Indent every script with tabs, like the Godot editor does

popup_backdrop.gd

@@ -13,19 +13,19 @@ var _popups: Array[PopupWindow] = []
 ## Adds a backdrop to [param parent] and moves [param popups] above it. The backdrop
 ## shows while any of them is open.
 static func add_to(parent: Control, popups: Array[PopupWindow]) -> PopupBackdrop:
-    var backdrop: PopupBackdrop = PopupBackdrop.new()
-    backdrop.name = "PopupBackdrop"
-    backdrop.color = Color(0, 0, 0, 0.55)
-    backdrop.mouse_filter = Control.MOUSE_FILTER_STOP
-    backdrop._popups = popups
-    parent.add_child(backdrop)
-    backdrop.set_anchors_and_offsets_preset(Control.PRESET_FULL_RECT)
-    for popup: PopupWindow in popups:
-        parent.move_child(popup, -1)
-        popup.visibility_changed.connect(backdrop._update)
-    backdrop._update()
-    return backdrop
+	var backdrop: PopupBackdrop = PopupBackdrop.new()
+	backdrop.name = "PopupBackdrop"
+	backdrop.color = Color(0, 0, 0, 0.55)
+	backdrop.mouse_filter = Control.MOUSE_FILTER_STOP
+	backdrop._popups = popups
+	parent.add_child(backdrop)
+	backdrop.set_anchors_and_offsets_preset(Control.PRESET_FULL_RECT)
+	for popup: PopupWindow in popups:
+		parent.move_child(popup, -1)
+		popup.visibility_changed.connect(backdrop._update)
+	backdrop._update()
+	return backdrop
 
 
 func _update() -> void:
-    visible = _popups.any(func(popup: PopupWindow) -> bool: return popup.visible)
+	visible = _popups.any(func(popup: PopupWindow) -> bool: return popup.visible)