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Support for .fsproj, .vbproj project files next to .csproj #12087

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Merged
merged 5 commits into from
Oct 21, 2025
Merged

Support for .fsproj, .vbproj project files next to .csproj #12087

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d8d2580
Restored support for .fsproj project files
yreynhout Oct 16, 2025
95f7843
Support csproj, fsproj and vbproj as extensions
yreynhout Oct 18, 2025
81c9c35
Removed the now obsolete check for fsproj only
yreynhout Oct 18, 2025
b4766d3
Fixing whitespace touching caused by the IDE
yreynhout Oct 18, 2025
bd15181
Refactor supported project file extensions handling
JamesNK Oct 21, 2025
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5 changes: 3 additions & 2 deletions src/Aspire.Cli/Projects/ProjectLocator.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -325,6 +325,7 @@ await Parallel.ForEachAsync(appHostFiles, parallelOptions, async (candidateFile,
throw new ProjectLocatorException(ErrorStrings.ProjectFileDoesntExist);
}

var supportedProjectFileExtensions = new HashSet<string>(StringComparer.OrdinalIgnoreCase) { ".csproj", ".fsproj", ".vbproj" };
// Handle explicit apphost.cs files
if (projectFile.Name.Equals("apphost.cs", StringComparison.OrdinalIgnoreCase))
{
Expand All @@ -345,8 +346,8 @@ await Parallel.ForEachAsync(appHostFiles, parallelOptions, async (candidateFile,
throw new ProjectLocatorException(ErrorStrings.ProjectFileDoesntExist);
}
}
// Handle .csproj files
else if (projectFile.Extension.Equals(".csproj", StringComparison.OrdinalIgnoreCase))
// Handle .cs|fs|vbproj files
else if (supportedProjectFileExtensions.Contains(projectFile.Extension))
{
logger.LogDebug("Using project file {ProjectFile}", projectFile.FullName);
return projectFile;
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10 changes: 7 additions & 3 deletions tests/Aspire.Cli.Tests/Projects/ProjectLocatorTests.cs
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Expand Up @@ -244,12 +244,15 @@ public async Task UseOrFindAppHostProjectFileThrowsIfNoProjectWasFound()
Assert.Equal("No project file found.", ex.Message);
}

[Fact]
public async Task UseOrFindAppHostProjectFileReturnsExplicitProjectIfExistsAndProvided()
[Theory]
[InlineData(".csproj")]
[InlineData(".fsproj")]
[InlineData(".vbproj")]
public async Task UseOrFindAppHostProjectFileReturnsExplicitProjectIfExistsAndProvided(string projectFileExtension)
{
var logger = NullLogger<ProjectLocator>.Instance;
using var workspace = TemporaryWorkspace.Create(outputHelper);
var projectFile = new FileInfo(Path.Combine(workspace.WorkspaceRoot.FullName, "AppHost.csproj"));
var projectFile = new FileInfo(Path.Combine(workspace.WorkspaceRoot.FullName, $"AppHost{projectFileExtension}"));
await File.WriteAllTextAsync(projectFile.FullName, "Not a real project file.");

var runner = new TestDotNetCliRunner();
Expand Down Expand Up @@ -1170,3 +1173,4 @@ public async Task FindExecutableProjectsAsync_FindsMultipleExecutableProjects()
Assert.Contains(executableProjects, p => p.FullName == winExeFile.FullName);
}
}