fix!: remove support for string list in branches variable

Author: mariux

README.md

@@ -424,9 +424,8 @@ This is due to some terraform limitation and we will update the module once terr
 
 - [**`branches`**](#var-branches): *(Optional `list(branch)`)*<a name="var-branches"></a>
 
-  Can also be type `list(string)`. Create and manage branches within your repository.
+  Create and manage branches within your repository.
   Additional constraints can be applied to ensure your branch is created from another branch or commit.
-  Every `string` in the list will be converted internally into the `object` representation with the `name` argument being set to the `string`. `object` details are explained below.
 
   Default is `[]`.
 
@@ -892,7 +891,7 @@ The following attributes are exported by the module:
 ### Terraform Github Provider Documentation
 
 - https://registry.terraform.io/providers/integrations/github/latest/docs/resources/repository
-- https://registry.terraform.io/providers/integrations/github/latest/docs/resources/branch 
+- https://registry.terraform.io/providers/integrations/github/latest/docs/resources/branch
 - https://registry.terraform.io/providers/integrations/github/latest/docs/resources/repository_collaborator
 - https://registry.terraform.io/providers/integrations/github/latest/docs/resources/repository_deploy_key
 - https://registry.terraform.io/providers/integrations/github/latest/docs/resources/repository_project

README.tfdoc.hcl

@@ -539,9 +539,8 @@ section {
           type        = list(branch)
           default     = []
           description = <<-END
-            Can also be type `list(string)`. Create and manage branches within your repository.
+            Create and manage branches within your repository.
             Additional constraints can be applied to ensure your branch is created from another branch or commit.
-            Every `string` in the list will be converted internally into the `object` representation with the `name` argument being set to the `string`. `object` details are explained below.
           END
 
           attribute "name" {
@@ -563,7 +562,7 @@ section {
             type        = bool
             default     = true
             description = <<-END
-             The commit hash to start from. Defaults to the tip of `source_branch`. If provided, `source_branch` is ignored.
+              The commit hash to start from. Defaults to the tip of `source_branch`. If provided, `source_branch` is ignored.
             END
           }
         }
@@ -1187,7 +1186,7 @@ section {
       title   = "Terraform Github Provider Documentation"
       content = <<-END
         - https://registry.terraform.io/providers/integrations/github/latest/docs/resources/repository
-        - https://registry.terraform.io/providers/integrations/github/latest/docs/resources/branch 
+        - https://registry.terraform.io/providers/integrations/github/latest/docs/resources/branch
         - https://registry.terraform.io/providers/integrations/github/latest/docs/resources/repository_collaborator
         - https://registry.terraform.io/providers/integrations/github/latest/docs/resources/repository_deploy_key
         - https://registry.terraform.io/providers/integrations/github/latest/docs/resources/repository_project

main.tf

@@ -150,20 +150,14 @@ resource "github_repository" "repository" {
 # ---------------------------------------------------------------------------------------------------------------------
 
 locals {
-  branches_temp = [
-    for b in var.branches : try({ name = tostring(b) }, b)
-  ]
-
-  branches = {
-    for b in local.branches_temp : b.name => b
-  }
+  branches_map = { for b in var.branches : b.name => b }
 }
 
 resource "github_branch" "branch" {
-  for_each = local.branches
+  for_each = local.branches_map
 
   repository    = github_repository.repository.name
-  branch        = each.value.name
+  branch        = each.key
   source_branch = try(each.value.source_branch, null)
   source_sha    = try(each.value.source_sha, null)
 }
@@ -195,7 +189,8 @@ resource "github_branch_protection_v3" "branch_protection" {
   depends_on = [
     github_repository_collaborator.collaborator,
     github_team_repository.team_repository,
-    github_team_repository.team_repository_by_slug
+    github_team_repository.team_repository_by_slug,
+    github_branch.branch,
   ]
 
   repository                      = github_repository.repository.name

test/unit-complete/main.tf

@@ -112,7 +112,7 @@ module "repository" {
       }
     },
     {
-      branch                 = github_branch.development.branch
+      branch                 = "develop"
       enforce_admins         = true
       require_signed_commits = true
     }
@@ -134,11 +134,6 @@ module "repository" {
   autolink_references = var.autolink_references
 }
 
-resource "github_branch" "development" {
-  repository = module.repository.repository.name
-  branch     = "development"
-}
-
 # ---------------------------------------------------------------------------------------------------------------------
 # TEST B
 # We are creating a repository using some defaults defined in
@@ -154,8 +149,7 @@ module "repository-with-defaults" {
   default_branch = "development"
 
   branches = [
-    "development",
-    "prod",
+    { name = "development" },
   ]
 }