Fixed exceptions and added constraints to commands

MycroForge.CLI/Commands/Attributes/RequiresFeatureAttribute.cs

@@ -0,0 +1,17 @@
+namespace MycroForge.CLI.Commands.Attributes;
+
+public class RequiresFeatureAttribute : Attribute
+{
+    public string FeatureName { get; }
+
+    public RequiresFeatureAttribute(string featureName)
+    {
+        FeatureName = featureName;
+    }
+
+    public void RequireFeature(string command)
+    {
+        if (!Directory.Exists(Path.Join(Environment.CurrentDirectory, FeatureName)))
+            throw new($"Command '{command}' requires feature {FeatureName}");
+    }
+}

MycroForge.CLI/Commands/Attributes/RequiresFileAttribute.cs

@@ -0,0 +1,17 @@
+namespace MycroForge.CLI.Commands.Attributes;
+
+public class RequiresFileAttribute : Attribute
+{
+    public string FilePath { get; }
+
+    public RequiresFileAttribute(string filePath)
+    {
+        FilePath = filePath;
+    }
+
+    public void RequireFile(string command)
+    {
+        if (!File.Exists(Path.Join(Environment.CurrentDirectory, FilePath)))
+            throw new($"Command '{command}' requires file {FilePath}");
+    }
+}

MycroForge.CLI/Commands/Attributes/RequiresPluginAttribute.cs

@@ -0,0 +1,24 @@
+using Microsoft.Extensions.FileSystemGlobbing;
+using Microsoft.Extensions.FileSystemGlobbing.Abstractions;
+
+namespace MycroForge.CLI.Commands.Attributes;
+
+public class RequiresPluginAttribute : Attribute
+{
+    public void RequirePluginProject(string command)
+    {
+        var matcher = new Matcher()
+            .AddInclude("*.csproj")
+            .Execute(new DirectoryInfoWrapper(new DirectoryInfo(Environment.CurrentDirectory)));
+
+        if (!matcher.HasMatches)
+            throw new($"Command '{command}' must be run in a command plugin project.");
+
+        var csprojFileName = $"{Path.GetDirectoryName(Environment.CurrentDirectory)}.csproj";
+        bool IsCsprojFile(FilePatternMatch file) => Path.GetFileNameWithoutExtension(file.Path).Equals(csprojFileName);
+        var hasCsprojFile = matcher.Files.Any(IsCsprojFile);
+
+        if (!hasCsprojFile)
+            throw new($"File '{csprojFileName}' was not found, make sure you're in a command plugin project.");
+    }
+}