the ajv-keywords@^1.3.0 module added new keyword https://github.com/epoberezkin/ajv-keywords/blob/master/keywords/if.js#L4
Do you want to request a feature or report a bug?
maybe a bug
What is the current behavior?
console would log
keywords if/then/else require v5 option
What is the expected behavior?
no such log
Please mention other relevant information such as the browser version, Node.js version, Operating System and programming language.