public static string NormalizeSpace(string input, NormalizeSpaceOptions options = NormalizeSpaceOptions.Default)
{
string pattern = options.HasFlag(NormalizeSpaceOptions.PreserveLineBreaks) ?
@"[^\S\r\n]+" :
@"\s+";
return(Regex.Replace(input, pattern, " "));
}
public static string NormalizeLineBreaks(string input, NormalizeSpaceOptions options = NormalizeSpaceOptions.Default)
{
string result = Regex.Replace(input, @"\r\n|\n", "\n");
// Runs of 2 or more line breaks will be collapsed into a single line break unless the PreserveLineBreaks flag is set.
if (!options.HasFlag(NormalizeSpaceOptions.PreserveLineBreaks))
{
if (options.HasFlag(NormalizeSpaceOptions.PreserveParagraphBreaks))
{
result = Regex.Replace(result, @"\n{3,}", "\n\n");
}
else
{
result = Regex.Replace(result, @"\n+", "\n");
}
}
// Replace the temporary newlines with the evironment's newline sequence.
result = Regex.Replace(result, @"\n", Environment.NewLine);
return(result);
}
