opt add-json-iterator-with-build-tags

.travis.yml

@@ -12,4 +12,4 @@ script:
   - go get -d -t ./...
   - go test ./...
   - >
-    goimports -d -e ./ | grep '.*' && { echo; echo "Aborting due to non-empty goimports output."; exit 1; } || :
+    goimports -d -e $(find ./* -type f -name '*.go' | grep -v 'jsoniter') | grep '.*' && { echo; echo "Aborting due to non-empty goimports output."; exit 1; } || :

README.md

@@ -22,3 +22,10 @@ example which uses the latest chi/render sub-pkg.
 
 All feedback is welcome, thank you!
 
+## Build with [jsoniter](https://github.com/json-iterator/go)
+
+The `render` package use `encoding/json` as default json package but you can change to [jsoniter](https://github.com/json-iterator/go) by build from other tags.
+
+```sh
+$ go build -tags=jsoniter .
+```

decoder.go

@@ -1,12 +1,13 @@
 package render
 
 import (
-	"encoding/json"
 	"encoding/xml"
 	"errors"
 	"io"
 	"io/ioutil"
 	"net/http"
+
+	"github.com/go-chi/render/json"
 )
 
 // Decode is a package-level variable set to our default Decoder. We do this

json/json.go

@@ -0,0 +1,11 @@
+// +build !jsoniter
+
+package json
+
+import "encoding/json"
+
+var (
+	Marshal    = json.Marshal
+	NewDecoder = json.NewDecoder
+	NewEncoder = json.NewEncoder
+)

json/jsoniter.go

@@ -0,0 +1,12 @@
+// +build jsoniter
+
+package json
+
+import "github.com/json-iterator/go"
+
+var (
+	json       = jsoniter.ConfigCompatibleWithStandardLibrary
+	Marshal    = json.Marshal
+	NewDecoder = json.NewDecoder
+	NewEncoder = json.NewEncoder
+)

responder.go

@@ -3,11 +3,12 @@ package render
 import (
 	"bytes"
 	"context"
-	"encoding/json"
 	"encoding/xml"
 	"fmt"
 	"net/http"
 	"reflect"
+
+	"github.com/go-chi/render/json"
 )
 
 // M is a convenience alias for quickly building a map structure that is going