From ce9e0788317b25e5d297ed38d9fed0754a341288 Mon Sep 17 00:00:00 2001
From: lonkaars <loek@pipeframe.xyz>
Date: Sat, 1 Jul 2023 16:37:50 +0200
Subject: WIP sentence API

---
 util/array.ts | 6 ++++++
 util/types.ts | 8 ++++++++
 2 files changed, 14 insertions(+)
 create mode 100644 util/types.ts

(limited to 'util')

diff --git a/util/array.ts b/util/array.ts
index 5b8c512..f032935 100644
--- a/util/array.ts
+++ b/util/array.ts
@@ -6,6 +6,8 @@ declare global {
 		peek(): T;
 		/** @summary create Set from this array */
 		set(): Set<T>;
+		/** @summary clear array */
+		clear(): void;
 	}
 }
 
@@ -21,3 +23,7 @@ Array.prototype.set = function() {
 	return new Set(this);
 }
 
+Array.prototype.clear = function() {
+	while (this.length > 0) this.pop();
+}
+
diff --git a/util/types.ts b/util/types.ts
new file mode 100644
index 0000000..f03a242
--- /dev/null
+++ b/util/types.ts
@@ -0,0 +1,8 @@
+/**
+ * @type DeepPartial<T>  makes all properties of type T optional, but keep
+ * array types intact
+ */
+export type DeepPartial<T> = {
+	[K in keyof T]?: T[K] extends Array<infer U> ? Array<U> : DeepPartial<T[K]>;
+};
+
-- 
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