private void ExtractMethod(ExtractMethodModel model)
{
var selection = model.Selection.Selection;
_editor.DeleteLines(selection);
_editor.InsertLines(selection.StartLine, GetMethodCall(model));
var insertionLine = model.SourceMember.Context.GetSelection().EndLine - selection.LineCount + 2;
_editor.InsertLines(insertionLine, GetExtractedMethod(model));
// assumes these are declared *before* the selection...
var offset = 0;
foreach (var declaration in model.DeclarationsToMove.OrderBy(e => e.Selection.StartLine))
{
var target = new Selection(
declaration.Selection.StartLine - offset,
declaration.Selection.StartColumn,
declaration.Selection.EndLine - offset,
declaration.Selection.EndColumn);
_editor.DeleteLines(target);
offset += declaration.Selection.LineCount;
}
}
private void RemoveVariable(Declaration target)
{
Selection selection;
var declarationText = target.Context.GetText();
var multipleDeclarations = target.HasMultipleDeclarationsInStatement();
var variableStmtContext = target.GetVariableStmtContext();
if (!multipleDeclarations)
{
declarationText = variableStmtContext.GetText();
selection = target.GetVariableStmtContextSelection();
}
else
{
selection = new Selection(target.Context.Start.Line, target.Context.Start.Column,
target.Context.Stop.Line, target.Context.Stop.Column);
}
var oldLines = _editor.GetLines(selection);
var newLines = oldLines.Replace(" _" + Environment.NewLine, string.Empty)
.Remove(selection.StartColumn, declarationText.Length);
if (multipleDeclarations)
{
selection = target.GetVariableStmtContextSelection();
newLines = RemoveExtraComma(_editor.GetLines(selection).Replace(oldLines, newLines),
target.CountOfDeclarationsInStatement(), target.IndexOfVariableDeclarationInStatement());
}
var newLinesWithoutExcessSpaces = newLines.Split(new[] { Environment.NewLine }, StringSplitOptions.None);
for (var i = 0; i < newLinesWithoutExcessSpaces.Length; i++)
{
newLinesWithoutExcessSpaces[i] = newLinesWithoutExcessSpaces[i].RemoveExtraSpacesLeavingIndentation();
}
for (var i = newLinesWithoutExcessSpaces.Length - 1; i >= 0; i--)
{
if (newLinesWithoutExcessSpaces[i].Trim() == string.Empty)
{
continue;
}
if (newLinesWithoutExcessSpaces[i].EndsWith(" _"))
{
newLinesWithoutExcessSpaces[i] =
newLinesWithoutExcessSpaces[i].Remove(newLinesWithoutExcessSpaces[i].Length - 2);
}
break;
}
_editor.DeleteLines(selection);
_editor.InsertLines(selection.StartLine, string.Join(Environment.NewLine, newLinesWithoutExcessSpaces));
}
private void SetFieldToPrivate(CodeModule module)
{
if (_model.TargetDeclaration.Accessibility == Accessibility.Private)
{
return;
}
RemoveField(_model.TargetDeclaration);
var newField = "Private " + _model.TargetDeclaration.IdentifierName + " As " +
_model.TargetDeclaration.AsTypeName;
module.InsertLines(module.CountOfDeclarationLines + 1, newField);
_editor.SetSelection(_model.TargetDeclaration.QualifiedSelection);
for (var index = 1; index <= module.CountOfDeclarationLines; index++)
{
if (module.Lines[index, 1].Trim() == string.Empty)
{
_editor.DeleteLines(new Selection(index, 0, index, 0));
}
}
}