Add linter and formatter

menu/main_menu.gd

@@ -1,19 +1,26 @@
 extends Panel
 
+
 func _ready() -> void:
+	# gdlint: ignore=max-line-length
 	$MarginContainer/VSplitContainer/VSplitContainer/CenterContainer/VBoxContainer/StartButton.grab_focus()
 
+
 func _on_StartButton_pressed() -> void:
 	get_tree().change_scene("res://menu/start_menu.tscn")
 
+
 func _on_ExitButton_pressed() -> void:
 	get_tree().quit()
 
+
 func _on_SettingsButton_pressed() -> void:
 	get_tree().change_scene("res://menu/settings_menu.tscn")
 
+
 func _on_AboutButton_pressed() -> void:
 	get_tree().change_scene("res://menu/about.tscn")
 
+
 func _on_GodotButton_pressed() -> void:
 	OS.shell_open("https://godotengine.org")

menu/settings_menu.gd

@@ -4,15 +4,24 @@ onready var master_bus := AudioServer.get_bus_index("Master")
 onready var sound_bus := AudioServer.get_bus_index("Sound")
 onready var music_bus := AudioServer.get_bus_index("Music")
 
+# gdlint: ignore=max-line-length
 onready var master_slider: HSlider = $MarginContainer/VSplitContainer/CenterContainer/VBoxContainer/MasterSlider
+# gdlint: ignore=max-line-length
 onready var sound_slider: HSlider = $MarginContainer/VSplitContainer/CenterContainer/VBoxContainer/SoundEffectsSlider
+# gdlint: ignore=max-line-length
 onready var music_slider: HSlider = $MarginContainer/VSplitContainer/CenterContainer/VBoxContainer/MusicSlider
+# gdlint: ignore=max-line-length
 onready var auto_clutch_cb: CheckBox = $MarginContainer/VSplitContainer/CenterContainer/VBoxContainer/AutoClutchCheckBox
+# gdlint: ignore=max-line-length
 onready var automatic_transmission_cb: CheckBox = $MarginContainer/VSplitContainer/CenterContainer/VBoxContainer/AutomaticTransmissionCheckBox
+# gdlint: ignore=max-line-length
 onready var debug_cb: CheckBox = $MarginContainer/VSplitContainer/CenterContainer/VBoxContainer/DebugModeCheckBox
+# gdlint: ignore=max-line-length
 onready var fullscreen_cb: CheckBox = $MarginContainer/VSplitContainer/CenterContainer/VBoxContainer/FullscreenCheckBox
+# gdlint: ignore=max-line-length
 onready var borderless_cb: CheckBox = $MarginContainer/VSplitContainer/CenterContainer/VBoxContainer/BorderlessCheckBox
 
+
 func _ready() -> void:
 	master_slider.value = db2linear(AudioServer.get_bus_volume_db(master_bus))
 	sound_slider.value = db2linear(AudioServer.get_bus_volume_db(sound_bus))

menu/start_menu.gd

@@ -1,17 +1,20 @@
 extends Panel
 
-const buggy = preload("res://vehicles/buggy.tscn")
+const BUGGY = preload("res://vehicles/buggy.tscn")
-const beetle = preload("res://vehicles/beetlecar.tscn")
+const BEETLE = preload("res://vehicles/beetlecar.tscn")
-const bugmobile = preload("res://vehicles/bugmobile.tscn")
+const BUGMOBILE = preload("res://vehicles/bugmobile.tscn")
-const test_scene = preload("res://scenes/test_level.tscn")
+const TEST_SCENE = preload("res://scenes/test_level.tscn")
-const infinite_loop_scene = preload("res://scenes/infinite_loop_track_level.tscn")
+const INFINITE_LOOP_SCENE = preload("res://scenes/infinite_loop_track_level.tscn")
-const gui_scene = preload("res://player/gui.tscn")
+const GUI_SCENE = preload("res://player/gui.tscn")
 
+var vehicles = [BEETLE, BUGGY, BUGMOBILE]
+var tracks = [TEST_SCENE, INFINITE_LOOP_SCENE]
+
+# gdlint: ignore=max-line-length
 onready var vehicle_selector = $MarginContainer/VSplitContainer/CenterContainer/VBoxContainer/VehicleSelector
+# gdlint: ignore=max-line-length
 onready var track_selector = $MarginContainer/VSplitContainer/CenterContainer/VBoxContainer/TrackSelector
 
-var vehicles = [beetle, buggy, bugmobile]
-var tracks = [test_scene, infinite_loop_scene]
 
 func _ready() -> void:
 	vehicle_selector.grab_focus()
@@ -22,6 +25,7 @@ func _ready() -> void:
 	track_selector.add_item("Test track")
 	track_selector.add_item("Infinite Loop")
 
+
 func _on_StartButton_pressed() -> void:
 	if vehicle_selector.get_selected_id() < 0:
 		return
@@ -31,8 +35,9 @@ func _on_StartButton_pressed() -> void:
 	var track = tracks[track_selector.get_selected_id()]
 	_start_track_with_vehicle(track.instance(), vehicle.instance())
 
+
 func _start_track_with_vehicle(track: Node, vehicle: Node) -> void:
-	var gui = gui_scene.instance()
+	var gui = GUI_SCENE.instance()
 	vehicle.connect("speed_updated", gui, "update_speed")
 	vehicle.connect("rpm_updated", gui, "update_rpm")
 	vehicle.connect("gear_updated", gui, "update_gear")
@@ -40,5 +45,6 @@ func _start_track_with_vehicle(track: Node, vehicle: Node) -> void:
 	get_tree().root.call_deferred("add_child", track)
 	queue_free()
 
+
 func _on_BackButton_pressed() -> void:
 	get_tree().change_scene("res://menu/main_menu.tscn")

player/camera.gd

@@ -1,24 +1,26 @@
 extends Camera
 
-export (NodePath) var follow_target_path = null
+export(NodePath) var follow_target_path = null
 export var target_distance: float = 3.0
 export var target_height: float = 2.0
 
 var follow_target: Node = null
 var last_lookat: Vector3
 
+
 # Called when the node enters the scene tree for the first time.
 func _ready():
 	follow_target = get_node(follow_target_path)
 	last_lookat = follow_target.global_transform.origin
 
+
 func _physics_process(delta):
 	var delta_v = global_transform.origin - follow_target.global_transform.origin
 	var target_pos = global_transform.origin
 
 	delta_v.y = 0.0
 
-	if (delta_v.length() > target_distance):
+	if delta_v.length() > target_distance:
 		delta_v = delta_v.normalized() * target_distance
 		delta_v.y = target_height
 		target_pos = follow_target.global_transform.origin + delta_v
@@ -27,6 +29,8 @@ func _physics_process(delta):
 
 	global_transform.origin = global_transform.origin.linear_interpolate(target_pos, delta * 20.0)
 
-	last_lookat = last_lookat.linear_interpolate(follow_target.global_transform.origin, delta * 20.0)
+	last_lookat = last_lookat.linear_interpolate(
+		follow_target.global_transform.origin, delta * 20.0
+	)
 
 	look_at(last_lookat, Vector3(0.0, 1.0, 0.0))

player/gui.gd

@@ -1,5 +1,7 @@
 extends MarginContainer
 
+var min_rotation = -85
+var max_rotation = 75
 
 onready var rpm_needle = $HBoxContainer/RPMGauge/RPMNeedle
 onready var rpm_label = $HBoxContainer/RPMGauge/Panel/RPMLabel
@@ -7,20 +9,21 @@ onready var speed_needle = $HBoxContainer/SpeedGauge/SpeedNeedle
 onready var speed_label = $HBoxContainer/SpeedGauge/Panel/SpeedLabel
 onready var gear_label = $HBoxContainer/GearLabel
 
-var min_rotation = -85
-var max_rotation = 75
 
 func _get_rotation(percent: float) -> float:
 	return min_rotation + (max_rotation - min_rotation) * percent
 
+
 func update_speed(speed: int, speed_percent: float) -> void:
 	speed_needle.rect_rotation = _get_rotation(speed_percent)
 	speed_label.text = str(speed)
 
+
 func update_rpm(rpm: int, rpm_percent: float) -> void:
 	rpm_needle.rect_rotation = _get_rotation(rpm_percent)
 	rpm_label.text = str(rpm)
 
+
 func update_gear(gear: int) -> void:
 	if gear == -1:
 		gear_label.text = "R"

scenes/base_track_level.gd

@@ -1,18 +1,20 @@
 class_name BaseTrackLevel
 extends Spatial
 
-const camera = preload("res://player/camera.tscn")
+const CAMERA = preload("res://player/CAMERA.tscn")
-onready var spawn_point = $PlayerSpawnLocation
+
-onready var track = $Track
 var player_node: Node
 var gui: Node
 
+onready var spawn_point = $PlayerSpawnLocation
+onready var track = $Track
+
 
 func _ready() -> void:
 	player_node.global_transform = spawn_point.global_transform
 	add_child(player_node)
 	add_child(gui)
-	var player_camera = camera.instance()
+	var player_camera = CAMERA.instance()
 	player_camera.global_transform = spawn_point.global_transform
 	player_camera.global_transform.origin -= spawn_point.global_transform.basis.z * 1000
 	player_camera.follow_target_path = player_node.get_path()

scenes/trackgui.gd

@@ -6,6 +6,7 @@ onready var time_value = $VBoxContainer/HBoxContainer/TimeValue
 onready var best_time_value = $VBoxContainer/HBoxContainer/BestTimeValue
 onready var wrong_way_label = $VBoxContainer/WrongWayLabel
 
+
 func _ready() -> void:
 	time_value.text = "NaN"
 	best_time_value.text = "NaN"

scenes/tracks/track.gd

@@ -3,24 +3,27 @@ extends Spatial
 
 signal time_updated(new_time)
 signal lap_complete(lap_time)
-signal wrong_way()
+signal wrong_way
 
-export (NodePath) var track_path = null
+export(NodePath) var track_path = null
-export (int, 10, 50) var checkpoint_count = 20
+export(int, 10, 50) var checkpoint_count = 20
-export (Vector2) var checkpoint_dim = Vector2(20, 15)
+export(Vector2) var checkpoint_dim = Vector2(20, 15)
-export (Material) var debug_material = null
+export(Material) var debug_material = null
 
-onready var checkpoints = $Checkpoints
-onready var path: Path = get_node(track_path)
 var furthest_checkpoint = -1
 var last_checkpoint = -1
 
 var start_time = 0
 var current_time = 0
 
+onready var checkpoints = $Checkpoints
+onready var path: Path = get_node(track_path)
+
+
 func get_last_checkpoint() -> Node:
 	return checkpoints.get_child(max(0, last_checkpoint))
 
+
 func _ready() -> void:
 	start_time = OS.get_ticks_msec()
 	var length = path.curve.get_baked_length()
@@ -42,17 +45,16 @@ func _ready() -> void:
 			var meshinst = MeshInstance.new()
 			meshinst.mesh = mesh
 			new_checkpoint.add_child(meshinst)
-		new_checkpoint.connect("body_entered", self, "_on_body_entered_area", [ new_checkpoint ])
+		new_checkpoint.connect("body_entered", self, "_on_body_entered_area", [new_checkpoint])
 	checkpoints.global_transform.origin = path.global_transform.origin
 
 
-func _process(delta: float) -> void:
+func _process(_delta: float) -> void:
 	_update_time()
 
 
 func _on_body_entered_area(body: Node, area: Area) -> void:
 	if body.get_groups().has("car"):
-
 		if area.get_index() < last_checkpoint || abs(area.get_index() - last_checkpoint) > 1:
 			emit_signal("wrong_way")
 
@@ -77,6 +79,7 @@ func _build_checkpoint_collision():
 	collision.shape = shape
 	return collision
 
+
 func _update_time():
 	current_time = OS.get_ticks_msec() - start_time
 	emit_signal("time_updated", current_time)

scripts/devsetup

@@ -0,0 +1,10 @@
+#!/bin/bash
+
+echo "Checking for gdtoolkit"
+(type gdformat > /dev/null 2>&1 || pip install gdtoolkit || echo "Can't install gdtoolkit. Try to install it manually!" && exit 1)
+echo "Gdtoolkit ready!"
+
+echo "Preparing pre-commit hook"
+cp scripts/pre-commit .git/hooks/pre-commit
+chmod +x .git/hooks/pre-commit
+echo "Pre-commit hook ready"

scripts/pre-commit

@@ -0,0 +1,5 @@
+#!/bin/bash
+
+set -e
+
+gdformat . && gdlint .

settings/GlobalSettings.gd

@@ -1,6 +1,5 @@
 extends Node
 
-
 var debug: bool = false
 var auto_clutch: bool = false
 var automatic_transmission: bool = false

vehicles/tire_smoke.gd

@@ -4,10 +4,12 @@ extends Particles
 onready var sound_player: AudioStreamPlayer3D = $tire_sound_player
 onready var sound_playback: AudioStreamPlayback = $tire_sound_player.get_stream_playback()
 
+
 func _ready() -> void:
 	_update_sound(1)
 	# sound_player.play()
 
+
 func update(skidinfo: float) -> void:
 	_update_sound(skidinfo)
 	if skidinfo < 0.5:
@@ -15,6 +17,7 @@ func update(skidinfo: float) -> void:
 	else:
 		emitting = false
 
+
 func _update_sound(skidinfo: float) -> void:
 	sound_player.pitch_scale = 1 + (1 - skidinfo)
 	var to_fill = sound_playback.get_frames_available()

vehicles/vehicle.gd

@@ -5,22 +5,19 @@ signal speed_updated(speed_kph, speed_percent)
 signal rpm_updated(rpm, rpm_percent)
 signal gear_updated(gear)
 
-export(float) var MAX_STEER_ANGLE = 25
+export(float) var max_steer_angle = 25
-export(float) var SPEED_STEER_ANGLE = 10
+export(float) var speed_steer_angle = 10
-export(float) var MAX_STEER_SPEED = 100.0
+export(float) var max_steer_speed = 100.0
-export(float) var MAX_STEER_INPUT = 80.0
+export(float) var max_steer_input = 80.0
 
-onready var max_steer_angle_rad: float = deg2rad(MAX_STEER_ANGLE)
-onready var speed_steer_angle_rad: float = deg2rad(SPEED_STEER_ANGLE)
-onready var max_steer_input_rad: float = deg2rad(MAX_STEER_INPUT)
 export(Curve) var steer_curve = null
 
-export(float) var MAX_ENGINE_FORCE = 85.0
+export(float) var max_engine_force = 85.0
-export(float) var MAX_BRAKE_FORCE = 50.0
+export(float) var max_brake_force = 50.0
-export(float) var THROTTLE_POWER = 6000.0
+export(float) var throttle_power = 6000.0
-export(float) var MAX_RPM_LOSS_PS = 3000.0
+export(float) var max_rpm_loss_ps = 3000.0
-export(float) var BASE_ENGINE_PITCH = 0.5
+export(float) var base_engine_pitch = 0.5
-export(float) var EXPECTED_MAX_SPEED = 200
+export(float) var expected_max_speed = 200
 
 export(Array) var gear_ratios = [3.4, 2.5, 2.0, 1.5, 1.25]
 export(float) var reverse_ratio = -3
@@ -37,6 +34,9 @@ var gear = 1
 
 var gear_timer = 0
 
+var traction_wheels: Array
+var reset_transform: Transform = Transform.IDENTITY
+
 onready var frwheel: VehicleWheel = $front_right
 onready var flwheel: VehicleWheel = $front_left
 onready var rrwheel: VehicleWheel = $rear_right
@@ -49,8 +49,9 @@ onready var rlsmoke: TireSmoke = $rl_tire_smoke
 onready var engine_sound_player: AudioStreamPlayer3D = $engine_sound_player
 onready var engine_sound_playback: AudioStreamPlayback = $engine_sound_player.get_stream_playback()
 
-var traction_wheels: Array
+onready var max_steer_angle_rad: float = deg2rad(max_steer_angle)
-var reset_transform: Transform = Transform.IDENTITY
+onready var speed_steer_angle_rad: float = deg2rad(speed_steer_angle)
+onready var max_steer_input_rad: float = deg2rad(max_steer_input)
 
 
 func _ready():
@@ -61,11 +62,13 @@ func _ready():
 	_generate_engine_sound(0)
 	engine_sound_player.play()
 
+
 func _integrate_forces(state: PhysicsDirectBodyState) -> void:
 	if reset_transform != Transform.IDENTITY:
 		state.set_transform(reset_transform)
 		reset_transform = Transform.IDENTITY
 
+
 func _get_gear_ratio():
 	if gear == 0:
 		return 0
@@ -107,9 +110,9 @@ func _update_wheels_smoke():
 
 func _lerp_rpm(from, to, delta, factor):
 	var new_val = lerp(from, to, factor)
-	if abs(from - new_val) > MAX_RPM_LOSS_PS * delta:
+	if abs(from - new_val) > max_rpm_loss_ps * delta:
 		var new_factor = inverse_lerp(
-			from, to, from - sign(from - new_val) * MAX_RPM_LOSS_PS * delta
+			from, to, from - sign(from - new_val) * max_rpm_loss_ps * delta
 		)
 		new_val = lerp(from, to, new_factor)
 	return new_val
@@ -134,9 +137,9 @@ func _physics_process(delta: float):
 	else:
 		rpm = _lerp_rpm(rpm, min_rpm, delta, delta)
 	if _has_traction():
-		rpm += throttle * delta * (max(clutch_position, 1 if gear == 0 else 0)) * THROTTLE_POWER
+		rpm += throttle * delta * (max(clutch_position, 1 if gear == 0 else 0)) * throttle_power
 	else:
-		rpm += throttle * delta * THROTTLE_POWER
+		rpm += throttle * delta * throttle_power
 	rpm = clamp(rpm, 0, max_rpm)
 	var rpm_factor = clamp(rpm / max_rpm, 0.0, 1.0)
 	var power_factor = power_curve.interpolate_baked(rpm_factor)
@@ -148,15 +151,15 @@ func _physics_process(delta: float):
 
 	var final_input = transmission_input * final_drive
 
-	brake = Input.get_action_strength("brake") * MAX_BRAKE_FORCE
+	brake = Input.get_action_strength("brake") * max_brake_force
-	engine_force = throttle * final_input * MAX_ENGINE_FORCE
+	engine_force = throttle * final_input * max_engine_force
 
 	var handbrake = Input.get_action_strength("handbrake")
-	rrwheel.brake = handbrake * MAX_BRAKE_FORCE
+	rrwheel.brake = handbrake * max_brake_force
-	rlwheel.brake = handbrake * MAX_BRAKE_FORCE
+	rlwheel.brake = handbrake * max_brake_force
 
 	var speed = wheel_rpm * 2.0 * PI * rrwheel.wheel_radius / 60.0 * 3600.0 / 1000.0
-	emit_signal("speed_updated", speed, speed / EXPECTED_MAX_SPEED)
+	emit_signal("speed_updated", speed, speed / expected_max_speed)
 	emit_signal("rpm_updated", rpm, rpm_factor)
 
 	var steering_input = (
@@ -171,13 +174,13 @@ func _physics_process(delta: float):
 		else:
 			steering_input = steer_curve.interpolate_baked(steering_input)
 
-	var steer_speed_factor = clamp(speed / MAX_STEER_SPEED, 0.0, 1.0)
+	var steer_speed_factor = clamp(speed / max_steer_speed, 0.0, 1.0)
 
 	steering = steering_input * lerp(max_steer_angle_rad, speed_steer_angle_rad, steer_speed_factor)
 
 
 func _generate_engine_sound(rpm_factor):
-	engine_sound_player.pitch_scale = BASE_ENGINE_PITCH + 2 * rpm_factor
+	engine_sound_player.pitch_scale = base_engine_pitch + 2 * rpm_factor
 	var to_fill = engine_sound_playback.get_frames_available()
 	var factor = rpm_factor
 	if to_fill <= 0: