Add replace operation it is alias for PUT http method (#9)

* Add replace operation it is alias for PUT http method

* fix README.md

Makefile

@@ -58,4 +58,4 @@ gentool-options:
                 	$(PROJECT_ROOT)/options/atlas_validate.proto
 
 test: gentool-examples
-	go test ./example/examplepb
+	go test -v -cover ./example/examplepb

README.md

@@ -55,10 +55,10 @@ Field option:
 message User {
    //Field denied for create
    int64  id    = 1 [(atlas_validate.field).deny =  create];
-   // Field denied for update and required for create
-   string name  = 2 [(atlas_validate.field).deny =  update, (atlas_validate.field).require = create]; 
-   //Field denied for create and update (ReadOnly access)
-   string email = 3 [(atlas_validate.field) = {deny: [create, update]}]; 
+   // Field denied for update and required for create and replace operations
+   string name  = 2 [(atlas_validate.field).deny =  update, (atlas_validate.field) = {require: [create, replace]}]; 
+   //Field denied for create, replace and update (ReadOnly access)
+   string email = 3 [(atlas_validate.field) = {deny: [create, replace, update]}]; 
 }
 ```
 ### Generation

example/examplepb/example.proto

@@ -11,7 +11,7 @@ option go_package = "github.com/infobloxopen/protoc-gen-atlas-validate/example/e
 
 message User {
 	int32 id = 1 [(atlas_validate.field).deny = create];
-	string name = 2 [(atlas_validate.field) = {required: [create, update]}];
+	string name = 2 [(atlas_validate.field) = {required: [create, replace, update]}];
 	Profile profile = 3;
 	Address address = 4;
 	repeated Group groups = 5;
@@ -28,14 +28,14 @@ message User {
 
 message Address {
 	string country = 1;
-	string state = 2 [(atlas_validate.field) = {deny:[update, create]}];
+	string state = 2 [(atlas_validate.field) = {deny:[update, replace, create]}];
 	string city = 3;
 	string zip = 4;
 	map<string,string> tags = 10;
 }
 
 message Group {
-	int32 id = 1 [(atlas_validate.field).required = update];
+	int32 id = 1 [(atlas_validate.field) = {required:[update, replace]}];
 	string name = 2 [(atlas_validate.field).required = create];
 	string notes = 3;
 }
@@ -97,7 +97,7 @@ service Users {
 
 message Profile {
 	int32  id = 1;
-	string name = 2 [(atlas_validate.field).deny = update];
+	string name = 2 [(atlas_validate.field) = {deny: [update, replace]}];
 	string notes = 3;
 }
 

options/atlas_validate.proto

@@ -41,6 +41,9 @@ message AtlasValidateFieldOption {
 
     //Field allow only on update operation
     update = 1;
+
+    //Field allow only on replace operation
+    replace = 2;
   }
 
   repeated Operation deny = 1;