From e363894299f0f2949cbe48c3a1f796521a92fccc Mon Sep 17 00:00:00 2001
From: Victor Giers <mail@victorgiers.com>
Date: Tue, 31 Mar 2026 05:55:18 +0200
Subject: [PATCH] Add function to read positive number draft

---
 src/app/App.tsx | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/app/App.tsx b/src/app/App.tsx
index 572aa216..27f8e1a8 100644
--- a/src/app/App.tsx
+++ b/src/app/App.tsx
@@ -200,6 +200,16 @@ function readNonNegativeNumberDraft(source: string, label: string): number {
   return value;
 }
 
+function readPositiveNumberDraft(source: string, label: string): number {
+  const value = Number(source);
+
+  if (!Number.isFinite(value) || value <= 0) {
+    throw new Error(`${label} must be a finite number greater than zero.`);
+  }
+
+  return value;
+}
+
 function areVec2Equal(left: Vec2, right: Vec2): boolean {
   return left.x === right.x && left.y === right.y;
 }