private async Task<Solution> IntroduceField(Document document, ParameterSyntax paramDecl, CancellationToken cancellationToken)
{
var rootNode = await document.GetSyntaxRootAsync();
var rewriter = new IntroduceFieldRewriter(paramDecl);
rootNode = rewriter.Visit(rootNode);
var alterConstructorRewriter = new AlterConstructorRewriter(rewriter.GeneratedField, paramDecl.FirstAncestorOrSelf<ConstructorDeclarationSyntax>(), rewriteParams: false);
rootNode = alterConstructorRewriter.Visit(rootNode);
rootNode = Formatter.Format(rootNode, document.Project.Solution.Workspace);
// Produce a new solution that has all references to that type renamed, including the declaration.
return document.WithSyntaxRoot(rootNode).Project.Solution;
}
private async Task<Solution> InjectViaConstructor(Document document, FieldDeclarationSyntax fieldDecl, CancellationToken cancellationToken)
{
var rootNode = await document.GetSyntaxRootAsync();
var constrLocatorVisitor = new ConstructorLocatorVisitor();
var targetConstructor = constrLocatorVisitor.GetTargetConstructor(rootNode);
if(targetConstructor == null)
{
// Need to add new constructor
var newConstructorWriter = new AddNewConstructorRewriter();
rootNode = newConstructorWriter.Visit(rootNode);
}
var rewriter = new AlterConstructorRewriter(fieldDecl, targetConstructor);
rootNode = rewriter.Visit(rootNode);
rootNode = Formatter.Format(rootNode, document.Project.Solution.Workspace);
// Produce a new solution that has all references to that type renamed, including the declaration.
return document.WithSyntaxRoot(rootNode).Project.Solution;
}