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My project/Library/PackageCache/com.unity.ide.visualstudio/Editor/VisualStudioInstallation.cs

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+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+using System;
+using System.IO;
+using Unity.CodeEditor;
+using IOPath = System.IO.Path;
+
+namespace Microsoft.Unity.VisualStudio.Editor
+{
+	internal interface IVisualStudioInstallation
+	{
+		string Path { get; }
+		bool SupportsAnalyzers { get; }
+		Version LatestLanguageVersionSupported { get; }
+		string[] GetAnalyzers();
+		CodeEditor.Installation ToCodeEditorInstallation();
+		bool Open(string path, int line, int column, string solutionPath);
+		IGenerator ProjectGenerator { get; }
+		void CreateExtraFiles(string projectDirectory);
+	}
+
+	internal abstract class VisualStudioInstallation : IVisualStudioInstallation
+	{
+		public string Name { get; set; }
+		public string Path { get; set; }
+		public Version Version { get; set; }
+		public bool IsPrerelease { get; set; }
+
+		public abstract bool SupportsAnalyzers { get; }
+		public abstract Version LatestLanguageVersionSupported { get; }
+		public abstract string[] GetAnalyzers();
+		public abstract IGenerator ProjectGenerator { get; }
+		public abstract void CreateExtraFiles(string projectDirectory);
+		public abstract bool Open(string path, int line, int column, string solutionPath);
+
+		protected Version GetLatestLanguageVersionSupported(VersionPair[] versions)
+		{
+			if (versions != null)
+			{
+				foreach (var entry in versions)
+				{
+					if (Version >= entry.IdeVersion)
+						return entry.LanguageVersion;
+				}
+			}
+
+			// default to 7.0
+			return new Version(7, 0);
+		}
+
+		protected static string[] GetAnalyzers(string path)
+		{
+			var analyzersDirectory = IOPath.GetFullPath(IOPath.Combine(path, "Analyzers"));
+
+			if (Directory.Exists(analyzersDirectory))
+				return Directory.GetFiles(analyzersDirectory, "*Analyzers.dll", SearchOption.AllDirectories);
+
+			return Array.Empty<string>();
+		}
+
+		public CodeEditor.Installation ToCodeEditorInstallation()
+		{
+			return new CodeEditor.Installation() { Name = Name, Path = Path };
+		}
+	}
+}