internal ResultItems InternalGetWhitespaces
(
ITokenClass leftTokenClass,
int leadingLineBreaks,
int indentLevel,
IEnumerable<IItem> whiteSpaces,
ITokenClass rightTokenClass
)
{
var result = new ResultItems();
var emptyLines = 0;
var isBeginOfLine = leadingLineBreaks > 0;
foreach(var token in whiteSpaces)
{
if(isBeginOfLine && !Lexer.IsLineEnd(token))
{
result.AddLineBreak(leadingLineBreaks - emptyLines);
result.AddSpaces(indentLevel * Configuration.IndentCount);
emptyLines = leadingLineBreaks;
leadingLineBreaks = 0;
isBeginOfLine = false;
}
if(Lexer.IsWhiteSpace(token)
|| (Lexer.IsLineEnd(token) && !IsRelevantLineBreak(emptyLines, rightTokenClass)))
result.AddHidden(token);
else
{
result.Add(token);
if(Lexer.IsLineEnd(token))
emptyLines++;
else
emptyLines = Lexer.IsLineComment(token) ? 1 : 0;
isBeginOfLine = !Lexer.IsComment(token);
}
}
if(isBeginOfLine)
{
result.AddLineBreak(leadingLineBreaks - emptyLines);
result.AddSpaces(indentLevel * Configuration.IndentCount);
leadingLineBreaks = 0;
}
if (result.IsEmpty && SeparatorType.Get(leftTokenClass, rightTokenClass) == SeparatorType.Close)
result.AddSpaces(1);
Tracer.Assert(leadingLineBreaks == 0);
return result;
}
