From 867d878c1c82fc0a1669a4b85c5f3b0ff7b2f364 Mon Sep 17 00:00:00 2001
From: Erik Bolumburu <108585396+erikbolumburu11@users.noreply.github.com>
Date: Wed, 28 Jun 2023 01:25:30 +0100
Subject: [PATCH] Added messages to Vector2 function asserts.

Added assert messages to asserts in the Vector2 functions from SFML3 to make it more clear exactly what the comparison is between a value and the Vector2 constructor is achieving.
---
 src/SFML/System/Vector2.cpp | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/src/SFML/System/Vector2.cpp b/src/SFML/System/Vector2.cpp
index 397ea8ae..b78f0681 100644
--- a/src/SFML/System/Vector2.cpp
+++ b/src/SFML/System/Vector2.cpp
@@ -38,7 +38,7 @@ Vector2<T> Vector2<T>::normalized() const
 {
     static_assert(std::is_floating_point_v<T>, "Vector2::normalized() is only supported for floating point types");
 
-    assert(*this != Vector2<T>());
+    assert(*this != Vector2<T>() && "Vector2::normalized() cannot normalize a zero vector");
     return (*this) / length();
 }
 
@@ -49,8 +49,8 @@ Angle Vector2<T>::angleTo(const Vector2<T>& rhs) const
 {
     static_assert(std::is_floating_point_v<T>, "Vector2::angleTo() is only supported for floating point types");
 
-    assert(*this != Vector2<T>());
-    assert(rhs != Vector2<T>());
+    assert(*this != Vector2<T>() && "Vector2::angleTo() cannot calculate angle from a zero vector");
+    assert(rhs != Vector2<T>() && "Vector2::angleTo() cannot calculate angle to a zero vector");
     return radians(static_cast<float>(std::atan2(cross(rhs), dot(rhs))));
 }
 
@@ -61,7 +61,7 @@ Angle Vector2<T>::angle() const
 {
     static_assert(std::is_floating_point_v<T>, "Vector2::angle() is only supported for floating point types");
 
-    assert(*this != Vector2<T>());
+    assert(*this != Vector2<T>() && "Vector2::angle() cannot calculate angle from a zero vector");
     return radians(static_cast<float>(std::atan2(y, x)));
 }
 
@@ -87,7 +87,7 @@ Vector2<T> Vector2<T>::projectedOnto(const Vector2<T>& axis) const
 {
     static_assert(std::is_floating_point_v<T>, "Vector2::projectedOnto() is only supported for floating point types");
 
-    assert(axis != Vector2<T>());
+    assert(axis != Vector2<T>() && "Vector2::projectedOnto() cannot project onto a zero vector");
     return dot(axis) / axis.lengthSq() * axis;
 }