Fixed linter errors.

hash.go

@@ -2,13 +2,13 @@ package hide
 
 var hash Hash
 
-// Interface used to marshal/unmarshal hide.ID to/from JSON.
+// Hash is used to marshal/unmarshal hide.ID to/from JSON.
 type Hash interface {
 	Encode(ID) ([]byte, error)
 	Decode([]byte) (ID, error)
 }
 
-// Sets the hide.Hash used to marshal/unmarshal hide.ID to/from JSON.
+// UseHash sets the hide.Hash used to marshal/unmarshal hide.ID to/from JSON.
 // hide.HashID is used by default.
 func UseHash(hasher Hash) {
 	hash = hasher

hashid.go

@@ -11,14 +11,14 @@ type HashID struct {
 	MinLength int
 }
 
-// Creates a new HashID with given salt and minimum hash length.
+// NewHashID creates a new HashID with given salt and minimum hash length.
 func NewHashID(salt string, minlen int) *HashID {
 	return &HashID{salt, minlen}
 }
 
 // Encode implements the hide.Hash interface.
-func (this *HashID) Encode(id ID) ([]byte, error) {
-	hash, err := this.newHash()
+func (hasher *HashID) Encode(id ID) ([]byte, error) {
+	hash, err := hasher.newHash()
 
 	if err != nil {
 		return nil, err
@@ -34,12 +34,12 @@ func (this *HashID) Encode(id ID) ([]byte, error) {
 }
 
 // Decode implements the hide.Hash interface.
-func (this *HashID) Decode(data []byte) (ID, error) {
+func (hasher *HashID) Decode(data []byte) (ID, error) {
 	if len(data) == 0 {
 		return 0, nil
 	}
 
-	hash, err := this.newHash()
+	hash, err := hasher.newHash()
 
 	if err != nil {
 		return 0, err
@@ -59,10 +59,10 @@ func (this *HashID) Decode(data []byte) (ID, error) {
 }
 
 // Creates a new hashids.HashID object to encode/decode IDs.
-func (this *HashID) newHash() (*hashids.HashID, error) {
+func (hasher *HashID) newHash() (*hashids.HashID, error) {
 	config := hashids.NewData()
-	config.Salt = this.Salt
-	config.MinLength = this.MinLength
+	config.Salt = hasher.Salt
+	config.MinLength = hasher.MinLength
 	hash, err := hashids.NewWithData(config)
 
 	if err != nil {

id.go

@@ -13,9 +13,9 @@ import (
 type ID int64
 
 // Scan implements the Scanner interface.
-func (this *ID) Scan(value interface{}) error {
+func (hideid *ID) Scan(value interface{}) error {
 	if value == nil {
-		*this = 0
+		*hideid = 0
 		return nil
 	}
 
@@ -25,26 +25,26 @@ func (this *ID) Scan(value interface{}) error {
 		return errors.New("unexpected type")
 	}
 
-	*this = ID(id)
+	*hideid = ID(id)
 	return nil
 }
 
 // Value implements the driver Valuer interface.
-func (this ID) Value() (driver.Value, error) {
-	if this == 0 {
+func (hideid ID) Value() (driver.Value, error) {
+	if hideid == 0 {
 		return nil, nil
 	}
 
-	return int64(this), nil
+	return int64(hideid), nil
 }
 
 // MarshalJSON implements the encoding json interface.
-func (this ID) MarshalJSON() ([]byte, error) {
-	if this == 0 {
+func (hideid ID) MarshalJSON() ([]byte, error) {
+	if hideid == 0 {
 		return json.Marshal(nil)
 	}
 
-	result, err := hash.Encode(this)
+	result, err := hash.Encode(hideid)
 
 	if err != nil {
 		return nil, err
@@ -54,10 +54,10 @@ func (this ID) MarshalJSON() ([]byte, error) {
 }
 
 // UnmarshalJSON implements the encoding json interface.
-func (this *ID) UnmarshalJSON(data []byte) error {
+func (hideid *ID) UnmarshalJSON(data []byte) error {
 	// convert null to 0
 	if strings.TrimSpace(string(data)) == "null" {
-		*this = 0
+		*hideid = 0
 		return nil
 	}
 
@@ -72,6 +72,6 @@ func (this *ID) UnmarshalJSON(data []byte) error {
 		return err
 	}
 
-	*this = ID(result)
+	*hideid = ID(result)
 	return nil
 }

util.go

@@ -1,11 +1,11 @@
 package hide
 
-// Returns a new ID from given hash by using the hasher or an error if it couldn't decode the hash.
+// FromString returns a new ID from given hash by using the hasher or an error if it couldn't decode the hash.
 func FromString(id string) (ID, error) {
 	return hash.Decode([]byte(id))
 }
 
-// Returns a new hash from given ID by using the hasher or an error if it couldn't encode the ID.
+// ToString returns a new hash from given ID by using the hasher or an error if it couldn't encode the ID.
 // If ID is 0, "null" will be returned.
 func ToString(id ID) (string, error) {
 	if id == 0 {