Allow full gist and blob urls to be used to run

src/Core/RemoteRef.cs

@@ -15,7 +15,25 @@ public override string ToString() =>
 
     public static bool TryParse(string value, [NotNullWhen(true)] out RemoteRef? remote)
     {
-        Match GetMatch(string input)
+        // Convenience case for some common URL formats pasted from browser
+        if (Uri.TryCreate(value, UriKind.Absolute, out var uri))
+        {
+            var path = uri.AbsolutePath.Split('/', StringSplitOptions.RemoveEmptyEntries);
+            if (uri.Host == "github.com" && path is [var ghOwner, var ghRepo, "blob", var ghReference, ..])
+            {
+                value = $"{uri.Host}/{ghOwner}/{ghRepo}@{ghReference}:{string.Join('/', path[4..])}";
+            }
+            else if (uri.Host == "gist.github.com" && path is [var gistOwner, var gistId, ..])
+            {
+                value = $"{uri.Host}/{gistOwner}/{gistId}";
+            }
+            else if (uri.Host == "gitlab.com" && path is [var glOwner, var glRepo, "-", "blob", var glReference, ..])
+            {
+                value = $"{uri.Host}/{glOwner}/{glRepo}@{glReference}:{string.Join('/', path[5..])}";
+            }
+        }
+
+        static Match GetMatch(string input)
         {
             // Try Azure DevOps first since it is more specific
             var match = ParseAzureDevOpsExp().Match(input);

src/Tests/DownloadTests.cs

@@ -4,6 +4,32 @@ namespace Devlooped.Tests;
 
 public class DownloadTests
 {
+    [Theory]
+    [InlineData("https://gist.github.com/kzu/0ac826dc7de666546aaedd38e5965381")]
+    [InlineData("https://github.com/kzu/runfile/blob/main/run.cs")]
+    [InlineData("https://gitlab.com/kzu/runcs/-/blob/main/program.cs?ref_type=heads")]
+    public async Task DownloadPublicUnchanged(string value)
+    {
+        Assert.True(RemoteRef.TryParse(value, out var location));
+
+        var provider = DownloadProvider.Create(location);
+        var contents = await provider.GetAsync(location);
+
+        Assert.True(contents.IsSuccessStatusCode);
+
+        var etag = contents.Headers.ETag?.ToString();
+
+        location = location with
+        {
+            ETag = etag,
+            ResolvedUri = contents.OriginalUri
+        };
+
+        var refresh = await provider.GetAsync(location);
+
+        Assert.Equal(HttpStatusCode.NotModified, refresh.StatusCode);
+    }
+
     [LocalTheory]
     // Requires being authenticated with private kzu's GH repo
     [InlineData("github.com/kzu/runfile")]
@@ -13,6 +39,7 @@ public class DownloadTests
     [InlineData("github.com/kzu/runfile@211de7614")]
     [InlineData("github.com/kzu/runfile@211de761455")]
     // Requires running the CLI app once against this private repo and saving a PAT
+    [InlineData("https://gitlab.com/kzu/runfile/-/blob/main/program.cs?ref_type=heads")]
     [InlineData("gitlab.com/kzu/runfile")]
     [InlineData("gitlab.com/kzu/runfile@v0.1.0")]
     [InlineData("gitlab.com/kzu/runfile@dev")]

src/Tests/Tests.cs → src/Tests/RemoteRefTests.cs

@@ -475,4 +475,61 @@ public void TryParse_WithInvalidOwnerRepoCharacters_ReturnsFalse(string input)
         Assert.False(success);
         Assert.Null(result);
     }
+
+    [Theory]
+    [InlineData("https://github.com/owner/repo/blob/main/file.txt", "github.com", "owner", "repo", "main", "file.txt")]
+    [InlineData("https://github.com/microsoft/vscode/blob/main/src/vs/workbench/workbench.main.ts", "github.com", "microsoft", "vscode", "main", "src/vs/workbench/workbench.main.ts")]
+    [InlineData("https://github.com/octocat/Hello-World/blob/master/README", "github.com", "octocat", "Hello-World", "master", "README")]
+    [InlineData("https://github.com/owner/repo/blob/develop/path/to/file.cs", "github.com", "owner", "repo", "develop", "path/to/file.cs")]
+    [InlineData("https://github.com/dotnet/runtime/blob/v8.0.0/src/libraries/System.Console/src/System/Console.cs", "github.com", "dotnet", "runtime", "v8.0.0", "src/libraries/System.Console/src/System/Console.cs")]
+    public void TryParse_GitHubBlobUrls_WorksCorrectly(string input, string expectedHost, string expectedOwner, string expectedRepo, string expectedRef, string expectedPath)
+    {
+        var success = RemoteRef.TryParse(input, out var result);
+
+        Assert.True(success);
+        Assert.NotNull(result);
+        Assert.Equal(expectedHost, result.Host);
+        Assert.Equal(expectedOwner, result.Owner);
+        Assert.Equal(expectedRepo, result.Repo);
+        Assert.Equal(expectedRef, result.Ref);
+        Assert.Equal(expectedPath, result.Path);
+        Assert.NotEmpty(result.TempPath);
+    }
+
+    [Theory]
+    [InlineData("https://gist.github.com/username/123456789", "gist.github.com", "username", "123456789", null, null)]
+    [InlineData("https://gist.github.com/octocat/6cad326836d38bd6", "gist.github.com", "octocat", "6cad326836d38bd6", null, null)]
+    [InlineData("https://gist.github.com/devlooped/abc123def", "gist.github.com", "devlooped", "abc123def", null, null)]
+    public void TryParse_GistUrls_WorksCorrectly(string input, string expectedHost, string expectedOwner, string expectedRepo, string? expectedRef, string? expectedPath)
+    {
+        var success = RemoteRef.TryParse(input, out var result);
+
+        Assert.True(success);
+        Assert.NotNull(result);
+        Assert.Equal(expectedHost, result.Host);
+        Assert.Equal(expectedOwner, result.Owner);
+        Assert.Equal(expectedRepo, result.Repo);
+        Assert.Equal(expectedRef, result.Ref);
+        Assert.Equal(expectedPath, result.Path);
+        Assert.NotEmpty(result.TempPath);
+    }
+
+    [Theory]
+    [InlineData("https://gitlab.com/owner/repo/-/blob/main/file.txt", "gitlab.com", "owner", "repo", "main", "file.txt")]
+    [InlineData("https://gitlab.com/gitlab-org/gitlab/-/blob/master/app/assets/javascripts/main.js", "gitlab.com", "gitlab-org", "gitlab", "master", "app/assets/javascripts/main.js")]
+    [InlineData("https://gitlab.com/inkscape/inkscape/-/blob/1.3.x/src/ui/widget/color-scales.cpp", "gitlab.com", "inkscape", "inkscape", "1.3.x", "src/ui/widget/color-scales.cpp")]
+    [InlineData("https://gitlab.com/fdroid/fdroidclient/-/blob/master/app/src/main/java/org/fdroid/fdroid/installer/Installer.java", "gitlab.com", "fdroid", "fdroidclient", "master", "app/src/main/java/org/fdroid/fdroid/installer/Installer.java")]
+    public void TryParse_GitLabBlobUrls_WorksCorrectly(string input, string expectedHost, string expectedOwner, string expectedRepo, string expectedRef, string expectedPath)
+    {
+        var success = RemoteRef.TryParse(input, out var result);
+
+        Assert.True(success);
+        Assert.NotNull(result);
+        Assert.Equal(expectedHost, result.Host);
+        Assert.Equal(expectedOwner, result.Owner);
+        Assert.Equal(expectedRepo, result.Repo);
+        Assert.Equal(expectedRef, result.Ref);
+        Assert.Equal(expectedPath, result.Path);
+        Assert.NotEmpty(result.TempPath);
+    }
 }

src/gist/Program.cs

@@ -28,7 +28,12 @@
 if (alias != null)
     args = [.. parsed.UnmatchedTokens];
 
-if (args.Length == 0 || !RemoteRef.TryParse("gist.github.com/" + args[0], out var location))
+RemoteRef? location = default;
+var validRef = args.Length > 0 &&
+    (RemoteRef.TryParse("gist.github.com/" + args[0], out location) ||
+    RemoteRef.TryParse(args[0], out location));
+
+if (args.Length == 0 || !validRef || location is null)
 {
     AnsiConsole.MarkupLine(
         $"""

src/gist/Properties/launchSettings.json

@@ -6,6 +6,10 @@
     "gist": {
       "commandName": "Project",
       "commandLineArgs": "kzu/0ac826dc7de666546aaedd38e5965381"
+    },
+    "gist url": {
+      "commandName": "Project",
+      "commandLineArgs": "https://gist.github.com/kzu/0ac826dc7de666546aaedd38e5965381"
     }
   }
 }

src/gist/gist.csproj

@@ -46,4 +46,6 @@
     <ProjectReference Include="..\Core\Core.csproj" />
   </ItemGroup>
 
+  <ProjectExtensions><VisualStudio><UserProperties properties_4launchsettings_1json__JsonSchema="https://www.schemastore.org/loobin-1.0.json" /></VisualStudio></ProjectExtensions>
+
 </Project>

src/runfile/Properties/launchSettings.json

@@ -31,6 +31,14 @@
       "commandName": "Project",
       "commandLineArgs": "clean",
       "workingDirectory": "C:\\Code\\WhatsApp"
+    },
+    "damian": {
+      "commandName": "Project",
+      "commandLineArgs": "https://github.com/DamianEdwards/runfile/blob/main/flat/filepath.cs"
+    },
+    "gitlab url": {
+      "commandName": "Project",
+      "commandLineArgs": "https://gitlab.com/kzu/runfile/-/blob/main/program.cs?ref_type=heads"
     }
   }
 }