public void NewLine()
{
ITextSnapshotLine line = CursorLine();
SnapshotPoint pos = line.EndIncludingLineBreak;
string lineBreak = line.GetLineBreakText();
if (lineBreak.Length == 0)
{
lineBreak = "\n";
}
textView.TextBuffer.Insert(pos.Position, lineBreak);
}
public IEnumerable<TextLineCheckerError> CheckLine(ITextSnapshotLine line)
{
if (_chromiumSourceFiles.ApplyCodingStyle(line)) {
var lineBreak = line.GetLineBreakText();
if (lineBreak.Length > 0 && lineBreak != "\n") {
var fragment = line.GetFragment(line.End.Position - 1, line.EndIncludingLineBreak.Position,
TextLineFragment.Options.IncludeLineBreak);
yield return new TextLineCheckerError {
Span = fragment.SnapshotSpan,
Message = "Line breaks should be \"unix\" (i.e. LF) style only.",
};
}
}
}
public IEnumerable <TextLineCheckerError> CheckLine(ITextSnapshotLine line)
{
if (_chromiumSourceFiles.ApplyCodingStyle(line))
{
var lineBreak = line.GetLineBreakText();
if (lineBreak.Length > 0 && lineBreak != "\n")
{
var fragment = line.GetFragment(line.End.Position - 1, line.EndIncludingLineBreak.Position,
TextLineFragment.Options.IncludeLineBreak);
yield return(new TextLineCheckerError {
Span = fragment.SnapshotSpan,
Message = "Line breaks should be \"unix\" (i.e. LF) style only.",
});
}
}
}
private string GetLineBreakTextFromPreviousLine(ITextBuffer textBuffer, int pos)
{
int currentLineNumber = textBuffer.CurrentSnapshot.GetLineNumberFromPosition(pos);
string lineBreakText = null;
if (currentLineNumber > 0)
{
ITextSnapshotLine previousLine = textBuffer.CurrentSnapshot.GetLineFromLineNumber(currentLineNumber - 1);
lineBreakText = previousLine.GetLineBreakText();
}
if (string.IsNullOrEmpty(lineBreakText))
{
lineBreakText = Environment.NewLine;
}
return(lineBreakText);
}
/// <summary>
/// Inserts comment at the given point.
/// </summary>
/// <param name="currentSnapshotLine">The <see cref="ITextSnapshotLine"/>.</param>
/// <returns>True if successful; otherwise false.</returns>
/// <remarks>The <see cref="ITextSnapshotLine"/>'s LineNumber is starting from 0.</remarks>
private bool InsertCommentAtPoint(ITextSnapshotLine currentSnapshotLine)
{
// Data validation
if (currentSnapshotLine == null || this.dte == null)
{
return(false);
}
// Get text selection to insert the comment
var textSelection = this.dte.ActiveDocument.Selection as TextSelection;
if (textSelection == null)
{
return(false);
}
// Initialize
var currentLine = currentSnapshotLine.GetText();
var lineBreak = currentSnapshotLine.GetLineBreakText();
lineBreak = String.IsNullOrEmpty(lineBreak) ? "\r\n" : lineBreak;
var lineNum = textSelection.ActivePoint.Line;
var offset = textSelection.ActivePoint.LineCharOffset;
// Move to the end of next line
textSelection.LineDown();
textSelection.EndOfLine();
// Update the indent
var indent = this.GetIndention(textSelection.CurrentLine);
// Get code element
var fileCodeModel = this.dte.ActiveDocument.ProjectItem.FileCodeModel;
CodeElement codeElement = fileCodeModel == null ? null : fileCodeModel.CodeElementFromPoint(textSelection.ActivePoint, vsCMElement.vsCMElementFunction);
// Add comments for function
if (codeElement != null && codeElement is CodeFunction)
{
// Get function element
CodeFunction function = codeElement as CodeFunction;
// Don't generate comment if inside a function body
var startPoint = function.GetStartPoint();
if (startPoint != null && startPoint.Line <= lineNum)
{
textSelection.MoveToLineAndOffset(lineNum, offset);
return(false);
}
// Generate comment for function
StringBuilder sb = new StringBuilder(indent + "/// <summary>" + lineBreak + indent + "/// " + lineBreak + indent + "/// </summary>");
foreach (CodeElement child in codeElement.Children)
{
CodeParameter parameter = child as CodeParameter;
if (parameter != null)
{
sb.AppendFormat("{0}{1}/// <param name=\"{2}\"></param>", lineBreak, indent, parameter.Name);
}
}
// If there is the return type is not void, generate a returns element
if (function.Type.AsString != "void")
{
sb.AppendFormat("{0}{1}/// <returns></returns>", lineBreak, indent);
}
// Move to summary element
textSelection.MoveToLineAndOffset(lineNum, offset);
if (offset > 1)
{
textSelection.DeleteLeft(offset - 1);
}
textSelection.Insert(sb.ToString());
textSelection.MoveToLineAndOffset(lineNum + 1, offset);
textSelection.EndOfLine();
return(true);
}
// Add comment for tshe top level function declaration
else if (codeElement == null && this.TryAddCommentForTopLevelFunctionDeclaration(textSelection, lineBreak, indent, lineNum, offset))
{
return(true);
}
// TODO(acmore): Check if it's inside a function
// Add summary comment
else
{
// Generate a summary element
textSelection.MoveToLineAndOffset(lineNum, offset);
if (offset > 1)
{
textSelection.DeleteLeft(offset - 1);
}
textSelection.Insert(String.Format("{0}/// <summary>{0}{1}/// {0}{1}/// </summary>", indent, lineBreak, indent));
// Move to summary element
textSelection.MoveToLineAndOffset(lineNum + 1, offset);
textSelection.EndOfLine();
return(true);
}
}
