Added some more security to the runtime

addons/Wol/core/compiler/Parser.gd

@@ -25,7 +25,7 @@ func parse_node():
 	return WolNode.new('Start', null, self)
 
 func next_symbol_is(valid_types):
-	compiler.assert(tokens.size() != 0, 'Ran out of tokens!')
+	compiler.assert(tokens.size() != 0, 'Ran out of tokens looking for next symbol!')
 	return tokens.front() and tokens.front().type in valid_types
 
 # NOTE: 0 look ahead for `<<` and `else`
@@ -37,8 +37,12 @@ func next_symbols_are(valid_types):
 	return true
 
 func expect_symbol(token_types = []):
+	compiler.assert(tokens.size() != 0, 'Ran out of tokens expecting next symbol!')
 	var token = tokens.pop_front() as Lexer.Token
 
+	if tokens.size() == 0:
+		return token
+
 	if token_types.size() == 0:
 		if token.type == Constants.TokenType.EndOfInput:
 			compiler.assert(false, 'Unexpected end of input')

addons/Wol/editor/Editor.gd

@@ -21,9 +21,11 @@ func open_node(graph_node, node):
 	$Content.add_child(text_edit)
 	toggle_text_edit(text_edit)
 	
-	show()
+	$HBoxContainer/TextEdit.disconnect('text_changed', self, '_on_title_changed')
+	$HBoxContainer/TextEdit.text = node.title
+	$HBoxContainer/TextEdit.connect('text_changed', self, '_on_title_changed')
 	
-	# window_title = node.title
+	show()
 
 func toggle_text_edit(text_edit):
 	text_edit.anchor_left = 0
@@ -48,6 +50,10 @@ func toggle_text_edit(text_edit):
 	]:
 		text_edit.set(property, not text_edit.get(property))
 
+func _on_title_changed():
+	current_graph_node.node.title = $HBoxContainer/TextEdit.text
+	current_graph_node.compile()
+
 func _on_visibility_changed():
 	if not visible:
 		var text_edit = $Content/TextEdit

addons/Wol/editor/WolEditor.gd

@@ -6,16 +6,46 @@ onready var GraphNodeTemplate = $GraphNodeTemplate
 
 var path
 var refreshed = false
+var selected_node
+
+onready var original_delete_node_dialog = $DeleteNodeDialog.dialog_text
 
 func _ready():
 	for menu_button in [$Menu/File]:
 		menu_button.get_popup().connect('index_pressed', self, '_on_menu_pressed', [menu_button.get_popup()])
 
+	$GraphEdit.connect('gui_input', self, '_on_graph_edit_input')
+	$GraphEdit.connect('node_selected', self, '_on_node_selected', [true])
+	$GraphEdit.connect('node_unselected', self, '_on_node_selected', [false])
+
+	$DeleteNodeDialog.connect('confirmed', self, 'delete_node')
+
 	# TODO: Conditionally load in theme based on Editor or standalone
 
 	path = 'res://dialogue.wol'
 	build_nodes()
 
+func create_node(position = Vector2.ZERO):
+	print('creating node!')
+	var graph_node = GraphNodeTemplate.duplicate()
+	$GraphEdit.add_child(graph_node)
+
+	var node = {
+		'title': 'NewNode',
+		'body': 'Wol: Hello world',
+		'position': position
+	}
+
+	graph_node.connect('recompiled', self, '_on_graph_node_recompiled', [graph_node])
+	graph_node.connect('gui_input', self, '_on_graph_node_input', [graph_node, node])
+
+	graph_node.node = node
+	graph_node.show()
+
+func delete_node(node = selected_node):
+	$GraphEdit.remove_child(node)
+	node.queue_free()
+
 func build_nodes():
 	for node in Compiler.new(path).get_nodes():
 		var graph_node = GraphNodeTemplate.duplicate()
@@ -128,3 +158,22 @@ func _on_graph_node_input(event, graph_node, node):
 			and event.doubleclick and event.button_index == BUTTON_LEFT:
 		$HBoxContainer/Editor.open_node(graph_node, node)
 		accept_event()
+
+func _on_node_selected(node, selected):
+	if not selected:
+		selected_node = null
+	else:
+		selected_node = node
+
+func _on_graph_edit_input(event):
+	if event is InputEventMouseButton \
+			and event.doubleclick and event.button_index == BUTTON_LEFT:
+		create_node(event.global_position + $GraphEdit.scroll_offset)
+
+func _input(event):
+	if event is InputEventKey \
+			and not event.pressed and event.scancode == KEY_DELETE \
+			and selected_node:
+		$DeleteNodeDialog.dialog_text = original_delete_node_dialog % selected_node.name
+		$DeleteNodeDialog.popup()
+		

addons/Wol/editor/WolGraphNode.gd

@@ -80,7 +80,7 @@ func set_node(_node):
 	compile()
 
 func compile():
-	var text = '---\n%s\n===' % text_edit.text
+	var text = 'title: %s\n---\n%s\n===' % [node.title, text_edit.text]
 	compiler = Compiler.new(null, text, true)
 	compiler.connect('error', self, '_on_error')
 	program = compiler.compile()

dialogue.wol

@@ -28,18 +28,6 @@ Guy: WHY ARE YOU BUYING CLOTHES AT THE SOUP STORE?!
 You: FUCK YOU!
 [[Go home|Start]]
 ===
-title: Talk
-tags: 
-colorID: 
-position: 800, 400
----
-Narrator: So how are you really?
-You: I'm good!
-Narrator: Do you want to continue talking?
--> Yes
-    [[Start]]
--> No
-===
 title: Start
 tags: 
 colorID: 
@@ -67,4 +55,16 @@ Narrator: You wanna go somewhere?
     [[Start]]
 -> Lets stay here and talk
     [[Talk]]
+===
+title: Talk
+tags: 
+colorID: 
+position: 800, 400
+---
+Narrator: So how are you really?
+You: I'm good!
+Narrator: Do you want to continue talking?
+-> Yes
+    [[Start]]
+-> No
 ===