Fix lint issues

Author: asaskevich

numerics.go

@@ -41,7 +41,7 @@ func IsNonPositive(value float64) bool {
 	return value <= 0
 }
 
-// InRange returns true if value lies between left and right border
+// InRangeInt returns true if value lies between left and right border
 func InRangeInt(value, left, right interface{}) bool {
 	value64, _ := ToInt(value)
 	left64, _ := ToInt(left)
@@ -52,15 +52,15 @@ func InRangeInt(value, left, right interface{}) bool {
 	return value64 >= left64 && value64 <= right64
 }
 
-// InRange returns true if value lies between left and right border
+// InRangeFloat32 returns true if value lies between left and right border
 func InRangeFloat32(value, left, right float32) bool {
 	if left > right {
 		left, right = right, left
 	}
 	return value >= left && value <= right
 }
 
-// InRange returns true if value lies between left and right border
+// InRangeFloat64 returns true if value lies between left and right border
 func InRangeFloat64(value, left, right float64) bool {
 	if left > right {
 		left, right = right, left

types.go

@@ -14,8 +14,10 @@ type Validator func(str string) bool
 // The second parameter should be the context (in the case of validating a struct: the whole object being validated).
 type CustomTypeValidator func(i interface{}, o interface{}) bool
 
-// ParamValidator is a wrapper for validator functions that accepts additional parameters.
+// ParamValidator is a wrapper for validator functions that accept additional parameters.
 type ParamValidator func(str string, params ...string) bool
+
+// InterfaceParamValidator is a wrapper for functions that accept variants parameters for an interface value
 type InterfaceParamValidator func(in interface{}, params ...string) bool
 type tagOptionsMap map[string]tagOption