init

addons/inkgd/runtime/extra/string_set.gd

@@ -0,0 +1,63 @@
+ # ############################################################################ #
+# Copyright © 2015-2021 inkle Ltd.
+# Copyright © 2019-2022 Frédéric Maquin <fred@ephread.com>
+# All Rights Reserved
+#
+# This file is part of inkgd.
+# inkgd is licensed under the terms of the MIT license.
+# ############################################################################ #
+
+# Using an dictionary as the backing structure for a not-too-bad, super-simple
+# set. The Ink runtime doesn't use C#'s HashSet full potential, so this trick
+# should be good enough for the use-case.
+
+# This simple set is designed to hold Strings only.
+
+extends RefCounted
+
+class_name InkStringSet
+
+# ############################################################################ #
+# Self-reference
+# ############################################################################ #
+
+static func InkStringSet() -> GDScript:
+	return load("res://addons/inkgd/runtime/extra/string_set.gd") as GDScript
+
+# ############################################################################ #
+
+var _dictionary: Dictionary = {}
+
+# ############################################################################ #
+
+func clear() -> void:
+	_dictionary.clear()
+
+func duplicate() -> InkStringSet:
+	var set = InkStringSet().new()
+	set._dictionary = _dictionary.duplicate()
+	return set
+
+func enumerate() -> Array:
+	return _dictionary.keys()
+
+func is_empty() -> bool:
+	return _dictionary.is_empty()
+
+func contains(element: String) -> bool:
+	return _dictionary.has(element)
+
+func contains_all(elements: Array) -> bool:
+	return _dictionary.has_all(elements)
+
+func size() -> int:
+	return _dictionary.size()
+
+func to_array() -> Array:
+	return _dictionary.keys()
+
+func append(value: String) -> void:
+	_dictionary[value] = null
+
+func erase(value: String) -> bool:
+	return _dictionary.erase(value)