documentation, examples and template updates.

.github/CONTRIBUTING.md

@@ -0,0 +1,9 @@
+# Contribution Guidelines
+
+## Quality Standard
+
+To ensure the continued stability of this package tests are required to be written or alreaady exist in order for a pull request to be merged.
+
+## Reporting issues
+
+Please open an issue or join the gitter chat [![Join the chat at https://gitter.im/go-playground/validator](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/go-playground/validator?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge) for any issues, questions or possible enhancements to the package.

.github/ISSUE_TEMPLATE.md

@@ -0,0 +1,13 @@
+### Package version eg. v8, v9: 
+
+
+
+### Issue, Question or Enhancement:
+
+
+
+### Code sample, to showcase or reproduce:
+
+```go
+
+```

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,13 @@
+Fixes Or Enhances # .
+
+**Make sure that you've checked the boxes below before you submit PR:**
+- [ ] Tests exist or have been written that cover this particular change.
+
+Change Details:
+
+- 
+- 
+- 
+
+
+@go-playground/admins

README.md

@@ -1,8 +1,8 @@
 Package validator
 ================
 <img align="right" src="https://raw.githubusercontent.com/go-playground/validator/v9/logo.png">
-[![Join the chat at https://gitter.im/bluesuncorp/validator](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/go-playground/validator?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
+[![Join the chat at https://gitter.im/go-playground/validator](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/go-playground/validator?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
-![Project status](https://img.shields.io/badge/RC1-9.0.0-yellow.svg)
+![Project status](https://img.shields.io/badge/version-9.0.0-green.svg)
 [![Build Status](https://semaphoreci.com/api/v1/projects/ec20115f-ef1b-4c7d-9393-cc76aba74eb4/530054/badge.svg)](https://semaphoreci.com/joeybloggs/validator)
 [![Coverage Status](https://coveralls.io/repos/go-playground/validator/badge.svg?branch=v9&service=github)](https://coveralls.io/github/go-playground/validator?branch=v9)
 [![Go Report Card](https://goreportcard.com/badge/github.com/go-playground/validator)](https://goreportcard.com/report/github.com/go-playground/validator)
@@ -19,6 +19,7 @@ It has the following **unique** features:
 -   Handles custom field types such as sql driver Valuer see [Valuer](https://golang.org/src/database/sql/driver/types.go?s=1210:1293#L29)
 -   Alias validation tags, which allows for mapping of several validations to a single tag for easier defining of validations on structs
 -   Extraction of custom defined Field Name e.g. can specify to extract the JSON name while validating and have it available in the resulting FieldError
+-   Default validator for the [gin](https://github.com/gin-gonic/gin) web framework; upgrading from v8 to v9 in gin see [here](https://github.com/go-playground/validator/tree/v9/examples/gin-upgrading-overriding)
 
 Installation
 ------------
@@ -27,10 +28,6 @@ Use go get.
 
 	go get gopkg.in/go-playground/validator.v9
 
-or to update
-
-	go get -u gopkg.in/go-playground/validator.v9
-
 Then import the validator package into your own code.
 
 	import "gopkg.in/go-playground/validator.v9"

examples/gin-upgrading-overriding/main.go

@@ -0,0 +1,10 @@
+package main
+
+import "github.com/gin-gonic/gin/binding"
+
+func main() {
+
+	binding.Validator = new(defaultValidator)
+
+	// regular gin logic
+}

examples/gin-upgrading-overriding/v8_to_v9.go

@@ -0,0 +1,50 @@
+package main
+
+import (
+	"reflect"
+	"sync"
+
+	"github.com/gin-gonic/gin/binding"
+	"gopkg.in/go-playground/validator.v9"
+)
+
+type defaultValidator struct {
+	once     sync.Once
+	validate *validator.Validate
+}
+
+var _ binding.StructValidator = &defaultValidator{}
+
+func (v *defaultValidator) ValidateStruct(obj interface{}) error {
+
+	if kindOfData(obj) == reflect.Struct {
+
+		v.lazyinit()
+
+		if err := v.validate.Struct(obj); err != nil {
+			return error(err)
+		}
+	}
+
+	return nil
+}
+
+func (v *defaultValidator) lazyinit() {
+	v.once.Do(func() {
+		v.validate = validator.New()
+		v.validate.SetTagName("binding")
+
+		// add any custom validations etc. here
+	})
+}
+
+func kindOfData(data interface{}) reflect.Kind {
+
+	value := reflect.ValueOf(data)
+	valueType := value.Kind()
+
+	if valueType == reflect.Ptr {
+		valueType = value.Elem().Kind()
+	}
+	return valueType
+}