Why you should care
This code insight will trigger when var is used instead of const or let.
How we detect
var color = "blue"; var size = 4;
const color = "blue"; let size = 4;
About CAST and Highlight’s Code Insights
Over the last 25 years, CAST has leveraged unique knowledge on software quality measurement by analyzing thousands of applications and billions of lines of code. Based on this experience and community standards on programming best practices, Highlight implements hundreds of code insights across 15+ technologies to calculate health factors of a software.