Introduce ability to use latest

simshaun · Apr 5, 2022 · 830ef3b · 830ef3b
1 parent 8ea9494
commit 830ef3b
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Showing 4 changed files with 38 additions and 16 deletions.
diff --git a/NodeSwap/Commands/UseCommand.cs b/NodeSwap/Commands/UseCommand.cs
@@ -26,26 +26,40 @@ public async Task<int> InvokeAsync(InvocationContext context)
                 return 1;
             }
 
-            Version version;
-            try
+            NodeJsVersion nodeVersion;
+
+            if (rawVersion.ToString() == "latest")
             {
-                version = VersionParser.StrictParse(rawVersion.ToString()!);
+                nodeVersion = _nodeLocal.GetLatestInstalledVersion();
+                if (nodeVersion == null)
+                {
+                    await Console.Error.WriteLineAsync($"There are no versions installed");
+                    return 1;
+                }
             }
-            catch (ArgumentException)
+            else
             {
-                await Console.Error.WriteLineAsync($"Invalid version argument: {rawVersion}");
-                return 1;
-            }
+                Version version;
+                try
+                {
+                    version = VersionParser.StrictParse(rawVersion.ToString()!);
+                }
+                catch (ArgumentException)
+                {
+                    await Console.Error.WriteLineAsync($"Invalid version argument: {rawVersion}");
+                    return 1;
+                }
 
-            //
-            // Is the requested version installed?
-            //
+                //
+                // Is the requested version installed?
+                //
 
-            var nodeVersion = _nodeLocal.GetInstalledVersions().Find(v => v.Version.Equals(version));
-            if (nodeVersion == null)
-            {
-                await Console.Error.WriteLineAsync($"{version} not installed");
-                return 1;
+                nodeVersion = _nodeLocal.GetInstalledVersions().Find(v => v.Version.Equals(version));
+                if (nodeVersion == null)
+                {
+                    await Console.Error.WriteLineAsync($"{version} not installed");
+                    return 1;
+                }
             }
 
             //

diff --git a/NodeSwap/NodeJs.cs b/NodeSwap/NodeJs.cs
@@ -1,3 +1,5 @@
+#nullable enable
+
 using System;
 using System.Collections.Generic;
 using System.IO;
@@ -15,6 +17,11 @@ public NodeJs(GlobalContext globalContext)
             _globalContext = globalContext;
         }
 
+        public NodeJsVersion? GetLatestInstalledVersion()
+        {
+            return GetInstalledVersions().FirstOrDefault();
+        }
+
         public List<NodeJsVersion> GetInstalledVersions()
         {
             var activeVersion = GetActiveVersion();

diff --git a/NodeSwap/NodeSwap.csproj b/NodeSwap/NodeSwap.csproj
@@ -22,6 +22,7 @@
         <NeutralLanguage>en-US</NeutralLanguage>
         <!-- No NuGet package -->
         <IsPackable>false</IsPackable>
+        <PackageVersion>1.3.0</PackageVersion>
     </PropertyGroup>
 
     <PropertyGroup Condition=" '$(Configuration)' == 'Release' ">

diff --git a/NodeSwap/Program.cs b/NodeSwap/Program.cs
@@ -80,7 +80,7 @@ private static int Main(string[] args)
             rootCommand.Add(uninstallCommand);
 
             var useCommand = new Command("use") {new Argument("version")};
-            useCommand.Description = "Switch to a specific version. Must be specific like `14.16.1`.";
+            useCommand.Description = "Switch to a specific version. May be `latest` or specific like `14.16.1`.";
             useCommand.Handler = Container.GetInstance<UseCommand>();
             rootCommand.Add(useCommand);