Merge pull request #2 from gin-gonic/master

merge lastet gin version

README.md

@@ -17,7 +17,6 @@ Gin is a web framework written in Go (Golang). It features a martini-like API wi
 ## Contents
 
 - [Installation](#installation)
-- [Prerequisite](#prerequisite)
 - [Quick start](#quick-start)
 - [Benchmarks](#benchmarks)
 - [Gin v1.stable](#gin-v1-stable)
@@ -584,7 +583,7 @@ func main() {
 
 To bind a request body into a type, use model binding. We currently support binding of JSON, XML, YAML and standard form values (foo=bar&boo=baz).
 
-Gin uses [**go-playground/validator.v8**](https://github.com/go-playground/validator) for validation. Check the full docs on tags usage [here](http://godoc.org/gopkg.in/go-playground/validator.v8#hdr-Baked_In_Validators_and_Tags).
+Gin uses [**go-playground/validator/v10**](https://github.com/go-playground/validator) for validation. Check the full docs on tags usage [here](https://godoc.org/github.com/go-playground/validator#hdr-Baked_In_Validators_and_Tags).
 
 Note that you need to set the corresponding binding tag on all fields you want to bind. For example, when binding from JSON, set `json:"fieldname"`.
 
@@ -704,25 +703,22 @@ package main
 
 import (
 	"net/http"
-	"reflect"
 	"time"
 
 	"github.com/gin-gonic/gin"
 	"github.com/gin-gonic/gin/binding"
-	"gopkg.in/go-playground/validator.v8"
+	"gopkg.in/go-playground/validator.v10"
 )
 
 // Booking contains binded and validated data.
 type Booking struct {
-	CheckIn  time.Time `form:"check_in" binding:"required,bookabledate" time_format:"2006-01-02"`
+	CheckIn  time.Time `form:"check_in" binding:"required" time_format:"2006-01-02"`
 	CheckOut time.Time `form:"check_out" binding:"required,gtfield=CheckIn" time_format:"2006-01-02"`
 }
 
-func bookableDate(
-	v *validator.Validate, topStruct reflect.Value, currentStructOrField reflect.Value,
-	field reflect.Value, fieldType reflect.Type, fieldKind reflect.Kind, param string,
-) bool {
-	if date, ok := field.Interface().(time.Time); ok {
+var bookableDate validator.Func = func(fl validator.FieldLevel) bool {
+	date, ok := fl.Field().Interface().(time.Time)
+	if ok {
 		today := time.Now()
 		if today.After(date) {
 			return false
@@ -756,8 +752,8 @@ func getBookable(c *gin.Context) {
 $ curl "localhost:8085/bookable?check_in=2018-04-16&check_out=2018-04-17"
 {"message":"Booking dates are valid!"}
 
-$ curl "localhost:8085/bookable?check_in=2018-03-08&check_out=2018-03-09"
-{"error":"Key: 'Booking.CheckIn' Error:Field validation for 'CheckIn' failed on the 'bookabledate' tag"}
+$ curl "localhost:8085/bookable?check_in=2018-03-10&check_out=2018-03-09"
+{"error":"Key: 'Booking.CheckOut' Error:Field validation for 'CheckOut' failed on the 'gtfield' tag"}
 ```
 
 [Struct level validations](https://github.com/go-playground/validator/releases/tag/v8.7) can also be registered this way.

tree.go

@@ -425,8 +425,35 @@ func (n *node) getValue(path string, po Params, unescape bool) (value nodeValue)
 walk: // Outer loop for walking the tree
 	for {
 		prefix := n.path
-		if len(path) > len(prefix) {
-			if path[:len(prefix)] == prefix {
+		if path == prefix {
+			// We should have reached the node containing the handle.
+			// Check if this node has a handle registered.
+			if value.handlers = n.handlers; value.handlers != nil {
+				value.fullPath = n.fullPath
+				return
+			}
+
+			if path == "/" && n.wildChild && n.nType != root {
+				value.tsr = true
+				return
+			}
+
+			// No handle found. Check if a handle for this path + a
+			// trailing slash exists for trailing slash recommendation
+			indices := n.indices
+			for i, max := 0, len(indices); i < max; i++ {
+				if indices[i] == '/' {
+					n = n.children[i]
+					value.tsr = (len(n.path) == 1 && n.handlers != nil) ||
+						(n.nType == catchAll && n.children[0].handlers != nil)
+					return
+				}
+			}
+
+			return
+		}
+
+		if len(path) > len(prefix) && path[:len(prefix)] == prefix {
 			path = path[len(prefix):]
 			// If this node does not have a wildcard (param or catchAll)
 			// child,  we can just look up the next child node and continue
@@ -500,7 +527,6 @@ walk: // Outer loop for walking the tree
 					n = n.children[0]
 					value.tsr = n.path == "/" && n.handlers != nil
 				}
-
 				return
 
 			case catchAll:
@@ -528,33 +554,6 @@ walk: // Outer loop for walking the tree
 				panic("invalid node type")
 			}
 		}
-		} else if path == prefix {
-			// We should have reached the node containing the handle.
-			// Check if this node has a handle registered.
-			if value.handlers = n.handlers; value.handlers != nil {
-				value.fullPath = n.fullPath
-				return
-			}
-
-			if path == "/" && n.wildChild && n.nType != root {
-				value.tsr = true
-				return
-			}
-
-			// No handle found. Check if a handle for this path + a
-			// trailing slash exists for trailing slash recommendation
-			indices := n.indices
-			for i, max := 0, len(indices); i < max; i++ {
-				if indices[i] == '/' {
-					n = n.children[i]
-					value.tsr = (len(n.path) == 1 && n.handlers != nil) ||
-						(n.nType == catchAll && n.children[0].handlers != nil)
-					return
-				}
-			}
-
-			return
-		}
 
 		// Nothing found. We can recommend to redirect to the same URL with an
 		// extra trailing slash if a leaf exists for that path