Convert demos to Godot 4 using regular expressions in a script

2d/bullet_shower/bullet.png.import

@@ -1,16 +1,16 @@
 [remap]
 
 importer="texture"
-type="StreamTexture"
-path="res://.import/bullet.png-ff1424653e10246c11e3724e402c519e.stex"
+type="StreamTexture2D"
+path="res://.godot/imported/bullet.png-ff1424653e10246c11e3724e402c519e.stex"
 metadata={
 "vram_texture": false
 }
 
 [deps]
 
 source_file="res://bullet.png"
-dest_files=[ "res://.import/bullet.png-ff1424653e10246c11e3724e402c519e.stex" ]
+dest_files=["res://.godot/imported/bullet.png-ff1424653e10246c11e3724e402c519e.stex"]
 
 [params]
 

2d/bullet_shower/bullets.gd

@@ -26,32 +26,32 @@ class Bullet:
 func _ready():
 	randomize()
 
-	shape = Physics2DServer.circle_shape_create()
+	shape = PhysicsServer2D.circle_shape_create()
 	# Set the collision shape's radius for each bullet in pixels.
-	Physics2DServer.shape_set_data(shape, 8)
+	PhysicsServer2D.shape_set_data(shape, 8)
 
 	for _i in BULLET_COUNT:
 		var bullet = Bullet.new()
 		# Give each bullet its own speed.
-		bullet.speed = rand_range(SPEED_MIN, SPEED_MAX)
-		bullet.body = Physics2DServer.body_create()
+		bullet.speed = randf_range(SPEED_MIN, SPEED_MAX)
+		bullet.body = PhysicsServer2D.body_create()
 
-		Physics2DServer.body_set_space(bullet.body, get_world_2d().get_space())
-		Physics2DServer.body_add_shape(bullet.body, shape)
+		PhysicsServer2D.body_set_space(bullet.body, get_world_2d().get_space())
+		PhysicsServer2D.body_add_shape(bullet.body, shape)
 		# Don't make bullets check collision with other bullets to improve performance.
 		# Their collision mask is still configured to the default value, which allows
 		# bullets to detect collisions with the player.
-		Physics2DServer.body_set_collision_layer(bullet.body, 0)
+		PhysicsServer2D.body_set_collision_layer(bullet.body, 0)
 
 		# Place bullets randomly on the viewport and move bullets outside the
 		# play area so that they fade in nicely.
 		bullet.position = Vector2(
-			rand_range(0, get_viewport_rect().size.x) + get_viewport_rect().size.x,
-			rand_range(0, get_viewport_rect().size.y)
+			randf_range(0, get_viewport_rect().size.x) + get_viewport_rect().size.x,
+			randf_range(0, get_viewport_rect().size.y)
 		)
 		var transform2d = Transform2D()
 		transform2d.origin = bullet.position
-		Physics2DServer.body_set_state(bullet.body, Physics2DServer.BODY_STATE_TRANSFORM, transform2d)
+		PhysicsServer2D.body_set_state(bullet.body, PhysicsServer2D.BODY_STATE_TRANSFORM, transform2d)
 
 		bullets.push_back(bullet)
 
@@ -73,7 +73,7 @@ func _physics_process(delta):
 
 		transform2d.origin = bullet.position
 
-		Physics2DServer.body_set_state(bullet.body, Physics2DServer.BODY_STATE_TRANSFORM, transform2d)
+		PhysicsServer2D.body_set_state(bullet.body, PhysicsServer2D.BODY_STATE_TRANSFORM, transform2d)
 
 
 # Instead of drawing each bullet individually in a script attached to each bullet,
@@ -87,7 +87,7 @@ func _draw():
 # Perform cleanup operations (required to exit without error messages in the console).
 func _exit_tree():
 	for bullet in bullets:
-		Physics2DServer.free_rid(bullet.body)
+		PhysicsServer2D.free_rid(bullet.body)
 
-	Physics2DServer.free_rid(shape)
+	PhysicsServer2D.free_rid(shape)
 	bullets.clear()

2d/bullet_shower/face_happy.png.import

@@ -1,16 +1,16 @@
 [remap]
 
 importer="texture"
-type="StreamTexture"
-path="res://.import/face_happy.png-38d387d31ec13459f749c93ce3d75d80.stex"
+type="StreamTexture2D"
+path="res://.godot/imported/face_happy.png-38d387d31ec13459f749c93ce3d75d80.stex"
 metadata={
 "vram_texture": false
 }
 
 [deps]
 
 source_file="res://face_happy.png"
-dest_files=[ "res://.import/face_happy.png-38d387d31ec13459f749c93ce3d75d80.stex" ]
+dest_files=["res://.godot/imported/face_happy.png-38d387d31ec13459f749c93ce3d75d80.stex"]
 
 [params]
 

2d/bullet_shower/face_sad.png.import

@@ -1,16 +1,16 @@
 [remap]
 
 importer="texture"
-type="StreamTexture"
-path="res://.import/face_sad.png-0ac7165eab24f595aba17a746a66c550.stex"
+type="StreamTexture2D"
+path="res://.godot/imported/face_sad.png-0ac7165eab24f595aba17a746a66c550.stex"
 metadata={
 "vram_texture": false
 }
 
 [deps]
 
 source_file="res://face_sad.png"
-dest_files=[ "res://.import/face_sad.png-0ac7165eab24f595aba17a746a66c550.stex" ]
+dest_files=["res://.godot/imported/face_sad.png-0ac7165eab24f595aba17a746a66c550.stex"]
 
 [params]
 

2d/bullet_shower/icon.png.import

@@ -1,16 +1,16 @@
 [remap]
 
 importer="texture"
-type="StreamTexture"
-path="res://.import/icon.png-487276ed1e3a0c39cad0279d744ee560.stex"
+type="StreamTexture2D"
+path="res://.godot/imported/icon.png-487276ed1e3a0c39cad0279d744ee560.stex"
 metadata={
 "vram_texture": false
 }
 
 [deps]
 
 source_file="res://icon.png"
-dest_files=[ "res://.import/icon.png-487276ed1e3a0c39cad0279d744ee560.stex" ]
+dest_files=["res://.godot/imported/icon.png-487276ed1e3a0c39cad0279d744ee560.stex"]
 
 [params]
 

2d/bullet_shower/player.gd

@@ -7,7 +7,7 @@ extends Node2D
 # The number of bullets currently touched by the player.
 var touching = 0
 
-onready var sprite = $AnimatedSprite
+@onready var sprite = $AnimatedSprite2D
 
 
 func _ready():

2d/bullet_shower/project.godot

@@ -8,7 +8,7 @@
 
 config_version=4
 
-_global_script_classes=[  ]
+_global_script_classes=[]
 _global_script_class_icons={
 }
 
@@ -37,4 +37,4 @@ quality/intended_usage/framebuffer_allocation=0
 quality/intended_usage/framebuffer_allocation.mobile=0
 vram_compression/import_etc=true
 vram_compression/import_etc2=false
-environment/default_clear_color=Color( 0.133333, 0.133333, 0.2, 1 )
+environment/default_clear_color=Color(0.133333, 0.133333, 0.2, 1)

2d/bullet_shower/shower.tscn

@@ -1,17 +1,17 @@
 [gd_scene load_steps=7 format=2]
 
 [ext_resource path="res://bullets.gd" type="Script" id=2]
-[ext_resource path="res://face_happy.png" type="Texture" id=3]
-[ext_resource path="res://face_sad.png" type="Texture" id=4]
+[ext_resource path="res://face_happy.png" type="Texture2D" id=3]
+[ext_resource path="res://face_sad.png" type="Texture2D" id=4]
 [ext_resource path="res://player.gd" type="Script" id=5]
 
 [sub_resource type="SpriteFrames" id=1]
-animations = [ {
-"frames": [ ExtResource( 3 ), ExtResource( 4 ) ],
+animations = [{
+"frames": [ExtResource( 3 ), ExtResource( 4 )],
 "loop": true,
 "name": "default",
 "speed": 5.0
-} ]
+}]
 
 [sub_resource type="CircleShape2D" id=2]
 radius = 27.0
@@ -24,7 +24,7 @@ script = ExtResource( 2 )
 [node name="Player" type="Area2D" parent="."]
 script = ExtResource( 5 )
 
-[node name="AnimatedSprite" type="AnimatedSprite" parent="Player"]
+[node name="AnimatedSprite2D" type="AnimatedSprite2D" parent="Player"]
 frames = SubResource( 1 )
 
 [node name="CollisionShape2D" type="CollisionShape2D" parent="Player"]

2d/dodge_the_creeps/HUD.gd

@@ -10,10 +10,10 @@ func show_message(text):
 
 func show_game_over():
 	show_message("Game Over")
-	yield($MessageTimer, "timeout")
+	await $MessageTimer.timeout
 	$MessageLabel.text = "Dodge the\nCreeps"
 	$MessageLabel.show()
-	yield(get_tree().create_timer(1), "timeout")
+	await get_tree().create_timer(1).timeout
 	$StartButton.show()
 
 

2d/dodge_the_creeps/HUD.tscn

@@ -1,28 +1,28 @@
 [gd_scene load_steps=7 format=2]
 
 [ext_resource path="res://HUD.gd" type="Script" id=1]
-[ext_resource path="res://fonts/Xolonium-Regular.ttf" type="DynamicFontData" id=2]
+[ext_resource path="res://fonts/Xolonium-Regular.ttf" type="FontData" id=2]
 
-[sub_resource type="DynamicFont" id=1]
+[sub_resource type="Font" id=1]
 size = 64
 font_data = ExtResource( 2 )
 
-[sub_resource type="DynamicFont" id=2]
+[sub_resource type="Font" id=2]
 size = 64
 font_data = ExtResource( 2 )
 
 [sub_resource type="InputEventAction" id=3]
 action = "start_game"
 
-[sub_resource type="ShortCut" id=4]
+[sub_resource type="Shortcut" id=4]
 shortcut = SubResource( 3 )
 
 [node name="HUD" type="CanvasLayer"]
 script = ExtResource( 1 )
 
 [node name="ScoreLabel" type="Label" parent="."]
 anchor_right = 1.0
-margin_bottom = 78.0
+offset_bottom = 78.0
 custom_fonts/font = SubResource( 1 )
 text = "0"
 align = 1
@@ -31,8 +31,8 @@ align = 1
 anchor_top = 0.5
 anchor_right = 1.0
 anchor_bottom = 0.5
-margin_top = -79.5
-margin_bottom = 79.5
+offset_top = -79.5
+offset_bottom = 79.5
 custom_fonts/font = SubResource( 1 )
 text = "Dodge the
 Creeps"
@@ -43,10 +43,10 @@ anchor_left = 0.5
 anchor_top = 1.0
 anchor_right = 0.5
 anchor_bottom = 1.0
-margin_left = -90.0
-margin_top = -200.0
-margin_right = 90.0
-margin_bottom = -100.0
+offset_left = -90.0
+offset_top = -200.0
+offset_right = 90.0
+offset_bottom = -100.0
 custom_fonts/font = SubResource( 2 )
 shortcut = SubResource( 4 )
 text = "Start"

2d/dodge_the_creeps/Main.gd

@@ -1,6 +1,6 @@
 extends Node
 
-export(PackedScene) var mob_scene
+@export var mob_scene: PackedScene
 var score
 
 func _ready():
@@ -27,10 +27,10 @@ func new_game():
 
 func _on_MobTimer_timeout():
 	# Create a new instance of the Mob scene.
-	var mob = mob_scene.instance()
+	var mob = mob_scene.instantiate()
 
 	# Choose a random location on Path2D.
-	var mob_spawn_location = get_node("MobPath/MobSpawnLocation")
+	var mob_spawn_location = get_node(^"MobPath/MobSpawnLocation")
 	mob_spawn_location.offset = randi()
 
 	# Set the mob's direction perpendicular to the path direction.
@@ -40,11 +40,11 @@ func _on_MobTimer_timeout():
 	mob.position = mob_spawn_location.position
 
 	# Add some randomness to the direction.
-	direction += rand_range(-PI / 4, PI / 4)
+	direction += randf_range(-PI / 4, PI / 4)
 	mob.rotation = direction
 
 	# Choose the velocity for the mob.
-	var velocity = Vector2(rand_range(150.0, 250.0), 0.0)
+	var velocity = Vector2(randf_range(150.0, 250.0), 0.0)
 	mob.linear_velocity = velocity.rotated(direction)
 
 	# Spawn the mob by adding it to the Main scene.

2d/dodge_the_creeps/Main.tscn

@@ -9,7 +9,7 @@
 
 [sub_resource type="Curve2D" id=1]
 _data = {
-"points": PoolVector2Array( 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 480, 0, 0, 0, 0, 0, 480, 720, 0, 0, 0, 0, 0, 720, 0, 0, 0, 0, 0, 0 )
+"points": PackedVector2Array(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 480, 0, 0, 0, 0, 0, 480, 720, 0, 0, 0, 0, 0, 720, 0, 0, 0, 0, 0, 0)
 }
 
 [node name="Main" type="Node"]
@@ -19,7 +19,7 @@ mob_scene = ExtResource( 2 )
 [node name="ColorRect" type="ColorRect" parent="."]
 anchor_right = 1.0
 anchor_bottom = 1.0
-color = Color( 0.219608, 0.372549, 0.380392, 1 )
+color = Color(0.219608, 0.372549, 0.380392, 1)
 __meta__ = {
 "_edit_use_anchors_": false
 }
@@ -36,7 +36,7 @@ wait_time = 2.0
 one_shot = true
 
 [node name="StartPosition" type="Position2D" parent="."]
-position = Vector2( 240, 450 )
+position = Vector2(240, 450)
 
 [node name="MobPath" type="Path2D" parent="."]
 curve = SubResource( 1 )

2d/dodge_the_creeps/Mob.gd

@@ -1,9 +1,9 @@
 extends RigidBody2D
 
 func _ready():
-	$AnimatedSprite.playing = true
-	var mob_types = $AnimatedSprite.frames.get_animation_names()
-	$AnimatedSprite.animation = mob_types[randi() % mob_types.size()]
+	$AnimatedSprite2D.playing = true
+	var mob_types = $AnimatedSprite2D.frames.get_animation_names()
+	$AnimatedSprite2D.animation = mob_types[randi() % mob_types.size()]
 
 
 func _on_VisibilityNotifier2D_screen_exited():