internal IReadOnlyList <DocumentChange> RemoveImports()
{
ScopeStatement targetStmt = null;
if (!_allScopes)
{
var enclosingNodeWalker = new EnclosingNodeWalker(_ast, _index, _index);
_ast.Walk(enclosingNodeWalker);
targetStmt = enclosingNodeWalker.Target.Parents[enclosingNodeWalker.Target.Parents.Count - 1];
}
var walker = new ImportWalker(_ast, targetStmt);
_ast.Walk(walker);
var changes = new List <DocumentChange>();
foreach (var removeInfo in walker.GetToRemove())
{
// see if we're removing some or all of the
//var node = removeInfo.Node;
var removing = removeInfo.ToRemove;
var removed = removeInfo.Statement;
UpdatedStatement updatedStatement = removed.InitialStatement;
int removeCount = 0;
for (int i = 0, curRemoveIndex = 0; i < removed.NameCount; i++)
{
if (removed.IsRemoved(i, removing))
{
removeCount++;
updatedStatement = updatedStatement.RemoveName(_ast, curRemoveIndex);
}
else
{
curRemoveIndex++;
}
}
var span = removed.Node.GetSpan(_ast);
if (removeCount == removed.NameCount)
{
removeInfo.SiblingCount.Value--;
DeleteStatement(changes, span, removeInfo.SiblingCount.Value == 0);
}
else
{
var newCode = updatedStatement.ToCodeString(_ast);
int proceedingLength = (removed.LeadingWhitespace ?? "").Length;
changes.Add(DocumentChange.Replace(new SourceSpan(
_ast.IndexToLocation(removed.Node.StartIndex - proceedingLength),
span.End
), newCode));
}
}
return(changes.ToArray());
}
internal void RemoveImports()
{
ScopeStatement targetStmt = null;
if (!_allScopes)
{
var enclosingNodeWalker = new EnclosingNodeWalker(_ast, _view.Caret.Position.BufferPosition, _view.Caret.Position.BufferPosition);
_ast.Walk(enclosingNodeWalker);
targetStmt = enclosingNodeWalker.Target.Parents[enclosingNodeWalker.Target.Parents.Length - 1];
}
var walker = new ImportWalker(targetStmt);
_ast.Walk(walker);
using (var edit = _view.TextBuffer.CreateEdit()) {
foreach (var removeInfo in walker.GetToRemove())
{
// see if we're removing some or all of the
//var node = removeInfo.Node;
var removing = removeInfo.ToRemove;
var removed = removeInfo.Statement;
UpdatedStatement updatedStatement = removed.InitialStatement;
int removeCount = 0;
for (int i = 0, curRemoveIndex = 0; i < removed.NameCount; i++)
{
if (removed.IsRemoved(i, removing))
{
removeCount++;
updatedStatement = updatedStatement.RemoveName(_ast, curRemoveIndex);
}
else
{
curRemoveIndex++;
}
}
var span = removed.Node.GetSpan(_ast);
if (removeCount == removed.NameCount)
{
removeInfo.SiblingCount.Value--;
DeleteStatement(edit, span, removeInfo.SiblingCount.Value == 0);
}
else
{
var newCode = updatedStatement.ToCodeString(_ast);
int proceedingLength = (removed.Node.GetLeadingWhiteSpace(_ast) ?? "").Length;
int start = span.Start.Index - proceedingLength;
int length = span.Length + proceedingLength;
edit.Delete(start, length);
edit.Insert(span.Start.Index, newCode);
}
}
edit.Apply();
}
}
internal AP.ChangeInfo[] RemoveImports()
{
ScopeStatement targetStmt = null;
if (!_allScopes)
{
var enclosingNodeWalker = new EnclosingNodeWalker(_ast, _index, _index);
_ast.Walk(enclosingNodeWalker);
targetStmt = enclosingNodeWalker.Target.Parents[enclosingNodeWalker.Target.Parents.Length - 1];
}
var walker = new ImportWalker(targetStmt);
_ast.Walk(walker);
List <AP.ChangeInfo> changes = new List <AnalysisProtocol.ChangeInfo>();
foreach (var removeInfo in walker.GetToRemove())
{
// see if we're removing some or all of the
//var node = removeInfo.Node;
var removing = removeInfo.ToRemove;
var removed = removeInfo.Statement;
UpdatedStatement updatedStatement = removed.InitialStatement;
int removeCount = 0;
for (int i = 0, curRemoveIndex = 0; i < removed.NameCount; i++)
{
if (removed.IsRemoved(i, removing))
{
removeCount++;
updatedStatement = updatedStatement.RemoveName(_ast, curRemoveIndex);
}
else
{
curRemoveIndex++;
}
}
var span = removed.Node.GetSpan(_ast);
if (removeCount == removed.NameCount)
{
removeInfo.SiblingCount.Value--;
DeleteStatement(changes, span, removeInfo.SiblingCount.Value == 0);
}
else
{
var newCode = updatedStatement.ToCodeString(_ast);
int proceedingLength = (removed.Node.GetLeadingWhiteSpace(_ast) ?? "").Length;
int start = _ast.LocationToIndex(span.Start) - proceedingLength;
int length = _ast.GetSpanLength(span) + proceedingLength;
changes.Add(
new AP.ChangeInfo()
{
start = start,
length = length,
newText = ""
}
);
changes.Add(
new AP.ChangeInfo()
{
start = _ast.LocationToIndex(span.Start),
length = 0,
newText = newCode
}
);
}
}
return(changes.ToArray());
}
