public AbsoluteCodeLine(string code, IIndenterSettings settings, AbsoluteCodeLine previous)
{
_settings = settings;
Previous = previous;
if (code.EndsWith(StupidLineEnding))
{
_code = code.Substring(0, code.Length - StupidLineEnding.Length);
_stupidLineEnding = true;
}
else
{
_code = code;
}
Original = code;
_escaper = new StringLiteralAndBracketEscaper(_code);
_code = _escaper.EscapedString;
ExtractLineNumber();
ExtractEndOfLineComment();
_segments = _code.Split(new[] { ": " }, StringSplitOptions.None);
}
//The splitNamed parameter is a straight up hack for fixing https://github.com/rubberduck-vba/Rubberduck/issues/2402
private int FunctionAlign(string line, bool splitNamed)
{
line = new StringLiteralAndBracketEscaper(line).EscapedString;
var stackPos = _alignment.Count;
for (var index = StartIgnoreRegex.Match(line).Length + 1; index <= line.Length; index++)
{
var character = line.Substring(index - 1, 1);
switch (character)
{
case "\a":
case "\x2":
break;
case "(":
//Start of another function => remember this position
_alignment.Push(new AlignmentToken(AlignmentTokenType.Function, index, ++_nestingDepth));
_alignment.Push(new AlignmentToken(AlignmentTokenType.Parameter, index + 1, _nestingDepth));
break;
case ")":
//Function finished => Remove back to the previous open bracket
while (_alignment.Any())
{
var finished = _alignment.Count == stackPos + 1;
var token = _alignment.Pop();
if (token.Type == AlignmentTokenType.Function && token.NestingDepth == _nestingDepth - 1)
{
_alignment.Push(token);
finished = true;
}
if (finished)
{
_nestingDepth--;
break;
}
}
break;
case " ":
if (index + 3 < line.Length && line.Substring(index - 1, 3).Equals(" = "))
{
//Space before an = sign => remember it to align to later
if (!_alignment.Any(a => a.Type == AlignmentTokenType.Equals || a.Type == AlignmentTokenType.Variable))
{
_alignment.Push(new AlignmentToken(AlignmentTokenType.Equals, index + 2, _nestingDepth));
}
}
else if (!_alignment.Any() && index < line.Length - 2)
{
//Space after a name before the end of the line => remember it for later
_alignment.Push(new AlignmentToken(AlignmentTokenType.Variable, index, _nestingDepth));
}
else if (index > 5 && line.Substring(index - 6, 6).Equals(" Then "))
{
//Clear the collection if we find a Then in an If...Then and set the
//indenting to align with the bit after the "If "
while (_alignment.Count > 1)
{
_alignment.Pop();
}
}
break;
case ",":
//Start of a new parameter => remember it to align to
_alignment.Push(new AlignmentToken(AlignmentTokenType.Parameter, index + 1, _nestingDepth));
break;
case ":":
if (line.Substring(index - 1, 2).Equals(":="))
{
//A named paremeter => remember to align to after the name
_alignment.Push(new AlignmentToken(AlignmentTokenType.Parameter, index + 3, _nestingDepth));
}
else if (line.Substring(index, 2).Equals(": "))
{
//A new line section, so clear the brackets
_alignment.Clear();
index++;
}
break;
}
}
//If we end with a comma or a named parameter, get rid of all other comma alignments
if (line.EndsWith(", _") || line.EndsWith(":= _") || splitNamed)
{
while (_alignment.Any() && _alignment.Peek().Type == AlignmentTokenType.Parameter)
{
_alignment.Pop();
}
}
else if (line.EndsWith("( _")) //If we end with a "( _", remove it and the space alignment after it'
{
_alignment.Pop();
_alignment.Pop();
}
var output = 0;
var fallback = 0;
//Get the position of the unmatched bracket and align to that
foreach (var align in _alignment.Reverse())
{
switch (align.Type)
{
case AlignmentTokenType.Parameter:
output = align.Position - 1;
break;
case AlignmentTokenType.Function:
case AlignmentTokenType.Equals:
output = align.Position;
break;
default:
fallback = align.Position - 1;
break;
}
}
if (fallback == 0 || fallback >= line.Length - 1)
{
fallback = !_alignment.Any() ? (_settings.IndentSpaces * 2) : 0;
}
else
{
fallback = fallback + 1;
}
return(output > 0 ? output : fallback);
}