public static InlineVaiable FromIdentifier(SyntaxToken identifier)
{
var span = identifier.SyntaxTree.GetLineSpan(identifier.Span);
InlineVaiable res = new InlineVaiable()
{
Name = identifier.Text,
Line = span.StartLinePosition.Line,
Column = span.StartLinePosition.Character,
EndLine = span.EndLinePosition.Line,
EndColumn = span.EndLinePosition.Character
};
return(res);
}
void HandleInlineVariable(IRequestResponder <InlineVariableArguments> handler)
{
List <InlineVaiable> res = new List <InlineVaiable>();
var DocumentName = handler.Arguments.DocumentName;
try
{
if (File.Exists(DocumentName))
{
using (var stream = File.OpenRead(DocumentName))
{
SyntaxTree syntaxTree = CSharpSyntaxTree.ParseText(SourceText.From(stream), path: DocumentName);
TextLine textLine = syntaxTree.GetText().Lines[handler.Arguments.Line];
Location location = syntaxTree.GetLocation(textLine.Span);
SyntaxTree sourceTree = location.SourceTree;
SyntaxNode node = location.SourceTree.GetRoot().FindNode(location.SourceSpan, true, true);
bool isLambda = GetParentMethod <LambdaExpressionSyntax>(node.Parent) != null;
BaseMethodDeclarationSyntax method = GetParentMethod <MethodDeclarationSyntax>(node.Parent);
if (method == null)
{
method = GetParentMethod <ConstructorDeclarationSyntax>(node.Parent);
}
foreach (var i in method.ParameterList.Parameters)
{
var span = syntaxTree.GetLineSpan(i.Identifier.Span);
if (span.StartLinePosition.Line > handler.Arguments.Line)
{
continue;
}
res.Add(InlineVaiable.FromIdentifier(i.Identifier));
}
foreach (var i in method.Body.Statements)
{
if (i is LocalDeclarationStatementSyntax local)
{
foreach (var j in local.Declaration.Variables)
{
var span = syntaxTree.GetLineSpan(j.Identifier.Span);
if (span.StartLinePosition.Line > handler.Arguments.Line)
{
continue;
}
res.Add(InlineVaiable.FromIdentifier(j.Identifier));
}
}
if (i is ForStatementSyntax fore)
{
foreach (var j in fore.Declaration.Variables)
{
var span = syntaxTree.GetLineSpan(j.Identifier.Span);
if (span.StartLinePosition.Line > handler.Arguments.Line)
{
continue;
}
res.Add(InlineVaiable.FromIdentifier(j.Identifier));
}
}
if (i is ForEachStatementSyntax fore2)
{
}
}
}
}
handler.SetResponse(new InlineVariableResponse()
{
Variables = res
});
}
catch (Exception ex)
{
handler.SetError(new ProtocolException(ex.ToString()));
}
}
