Updating golanglint

pkg/yqlib/expression_parser.go

@@ -50,14 +50,15 @@ func (p *expressionParserImpl) createExpressionTree(postFixPath []*Operation) (*
 		log.Debugf("pathTree %v ", Operation.toString())
 		if Operation.OperationType.NumArgs > 0 {
 			numArgs := Operation.OperationType.NumArgs
-			if numArgs == 1 {
+			switch numArgs {
+			case 1:
 				if len(stack) < 1 {
 					return nil, fmt.Errorf("'%v' expects 1 arg but received none", strings.TrimSpace(Operation.StringValue))
 				}
 				remaining, rhs := stack[:len(stack)-1], stack[len(stack)-1]
 				newNode.RHS = rhs
 				stack = remaining
-			} else if numArgs == 2 {
+			case 2:
 				if len(stack) < 2 {
 					return nil, fmt.Errorf("'%v' expects 2 args but there is %v", strings.TrimSpace(Operation.StringValue), len(stack))
 				}