Don't include PureJSON in Go 1.6 and lower

README.md

@@ -814,7 +814,8 @@ func main() {
 
 #### PureJSON
 
-Normally, JSON replaces special HTML characters with their unicode entities, e.g. `<` becomes  `\u003c`. If you want to encode such characters literally, you can use PureJSON instead. 
+Normally, JSON replaces special HTML characters with their unicode entities, e.g. `<` becomes  `\u003c`. If you want to encode such characters literally, you can use PureJSON instead.
+This feature is unavailable in Go 1.6 and lower.
 
 ```go
 func main() {

context.go

@@ -679,12 +679,6 @@ func (c *Context) JSON(code int, obj interface{}) {
 	c.Render(code, render.JSON{Data: obj})
 }
 
-// PureJSON serializes the given struct as JSON into the response body.
-// PureJSON, unlike JSON, does not replace special html characters with their unicode entities.
-func (c *Context) PureJSON(code int, obj interface{}) {
-	c.Render(code, render.PureJSON{Data: obj})
-}
-
 // XML serializes the given struct as XML into the response body.
 // It also sets the Content-Type as "application/xml".
 func (c *Context) XML(code int, obj interface{}) {

context_17.go

@@ -0,0 +1,31 @@
+// Copyright 2014 Manu Martinez-Almeida.  All rights reserved.
+// Use of this source code is governed by a MIT style
+// license that can be found in the LICENSE file.
+
+// +build go1.7
+
+package gin
+
+import (
+	"errors"
+	"io"
+	"io/ioutil"
+	"math"
+	"mime/multipart"
+	"net"
+	"net/http"
+	"net/url"
+	"os"
+	"strings"
+	"time"
+
+	"github.com/gin-contrib/sse"
+	"github.com/gin-gonic/gin/binding"
+	"github.com/gin-gonic/gin/render"
+)
+
+// PureJSON serializes the given struct as JSON into the response body.
+// PureJSON, unlike JSON, does not replace special html characters with their unicode entities.
+func (c *Context) PureJSON(code int, obj interface{}) {
+	c.Render(code, render.PureJSON{Data: obj})
+}

context_17_test.go

@@ -0,0 +1,37 @@
+// Copyright 2014 Manu Martinez-Almeida.  All rights reserved.
+// Use of this source code is governed by a MIT style
+// license that can be found in the LICENSE file.
+
+// +build go1.7
+
+package gin
+
+import (
+	"bytes"
+	"errors"
+	"fmt"
+	"html/template"
+	"mime/multipart"
+	"net/http"
+	"net/http/httptest"
+	"reflect"
+	"strings"
+	"testing"
+	"time"
+
+	"github.com/gin-contrib/sse"
+	"github.com/stretchr/testify/assert"
+	"golang.org/x/net/context"
+)
+
+// Tests that the response is serialized as JSON
+// and Content-Type is set to application/json
+// and special HTML characters are preserved
+func TestContextRenderPureJSON(t *testing.T) {
+	w := httptest.NewRecorder()
+	c, _ := CreateTestContext(w)
+	c.PureJSON(201, H{"foo": "bar", "html": "<b>"})
+	assert.Equal(t, 201, w.Code)
+	assert.Equal(t, "{\"foo\":\"bar\",\"html\":\"<b>\"}\n", w.Body.String())
+	assert.Equal(t, "application/json; charset=utf-8", w.HeaderMap.Get("Content-Type"))
+}

context_test.go

@@ -585,18 +585,6 @@ func TestContextRenderJSON(t *testing.T) {
 	assert.Equal(t, "application/json; charset=utf-8", w.HeaderMap.Get("Content-Type"))
 }
 
-// Tests that the response is serialized as JSON
-// and Content-Type is set to application/json
-// and special HTML characters are preserved
-func TestContextRenderPureJSON(t *testing.T) {
-	w := httptest.NewRecorder()
-	c, _ := CreateTestContext(w)
-	c.PureJSON(201, H{"foo": "bar", "html": "<b>"})
-	assert.Equal(t, 201, w.Code)
-	assert.Equal(t, "{\"foo\":\"bar\",\"html\":\"<b>\"}\n", w.Body.String())
-	assert.Equal(t, "application/json; charset=utf-8", w.HeaderMap.Get("Content-Type"))
-}
-
 // Tests that no JSON is rendered if code is 204
 func TestContextRenderNoContentJSON(t *testing.T) {
 	w := httptest.NewRecorder()

render/json.go

@@ -15,10 +15,6 @@ type JSON struct {
 	Data interface{}
 }
 
-type PureJSON struct {
-	Data interface{}
-}
-
 type IndentedJSON struct {
 	Data interface{}
 }
@@ -53,17 +49,6 @@ func WriteJSON(w http.ResponseWriter, obj interface{}) error {
 	return nil
 }
 
-func (r PureJSON) Render(w http.ResponseWriter) error {
-	r.WriteContentType(w)
-	encoder := json.NewEncoder(w)
-	encoder.SetEscapeHTML(false)
-	return encoder.Encode(r.Data)
-}
-
-func (r PureJSON) WriteContentType(w http.ResponseWriter) {
-	writeContentType(w, jsonContentType)
-}
-
 func (r IndentedJSON) Render(w http.ResponseWriter) error {
 	r.WriteContentType(w)
 	jsonBytes, err := json.MarshalIndent(r.Data, "", "    ")

render/json_17.go

@@ -0,0 +1,29 @@
+// Copyright 2014 Manu Martinez-Almeida.  All rights reserved.
+// Use of this source code is governed by a MIT style
+// license that can be found in the LICENSE file.
+
+// +build go1.7
+
+package render
+
+import (
+	"bytes"
+	"net/http"
+
+	"github.com/gin-gonic/gin/json"
+)
+
+type PureJSON struct {
+	Data interface{}
+}
+
+func (r PureJSON) Render(w http.ResponseWriter) error {
+	r.WriteContentType(w)
+	encoder := json.NewEncoder(w)
+	encoder.SetEscapeHTML(false)
+	return encoder.Encode(r.Data)
+}
+
+func (r PureJSON) WriteContentType(w http.ResponseWriter) {
+	writeContentType(w, jsonContentType)
+}

render/render_17_test.go

@@ -0,0 +1,30 @@
+// Copyright 2014 Manu Martinez-Almeida.  All rights reserved.
+// Use of this source code is governed by a MIT style
+// license that can be found in the LICENSE file.
+
+// +build go1.7
+
+package render
+
+import (
+	"bytes"
+	"encoding/xml"
+	"html/template"
+	"net/http/httptest"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/ugorji/go/codec"
+)
+
+func TestRenderPureJSON(t *testing.T) {
+	w := httptest.NewRecorder()
+	data := map[string]interface{}{
+		"foo":  "bar",
+		"html": "<b>",
+	}
+	err := (PureJSON{data}).Render(w)
+	assert.NoError(t, err)
+	assert.Equal(t, "{\"foo\":\"bar\",\"html\":\"<b>\"}\n", w.Body.String())
+	assert.Equal(t, "application/json; charset=utf-8", w.Header().Get("Content-Type"))
+}

render/render_test.go

@@ -57,18 +57,6 @@ func TestRenderJSON(t *testing.T) {
 	assert.Equal(t, "application/json; charset=utf-8", w.Header().Get("Content-Type"))
 }
 
-func TestRenderPureJSON(t *testing.T) {
-	w := httptest.NewRecorder()
-	data := map[string]interface{}{
-		"foo":  "bar",
-		"html": "<b>",
-	}
-	err := (PureJSON{data}).Render(w)
-	assert.NoError(t, err)
-	assert.Equal(t, "{\"foo\":\"bar\",\"html\":\"<b>\"}\n", w.Body.String())
-	assert.Equal(t, "application/json; charset=utf-8", w.Header().Get("Content-Type"))
-}
-
 func TestRenderIndentedJSON(t *testing.T) {
 	w := httptest.NewRecorder()
 	data := map[string]interface{}{