/// <summary>
/// Given text string (typically content of a text buffer)
/// calculates size of indentation (length of the leading
/// whitespace in the line) in spaces.
/// </summary>
/// <param name="text"></param>
/// <param name="tabSize"></param>
/// <returns></returns>
public static int TextIndentInSpaces(string text, int tabSize)
{
int spaces = 0;
int indent = 0;
for (int i = 0; i < text.Length; i++)
{
char ch = text[i];
if (!Char.IsWhiteSpace(ch))
{
break;
}
if (ch.IsLineBreak())
{
break;
}
indent += IndentBuilder.GetWhiteSpaceCharLength(ch, spaces, tabSize);
if (ch == ' ')
{
spaces++;
}
}
return(indent);
}
/// <summary>
/// Calculates length of text in spaces, converting tabs to spaces using specified tab size.
/// </summary>
public static int TextLengthInSpaces(string text, int tabSize)
{
var length = 0;
var spaces = 0;
for (var i = 0; i < text.Length; i++)
{
var ch = text[i];
if (ch.IsLineBreak())
{
break;
}
length += IndentBuilder.GetWhiteSpaceCharLength(ch, spaces, tabSize);
if (ch == ' ')
{
spaces++;
}
}
return(length);
}
public TextBuilder(IndentBuilder indentBuilder)
{
_indentBuilder = indentBuilder;
}
public static int InnerIndentSizeFromLine(ITextSnapshotLine line, RFormatOptions options) {
string lineText = line.GetText();
string leadingWhitespace = lineText.Substring(0, lineText.Length - lineText.TrimStart().Length);
IndentBuilder indentbuilder = new IndentBuilder(options.IndentType, options.IndentSize, options.TabSize);
return IndentBuilder.TextIndentInSpaces(leadingWhitespace + indentbuilder.SingleIndentString, options.TabSize);
}
public RFormatter(RFormatOptions options) {
_options = options;
_indentBuilder = new IndentBuilder(_options.IndentType, _options.IndentSize, _options.TabSize);
_tb = new TextBuilder(_indentBuilder);
_formattingScopes.Push(new FormattingScope(_indentBuilder));
}
public RFormatter(RFormatOptions options) {
_options = options;
_indentBuilder = new IndentBuilder(_options.IndentType, _options.IndentSize, _options.TabSize);
_tb = new TextBuilder(_indentBuilder);
}
public FormattingScope(IndentBuilder indentBuilder) {
_indentBuilder = indentBuilder;
}
public TextBuilder(IndentBuilder indentBuilder) {
_indentBuilder = indentBuilder;
}
public void CloseIndentLevel() => IndentBuilder.CloseIndentLevel();
public void NewIndentLevel() => IndentBuilder.NewIndentLevel();