Add branches attribute to github_repository

github/data_source_github_repository.go

@@ -81,6 +81,22 @@ func dataSourceGithubRepository() *schema.Resource {
 				Type:     schema.TypeBool,
 				Computed: true,
 			},
+			"branches": {
+				Type:     schema.TypeList,
+				Computed: true,
+				Elem: &schema.Resource{
+					Schema: map[string]*schema.Schema{
+						"name": {
+							Type:     schema.TypeString,
+							Computed: true,
+						},
+						"protected": {
+							Type:     schema.TypeBool,
+							Computed: true,
+						},
+					},
+				},
+			},
 			"pages": {
 				Type:     schema.TypeList,
 				Computed: true,
@@ -213,6 +229,12 @@ func dataSourceGithubRepositoryRead(d *schema.ResourceData, meta interface{}) er
 	d.Set("repo_id", repo.GetID())
 	d.Set("has_projects", repo.GetHasProjects())
 
+	branches, _, err := client.Repositories.ListBranches(context.TODO(), owner, repoName, nil)
+	if err != nil {
+		return err
+	}
+	d.Set("branches", flattenBranches(branches))
+
 	if repo.GetHasPages() {
 		pages, _, err := client.Repositories.GetPagesInfo(context.TODO(), owner, repoName)
 		if err != nil {

github/resource_github_repository.go

@@ -430,6 +430,12 @@ func resourceGithubRepositoryRead(d *schema.ResourceData, meta interface{}) erro
 	d.Set("node_id", repo.GetNodeID())
 	d.Set("repo_id", repo.GetID())
 
+	branches, _, err := client.Repositories.ListBranches(ctx, owner, repoName, nil)
+	if err != nil {
+		return err
+	}
+	d.Set("branches", flattenBranches(branches))
+
 	if repo.GetHasPages() {
 		pages, _, err := client.Repositories.GetPagesInfo(ctx, owner, repoName)
 		if err != nil {
@@ -660,3 +666,20 @@ func flattenPages(pages *github.Pages) []interface{} {
 
 	return []interface{}{pagesMap}
 }
+
+func flattenBranches(branches []*github.Branch) []interface{} {
+	if branches == nil {
+		return []interface{}{}
+	}
+
+	branchList := make([]interface{}, 0, len(branches))
+
+	for _, branch := range branches {
+		branchMap := make(map[string]interface{})
+		branchMap["name"] = branch.Name
+		branchMap["protected"] = branch.Protected
+		branchList = append(branchList, branchMap)
+	}
+
+	return branchList
+}

website/docs/d/repository.html.markdown

@@ -72,3 +72,7 @@ The following arguments are supported:
 * `node_id` - GraphQL global node id for use with v4 API
 
 * `repo_id` - GitHub ID for the repository
+
+* `branches` - The list of this repository's branches. Each element of `branches` has the following attributes:
+ * `name` - Name of the branch.
+ * `protected` - Whether the branch is protected.

website/docs/r/repository.html.markdown

@@ -149,6 +149,11 @@ The following additional attributes are exported:
  * `html_url` - The absolute URL (including scheme) of the rendered GitHub Pages site e.g. `https://username.github.io`.
  * `status` - The GitHub Pages site's build status e.g. `building` or `built`.
 
+* `branches` - The list of this repository's branches. Each element of `branches` has the following attributes:
+ * `name` - Name of the branch.
+ * `protected` - Whether the branch is protected.
+
+
 ## Import
 
 Repositories can be imported using the `name`, e.g.