From 4f7b858542558df0e965e3cb649811a39040932b Mon Sep 17 00:00:00 2001
From: Dirk Lemstra <dirk@lemstra.org>
Date: Mon, 13 Nov 2023 22:58:09 +0100
Subject: [PATCH] Make the struct readonly that can be readonly.

---
 src/Magick.NET.Core/Types/Number.cs         | 2 +-
 src/Magick.NET.Core/Types/Percentage.cs     | 2 +-
 src/Magick.NET.Core/Types/Rational.cs       | 2 +-
 src/Magick.NET.Core/Types/SignedRational.cs | 2 +-
 src/Magick.NET.Core/Types/Threshold.cs      | 2 +-
 5 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/src/Magick.NET.Core/Types/Number.cs b/src/Magick.NET.Core/Types/Number.cs
index 914da3d717..4e119f33cc 100644
--- a/src/Magick.NET.Core/Types/Number.cs
+++ b/src/Magick.NET.Core/Types/Number.cs
@@ -8,7 +8,7 @@ namespace ImageMagick;
 /// <summary>
 /// Represents an exif number.
 /// </summary>
-public struct Number : IEquatable<Number>, IComparable<Number>
+public readonly struct Number : IEquatable<Number>, IComparable<Number>
 {
     private readonly uint _value;
 
diff --git a/src/Magick.NET.Core/Types/Percentage.cs b/src/Magick.NET.Core/Types/Percentage.cs
index d9645e253f..3559d43548 100644
--- a/src/Magick.NET.Core/Types/Percentage.cs
+++ b/src/Magick.NET.Core/Types/Percentage.cs
@@ -9,7 +9,7 @@ namespace ImageMagick;
 /// <summary>
 /// Represents a percentage value.
 /// </summary>
-public struct Percentage : IEquatable<Percentage>, IComparable<Percentage>
+public readonly struct Percentage : IEquatable<Percentage>, IComparable<Percentage>
 {
     private readonly double _value;
 
diff --git a/src/Magick.NET.Core/Types/Rational.cs b/src/Magick.NET.Core/Types/Rational.cs
index 43858d549b..f04444729a 100644
--- a/src/Magick.NET.Core/Types/Rational.cs
+++ b/src/Magick.NET.Core/Types/Rational.cs
@@ -12,7 +12,7 @@ namespace ImageMagick;
 /// <remarks>
 /// This is a very simplified implementation of a rational number designed for use with metadata only.
 /// </remarks>
-public struct Rational : IEquatable<Rational>
+public readonly struct Rational : IEquatable<Rational>
 {
     /// <summary>
     /// Initializes a new instance of the <see cref="Rational"/> struct.
diff --git a/src/Magick.NET.Core/Types/SignedRational.cs b/src/Magick.NET.Core/Types/SignedRational.cs
index ca81185826..a8f5d5eaf3 100644
--- a/src/Magick.NET.Core/Types/SignedRational.cs
+++ b/src/Magick.NET.Core/Types/SignedRational.cs
@@ -12,7 +12,7 @@ namespace ImageMagick;
 /// <remarks>
 /// This is a very simplified implementation of a rational number designed for use with metadata only.
 /// </remarks>
-public struct SignedRational : IEquatable<SignedRational>
+public readonly struct SignedRational : IEquatable<SignedRational>
 {
     /// <summary>
     /// Initializes a new instance of the <see cref="SignedRational"/> struct.
diff --git a/src/Magick.NET.Core/Types/Threshold.cs b/src/Magick.NET.Core/Types/Threshold.cs
index e8eeb9fd1c..40affdf325 100644
--- a/src/Magick.NET.Core/Types/Threshold.cs
+++ b/src/Magick.NET.Core/Types/Threshold.cs
@@ -9,7 +9,7 @@ namespace ImageMagick;
 /// <summary>
 /// Struct for a threshold with a minimum and maximum.
 /// </summary>
-public struct Threshold : IEquatable<Threshold>
+public readonly struct Threshold : IEquatable<Threshold>
 {
     /// <summary>
     /// Initializes a new instance of the <see cref="Threshold"/> struct.