GetFixesAsync Method Implementation

GetFixesAsync Method Implementation

public async Task<IEnumerable<CodeAction>> GetFixesAsync(Document document, TextSpan span, IEnumerable<Diagnostic> diagnostics, CancellationToken cancellationToken)
{
	SyntaxNode root = await document.GetSyntaxRootAsync(cancellationToken).ConfigureAwait(false);

	SyntaxToken token = root.FindToken(span.Start);

	TextSpan diagnosticSpan = diagnostics.First().Location.SourceSpan;

	// Find the method declaration identified by the diagnostic.
	MethodDeclarationSyntax declaration = root.FindToken(diagnosticSpan.Start).Parent.AncestorsAndSelf().OfType<MethodDeclarationSyntax>().First();

	// Return a code action that will invoke the fix.
	return new[] { CodeAction.Create("Reorder Parameters", c => FixIInternalUserOrdinal(document, declaration, c)) };
}