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display completions

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This commit is contained in:
Matt Parker
2025-08-18 19:56:25 +10:00
parent 39b39cddcc
commit 28a6e95d2b
2 changed files with 53 additions and 1 deletions
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28
src/SharpIDE.Application/Features/Analysis/RoslynAnalysis.cs
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@@ -6,6 +6,7 @@ using Microsoft.CodeAnalysis.Classification;
using Microsoft.CodeAnalysis.CodeActions;
using Microsoft.CodeAnalysis.CodeFixes;
using Microsoft.CodeAnalysis.CodeRefactorings;
using Microsoft.CodeAnalysis.Completion;
using Microsoft.CodeAnalysis.Diagnostics;
using Microsoft.CodeAnalysis.Host.Mef;
using Microsoft.CodeAnalysis.MSBuild;
@@ -162,6 +163,16 @@ public static class RoslynAnalysis
return result;
}
public static async Task<CompletionList> GetCodeCompletionsForDocumentAtPosition(SharpIdeFile fileModel, LinePosition linePosition)
{
await _solutionLoadedTcs.Task;
var project = _workspace!.CurrentSolution.Projects.Single(s => s.FilePath == ((IChildSharpIdeNode)fileModel).GetNearestProjectNode()!.FilePath);
var document = project.Documents.Single(s => s.FilePath == fileModel.Path);
Guard.Against.Null(document, nameof(document));
var completions = await GetCompletionsAsync(document, linePosition).ConfigureAwait(false);
return completions;
}
public static async Task<ImmutableArray<CodeAction>> GetCodeFixesForDocumentAtPosition(SharpIdeFile fileModel, LinePosition linePosition)
{
var cancellationToken = CancellationToken.None;
@@ -241,4 +252,21 @@ public static class RoslynAnalysis
return codeActions.ToImmutableArray();
}
private static async Task<CompletionList> GetCompletionsAsync(Document document, LinePosition linePosition)
{
var cancellationToken = CancellationToken.None;
var completionService = CompletionService.GetService(document);
if (completionService is null) throw new InvalidOperationException("Completion service is not available for the document.");
var sourceText = await document.GetTextAsync(cancellationToken);
var position = sourceText.Lines.GetPosition(linePosition);
var completions = await completionService.GetCompletionsAsync(document, position, cancellationToken: cancellationToken);
// foreach (var item in completions.ItemsList)
// {
// Console.WriteLine($"Completion: {item.DisplayText}");
// }
return completions;
}
}