show that warning and why it is showing like that. Please. guide me. Thanks in advance. Myo Thet