Custom no var rule

custom_no_var.kt

class NoVarRule : Rule("no-var") {

    override fun visit(
        node: ASTNode,
        autoCorrect: Boolean,
        emit: (offset: Int, errorMessage: String, canBeAutoCorrected: Boolean) -> Unit
    ) {
        if (node.elementType == VAR_KEYWORD) {
            emit(node.startOffset, "😱 Unexpected var, use val instead 🏄‍", false)
        }
    }
}