Fix CA1822

OpenRA.Mods.Cnc/AudioLoaders/AudLoader.cs

@@ -17,7 +17,7 @@ namespace OpenRA.Mods.Cnc.AudioLoaders
 {
 	public class AudLoader : ISoundLoader
 	{
-		bool IsAud(Stream s)
+		static bool IsAud(Stream s)
 		{
 			var start = s.Position;
 			s.Position += 11;

OpenRA.Mods.Cnc/SpriteLoaders/ShpD2Loader.cs

@@ -89,7 +89,7 @@ namespace OpenRA.Mods.Cnc.SpriteLoaders
 			}
 		}
 
-		bool IsShpD2(Stream s)
+		static bool IsShpD2(Stream s)
 		{
 			var start = s.Position;
 
@@ -127,7 +127,7 @@ namespace OpenRA.Mods.Cnc.SpriteLoaders
 			return b == 5 || b <= 3;
 		}
 
-		ShpD2Frame[] ParseFrames(Stream s)
+		static ShpD2Frame[] ParseFrames(Stream s)
 		{
 			var start = s.Position;
 

OpenRA.Mods.Cnc/SpriteLoaders/ShpRemasteredLoader.cs

@@ -51,7 +51,7 @@ namespace OpenRA.Mods.Cnc.SpriteLoaders
 		static readonly Regex FilenameRegex = new(@"^(?<prefix>.+?[\-_])(?<frame>\d{4})\.tga$");
 		static readonly Regex MetaRegex = new(@"^\{""size"":\[(?<width>\d+),(?<height>\d+)\],""crop"":\[(?<left>\d+),(?<top>\d+),(?<right>\d+),(?<bottom>\d+)\]\}$");
 
-		int ParseGroup(Match match, string group)
+		static int ParseGroup(Match match, string group)
 		{
 			return int.Parse(match.Groups[group].Value);
 		}

OpenRA.Mods.Cnc/SpriteLoaders/TmpRALoader.cs

@@ -39,7 +39,7 @@ namespace OpenRA.Mods.Cnc.SpriteLoaders
 			}
 		}
 
-		bool IsTmpRA(Stream s)
+		static bool IsTmpRA(Stream s)
 		{
 			var start = s.Position;
 
@@ -52,7 +52,7 @@ namespace OpenRA.Mods.Cnc.SpriteLoaders
 			return a == 0 && b == 0x2c73;
 		}
 
-		TmpRAFrame[] ParseFrames(Stream s)
+		static TmpRAFrame[] ParseFrames(Stream s)
 		{
 			var start = s.Position;
 			var width = s.ReadUInt16();

OpenRA.Mods.Cnc/SpriteLoaders/TmpTDLoader.cs

@@ -39,7 +39,7 @@ namespace OpenRA.Mods.Cnc.SpriteLoaders
 			}
 		}
 
-		bool IsTmpTD(Stream s)
+		static bool IsTmpTD(Stream s)
 		{
 			var start = s.Position;
 
@@ -51,7 +51,7 @@ namespace OpenRA.Mods.Cnc.SpriteLoaders
 			return a == 0 && b == 0x0D1AFFFF;
 		}
 
-		TmpTDFrame[] ParseFrames(Stream s)
+		static TmpTDFrame[] ParseFrames(Stream s)
 		{
 			var start = s.Position;
 			var width = s.ReadUInt16();

OpenRA.Mods.Cnc/SpriteLoaders/TmpTSLoader.cs

@@ -127,7 +127,7 @@ namespace OpenRA.Mods.Cnc.SpriteLoaders
 			}
 		}
 
-		bool IsTmpTS(Stream s)
+		static bool IsTmpTS(Stream s)
 		{
 			var start = s.Position;
 			s.Position += 8;
@@ -152,7 +152,7 @@ namespace OpenRA.Mods.Cnc.SpriteLoaders
 			return test == sx * sy / 2 + 52;
 		}
 
-		ISpriteFrame[] ParseFrames(Stream s)
+		static ISpriteFrame[] ParseFrames(Stream s)
 		{
 			var start = s.Position;
 			var templateWidth = s.ReadUInt32();

OpenRA.Mods.Cnc/Traits/TDGunboat.cs

@@ -148,7 +148,7 @@ namespace OpenRA.Mods.Cnc.Traits
 			return MoveStep(MovementSpeed, facing);
 		}
 
-		WVec MoveStep(int speed, WAngle facing)
+		static WVec MoveStep(int speed, WAngle facing)
 		{
 			var dir = new WVec(0, -1024, 0).Rotate(WRot.FromYaw(facing));
 			return speed * dir / 1024;

OpenRA.Mods.Cnc/UtilityCommands/LegacySequenceImporter.cs

@@ -252,7 +252,7 @@ namespace OpenRA.Mods.Cnc.UtilityCommands
 			Console.WriteLine();
 		}
 
-		void ConvertStartLengthFacings(string input)
+		static void ConvertStartLengthFacings(string input)
 		{
 			var splitting = input.Split(',');
 			if (splitting.Length >= 3)

OpenRA.Mods.Cnc/Widgets/Logic/PreReleaseWarningPrompt.cs

@@ -27,7 +27,7 @@ namespace OpenRA.Mods.Cnc.Widgets.Logic
 				ShowMainMenu(world);
 		}
 
-		void ShowMainMenu(World world)
+		static void ShowMainMenu(World world)
 		{
 			promptAccepted = true;
 			Ui.ResetAll();