Fix Hot Reload profile detection for web apps #48909
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Pull Request Overview
This PR fixes hot reload profile detection for web apps by updating the project capability checks and streamlining the web app detection logic. Key changes include:
- Adding a new IsWebApp extension method to correctly identify ASP.NET Core and WebAssembly projects.
- Revising the branching logic in HotReloadProfileReader to improve handling of web project capabilities.
- Updating delta applier instantiations and browser refresh support in CompilationHandler and BrowserConnector.
Reviewed Changes
Copilot reviewed 13 out of 13 changed files in this pull request and generated 1 comment.
Show a summary per file
| File | Description |
|---|---|
| wwwroot/index.html | New basic HTML file for Blazor WebAssembly startup |
| wwwroot/css/app.css | Added an empty CSS class placeholder |
| _Imports.razor | Added necessary using directives |
| WatchAspire.Wasm.csproj | Updated project file with current target framework property and package references |
| launchSettings.json | Added development launch settings for local testing |
| Program.cs | Added minimal program entry point |
| Pages/Index.razor | Added a simple index page |
| App.razor | Updated routing configuration for the app |
| WatchAspire.AppHost.csproj | Updated project references for host configuration |
| ProjectGraphNodeExtensions.cs | Introduced new IsWebApp method using updated static lambda pattern |
| HotReloadProfileReader.cs | Revised logic for determining hot reload profile for web apps |
| CompilationHandler.cs | Updated delta applier creation with improved null checks |
| BrowserConnector.cs | Adjusted web app detection with added clarifying comments |
This was referenced May 13, 2025
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dotnet-watch logic that distinguishes between hosted and standalone Blazor projects should not be applied to non-web projects (e.g. Aspire).
Fixes #48898