Add prevent_self_review parameter to the github_repository_environmen…

…t resource

github/resource_github_repository_environment.go

@@ -33,6 +33,11 @@ func resourceGithubRepositoryEnvironment() *schema.Resource {
 				ForceNew:    true,
 				Description: "The name of the environment.",
 			},
+			"prevent_self_review": {
+				Type:        schema.TypeBool,
+				Optional:    true,
+				Description: "Prevent users from approving workflows runs that they triggered.",
+			},
 			"wait_timer": {
 				Type:         schema.TypeInt,
 				Optional:     true,
@@ -162,6 +167,8 @@ func resourceGithubRepositoryEnvironmentRead(d *schema.ResourceData, meta interf
 					"users": users,
 				},
 			})
+
+			d.Set("prevent_self_review", pr.PreventSelfReview)
 		}
 	}
 
@@ -223,6 +230,10 @@ func createUpdateEnvironmentData(d *schema.ResourceData, meta interface{}) githu
 		data.WaitTimer = github.Int(v.(int))
 	}
 
+	if v, ok := d.GetOkExists("prevent_self_review"); ok {
+		data.PreventSelfReview = github.Bool(v.(bool))
+	}
+
 	if v, ok := d.GetOk("reviewers"); ok {
 		envReviewers := make([]*github.EnvReviewers, 0)
 

github/resource_github_repository_environment_test.go

@@ -25,9 +25,10 @@ func TestAccGithubRepositoryEnvironment(t *testing.T) {
 			}
 
 			resource "github_repository_environment" "test" {
-				repository 	= github_repository.test.name
-				environment	= "environment/test"
-				wait_timer	= 10000
+				repository 	    = github_repository.test.name
+				environment	    = "environment/test"
+				wait_timer	    = 10000
+                                prevent_self_review = true
 				reviewers {
 					users = [data.github_user.current.id]
 				}

website/docs/r/repository_environment.html.markdown

@@ -17,18 +17,19 @@ data "github_user" "current" {
 }
 
 resource "github_repository" "example" {
-  name         = "A Repository Project"
-  description  = "My awesome codebase"
+  name        = "A Repository Project"
+  description = "My awesome codebase"
 }
 
 resource "github_repository_environment" "example" {
-  environment  = "example"
-  repository   = github_repository.example.name
+  environment         = "example"
+  repository          = github_repository.example.name
+  prevent_self_review = true
   reviewers {
     users = [data.github_user.current.id]
   }
   deployment_branch_policy {
-    protected_branches 		 = true
+    protected_branches     = true
     custom_branch_policies = false
   }
 }
@@ -44,6 +45,8 @@ The following arguments are supported:
 
 * `wait_timer` - (Optional) Amount of time to delay a job after the job is initially triggered.
 
+* `prevent_self_review` - (Optional) Whether or not a user who created the job is prevented from approving their own job. Defaults to `false`.
+
 ### Reviewers
 
 The `reviewers` block supports the following: