internal static Match LineMatchesRegex(EditPoint point, Regex regex)
{
var line = point.GetLine();
var match = regex.Match(line);
return(match);
}
/// <summary>
/// Expand a textpoint to the full comment, in the direction specified by the <paramref name="foundAction"/>.
/// </summary>
/// <param name="point">The initial starting point for the expansion.</param>
/// <param name="foundAction">An action which advances the search either up or down.</param>
/// <returns>
/// The endpoint of the comment, or <c>null</c> if the expansion did not find a valid comment.
/// </returns>
private EditPoint Expand(TextPoint point, Action <EditPoint> foundAction)
{
EditPoint current = point.CreateEditPoint();
EditPoint result = null;
string prefix = null;
do
{
var line = current.Line;
var text = current.GetLine();
var match = _commentLineRegex.Match(text);
if (match.Success)
{
// Cancel the expansion if the prefix does not match. This takes priority over
// the initial spacer check to allow formatting comments adjacent to Stylecop
// SA1626 style commented code.
var currentPrefix = match.Groups["prefix"].Value.TrimStart();
if (prefix != null && !string.Equals(prefix, currentPrefix))
{
break;
}
else
{
prefix = currentPrefix;
}
// The initial spacer is required, otherwise we assume this is commented out
// code and do not format.
if (match.Groups["initialspacer"].Success)
{
result = current.CreateEditPoint();
foundAction(current);
// If result and iterator line are the same, the found action (move line up or
// down) did nothing. This means we're at the start or end of the file, and
// there is no point to keep searching, it would create an infinite loop.
if (result.Line == current.Line)
{
break;
}
}
else
{
// Did not succesfully match the intial spacer, we have to assume this is
// code and cancel all formatting.
result = null;
current = null;
}
}
else
{
current = null;
}
} while (current != null);
return(result);
}
private EditPoint Expand(TextPoint point, Action <EditPoint> foundAction)
{
EditPoint current = point.CreateEditPoint();
EditPoint result = null;
string prefix = null;
do
{
var line = current.Line;
var text = current.GetLine();
var match = _commentLineRegex.Match(text);
if (match.Success)
{
// The initial spacer is required, otherwise we assume this is commented out
// code and do not format.
if (match.Groups["initialspacer"].Success)
{
// Get the comment prefix for the current line.
var currentPrefix = match.Groups["prefix"].Value.TrimStart();
if (prefix == null)
{
prefix = currentPrefix;
}
// Cancel the expanding if the prefix does not match.
if (prefix != currentPrefix)
{
break;
}
result = current.CreateEditPoint();
foundAction(current);
// If result and iterator line are the same, the found action (move line up or
// down) did nothing. This means we're at the start or end of the file, and
// there is no point to keep searching, it would create an infinite loop.
if (result.Line == current.Line)
{
break;
}
}
else
{
// This is code! Set to null to abandon loop.
result = null;
current = null;
}
}
else
{
current = null;
}
} while (current != null);
return(result);
}
/// <summary>
/// Inserts a blank line after the specified point except where adjacent to a brace.
/// </summary>
/// <param name="point">The point.</param>
internal static void InsertBlankLineAfterPoint(EditPoint point)
{
if (point.AtEndOfDocument)
{
return;
}
point.LineDown(1);
point.StartOfLine();
string text = point.GetLine();
if (RegexNullSafe.IsMatch(text, @"^\s*[^\s\}]"))
{
point.Insert(Environment.NewLine);
}
}
/// <summary>
/// Inserts a blank line before the specified point except where adjacent to a brace.
/// </summary>
/// <param name="point">The point.</param>
internal static void InsertBlankLineBeforePoint(EditPoint point)
{
if (point.Line <= 1)
{
return;
}
point.LineUp(1);
point.StartOfLine();
string text = point.GetLine();
if (RegexNullSafe.IsMatch(text, @"^\s*[^\s\{]")) // If it is not a scope boundary, insert newline.
{
point.EndOfLine();
point.Insert(Environment.NewLine);
}
}
private EditPoint Expand(TextPoint point, Action <EditPoint> foundAction)
{
EditPoint i = point.CreateEditPoint();
EditPoint result = null;
do
{
var line = i.Line;
var text = i.GetLine();
if (CodeCommentHelper.LineMatchesRegex(i, _commentLineRegex).Success)
{
result = i.CreateEditPoint();
foundAction(i);
// If result and iterator line are the same, the found action (move line up or
// down) did nothing. This means there is no point to keep searching, it would
// create an infinite loop.
if (result.Line == i.Line)
{
break;
}
}
else
{
if (i != null && result != null && CodeCommentHelper.LineMatchesRegex(i, _codeLineRegex).Success)
{
result = null;
}
i = null;
}
} while (i != null);
return(result);
}
internal static Match LineMatchesRegex(EditPoint point, Regex regex)
{
var line = point.GetLine();
var match = regex.Match(line);
return match;
}
/// <summary>
/// Inserts a blank line after the specified point except where adjacent to a brace.
/// </summary>
/// <param name="point">The point.</param>
internal static void InsertBlankLineAfterPoint(EditPoint point)
{
if (point.AtEndOfDocument) return;
point.LineDown(1);
point.StartOfLine();
string text = point.GetLine();
if (Regex.IsMatch(text, @"^\s*[^\s\}]"))
{
point.Insert(Environment.NewLine);
}
}
/// <summary>
/// Inserts a blank line before the specified point except where adjacent to a brace.
/// </summary>
/// <param name="point">The point.</param>
internal static void InsertBlankLineBeforePoint(EditPoint point)
{
if (point.Line <= 1) return;
point.LineUp(1);
point.StartOfLine();
string text = point.GetLine();
if (Regex.IsMatch(text, @"^\s*[^\s\{]")) // If it is not a scope boundary, insert newline.
{
point.EndOfLine();
point.Insert(Environment.NewLine);
}
}
internal static Match LineMatchesRegex(EditPoint point, Regex regex)
{
return regex.Match(point.GetLine());
}
internal static Match LineMatchesRegex(EditPoint point, Regex regex)
{
return(regex.Match(point.GetLine()));
}