Add config option to disable push to main branches

docs/Config.md

@@ -333,6 +333,9 @@ git:
   # If true, do not allow force pushes
   disableForcePushing: false
 
+  # If true, do not allow pushes to main branches
+  disableMainBranchPushing: false
+
   # See https://github.com/jesseduffield/lazygit/blob/master/docs/Config.md#predefined-commit-message-prefix
   commitPrefix:
     # pattern to match on. E.g. for 'feature/AB-123' to match on the AB-123 use "^\\w+\\/(\\w+-\\w+).*"

pkg/config/user_config.go

@@ -246,6 +246,8 @@ type GitConfig struct {
 	OverrideGpg bool `yaml:"overrideGpg"`
 	// If true, do not allow force pushes
 	DisableForcePushing bool `yaml:"disableForcePushing"`
+	// If true, do not allow pushes to main branches
+	DisableMainBranchPushing bool `yaml:"disableMainBranchPushing"`
 	// See https://github.com/jesseduffield/lazygit/blob/master/docs/Config.md#predefined-commit-message-prefix
 	CommitPrefix *CommitPrefixConfig `yaml:"commitPrefix"`
 	// See https://github.com/jesseduffield/lazygit/blob/master/docs/Config.md#predefined-commit-message-prefix
@@ -771,6 +773,7 @@ func GetDefaultConfig() *UserConfig {
 			BranchLogCmd:                 "git log --graph --color=always --abbrev-commit --decorate --date=relative --pretty=medium {{branchName}} --",
 			AllBranchesLogCmd:            "git log --graph --all --color=always --abbrev-commit --decorate --date=relative  --pretty=medium",
 			DisableForcePushing:          false,
+			DisableMainBranchPushing:     false,
 			CommitPrefixes:               map[string]CommitPrefixConfig(nil),
 			BranchPrefix:                 "",
 			ParseEmoji:                   false,

pkg/gui/controllers/sync_controller.go

@@ -87,6 +87,16 @@ func (self *SyncController) branchCheckedOut(f func(*models.Branch) error) func(
 }
 
 func (self *SyncController) push(currentBranch *models.Branch) error {
+	mainBranchPushDisabled := self.c.UserConfig().Git.DisableMainBranchPushing
+	mainBranches := self.c.UserConfig().Git.MainBranches
+	if mainBranchPushDisabled {
+		for _, branch := range mainBranches {
+			if currentBranch.Name == branch {
+				return errors.New(self.c.Tr.MainBranchPushDisabled)
+			}
+		}
+	}
+
 	// if we are behind our upstream branch we'll ask if the user wants to force push
 	if currentBranch.IsTrackingRemote() {
 		opts := pushOpts{remoteBranchStoredLocally: currentBranch.RemoteBranchStoredLocally()}

pkg/i18n/english.go

@@ -208,6 +208,7 @@ type TranslationSet struct {
 	ForcePushDisabled                     string
 	UpdatesRejected                       string
 	UpdatesRejectedAndForcePushDisabled   string
+	MainBranchPushDisabled                string
 	CheckForUpdate                        string
 	CheckingForUpdates                    string
 	UpdateAvailableTitle                  string
@@ -1190,6 +1191,7 @@ func EnglishTranslationSet() *TranslationSet {
 		ForcePushDisabled:                    "Your branch has diverged from the remote branch and you've disabled force pushing",
 		UpdatesRejected:                      "Updates were rejected. Please fetch and examine the remote changes before pushing again.",
 		UpdatesRejectedAndForcePushDisabled:  "Updates were rejected and you have disabled force pushing",
+		MainBranchPushDisabled:               "Push to main branches has been disabled",
 		CheckForUpdate:                       "Check for update",
 		CheckingForUpdates:                   "Checking for updates...",
 		UpdateAvailableTitle:                 "Update available!",

schema/config.json

@@ -620,6 +620,11 @@
           "description": "If true, do not allow force pushes",
           "default": false
         },
+        "disableMainBranchPushing": {
+          "type": "boolean",
+          "description": "If true, do not allow pushes to main branches",
+          "default": false
+        },
         "commitPrefix": {
           "properties": {
             "pattern": {