Tidy up unnecessary code

.gitignore

@@ -0,0 +1 @@
+.idea

LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2023, 2024 Mikolaj Gasior <m@gasior.dev>
+Copyright (c) 2023, 2024, 2025 Mikołaj Gąsior <m@gasior.dev>
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

README.md

@@ -1,17 +1,15 @@
-# structvalidator
-
-[![Go Reference](https://pkg.go.dev/badge/github.com/keenbytes/structvalidator.svg)](https://pkg.go.dev/github.com/keenbytes/structvalidator) [![Go Report Card](https://goreportcard.com/badge/github.com/keenbytes/structvalidator)](https://goreportcard.com/report/github.com/keenbytes/structvalidator)
+# struct-validator
 
 Verify the values of struct fields using tags
 
 ### Example code
 
 Use the package with the following URL:
 ```
-import "github.com/keenbytes/structvalidator"
+import "github.com/keenbytes/struct-validator"
 ```
 
-And see below code snippet:
+And see the below code snippet:
 ```
 type Test1 struct {
 	FirstName     string `validation:"req lenmin:5 lenmax:25"`
@@ -31,7 +29,7 @@ s := &Test1{
 	...
 }
 
-o := structvalidator.&ValidationOptions{
+o := validator.&ValidationOptions{
 	RestrictFields: map[string]bool{
 		"FirstName": true,
 		"LastName":  true,
@@ -40,5 +38,5 @@ o := structvalidator.&ValidationOptions{
 	...
 }
 
-isValid, fieldsWithInvalidValue := structvalidator.Validate(s, &o)
+isValid, fieldViolations, err := validator.Validate(s, &o)
 ```

consts.go

@@ -0,0 +1,17 @@
+package validator
+
+import "regexp"
+
+const (
+	FailLenMin = 2 << iota
+	FailLenMax
+	FailValMin
+	FailValMax
+	FailRegExp
+	FailEmail
+	FailReq
+	FailType
+)
+
+// pre‑compiled e‑mail regexp (RFC‑5322‑ish, good enough for most cases)
+var emailRegexp = regexp.MustCompile(`^[a-zA-Z0-9._%+\-]+@[a-zA-Z0-9.\-]+\.[a-zA-Z]{2,}$`)

go.mod

@@ -1,3 +1,3 @@
-module github.com/keenbytes/structvalidator
+module github.com/keenbytes/struct-validator
 
-go 1.22.1
+go 1.24.5