add an option to include JSON loader in v2ray binary.

main/distro/all/all.go

@@ -47,8 +47,11 @@ import (
 	_ "v2ray.com/core/transport/internet/headers/utp"
 	_ "v2ray.com/core/transport/internet/headers/wechat"
 
-	// JSON config format
+	// JSON config support. Choose only one from the two below.
+	// The following line loads JSON from v2ctl
 	_ "v2ray.com/core/main/json"
+	// The following line loads JSON internally
+	// _ "v2ray.com/core/main/jsonem"
 
 	// Load config from file or http(s)
 	_ "v2ray.com/core/main/confloader/external"

main/jsonem/jsonem.go

@@ -0,0 +1,15 @@
+package jsonem
+
+import (
+	"v2ray.com/core"
+	"v2ray.com/core/common"
+	"v2ray.com/ext/tools/conf/serial"
+)
+
+func init() {
+	common.Must(core.RegisterConfigLoader(&core.ConfigFormat{
+		Name:      "JSON",
+		Extension: []string{"json"},
+		Loader:    serial.LoadJSONConfig,
+	}))
+}