void ReParse()
{
try
{
var newSnapshot = _buffer.CurrentSnapshot;
var textSnapshotLines = newSnapshot.Lines.ToList();
var data = new RegionParserData
{
TextSnapshotLines = textSnapshotLines
};
RegionParser.Parse(data);
var newRegions = data.Regions;
//determine the changed span, and send a changed event with the new spans
var oldSpans = new List <Span>(_regions.Select(r => AsSnapshotSpan(r, _snapshot)
.TranslateTo(newSnapshot, SpanTrackingMode.EdgeExclusive)
.Span));
var newSpans = new List <Span>(newRegions.Select(r => AsSnapshotSpan(r, newSnapshot).Span));
var oldSpanCollection = new NormalizedSpanCollection(oldSpans);
var newSpanCollection = new NormalizedSpanCollection(newSpans);
//the changed regions are regions that appear in one set or the other, but not both.
var removed = NormalizedSpanCollection.Difference(oldSpanCollection, newSpanCollection);
var changeStart = int.MaxValue;
var changeEnd = -1;
if (removed.Count > 0)
{
changeStart = removed[0].Start;
changeEnd = removed[removed.Count - 1].End;
}
if (newSpans.Count > 0)
{
changeStart = Math.Min(changeStart, newSpans[0].Start);
changeEnd = Math.Max(changeEnd, newSpans[newSpans.Count - 1].End);
}
_snapshot = newSnapshot;
_regions = newRegions;
if (changeStart <= changeEnd)
{
TagsChanged?.Invoke(this, new SnapshotSpanEventArgs(new SnapshotSpan(_snapshot, Span.FromBounds(changeStart, changeEnd))));
}
}
catch (Exception e)
{
Log.Push(e);
}
}
public static void Parse(RegionParserData data)
{
var lineCount = data.LineCount;
for (var i = 0; i < lineCount; i++)
{
if (i + 4 >= lineCount)
{
continue;
}
var nextLineText = data[i + 1]?.Replace(" ", string.Empty);
var isResponseCheck = nextLineText?.StartsWith("if(!") == true && nextLineText.EndsWith(".Success)");
var LineNumber = data.GetLineNumber(i);
if (isResponseCheck)
{
//var response = bo.call();
//if (!response.Success)
//{
// return returnObject.Add(response); -> var x = bo.call();
//}
// var x = response.Value;
var leftBracketOffset = 2;
if (data[i + leftBracketOffset]?.Trim() != "{")
{
continue;
}
var rightBracketOffset = 4;
// returnObject.Results.AddRange(responseAcc.Results);
if (IsAddingResultToReturnObject(data[i + leftBracketOffset + 1]) &&
data[i + leftBracketOffset + 2]?.Trim() == "return returnObject;" &&
data[i + leftBracketOffset + 3]?.Trim() == "}")
{
rightBracketOffset = leftBracketOffset + 3;
}
else if (data[i + leftBracketOffset + 1]?.Trim().StartsWith("return returnObject") == true &&
data[i + leftBracketOffset + 2]?.Trim() == "}")
{
rightBracketOffset = leftBracketOffset + 2;
}
else if (data[i + leftBracketOffset + 1]?.Trim().StartsWith("Context.AddResult(") == true &&
data[i + leftBracketOffset + 2]?.Trim() == "return;" &&
data[i + leftBracketOffset + 3]?.Trim() == "}")
{
rightBracketOffset = leftBracketOffset + 3;
}
else
{
continue;
}
var firstChar = data[i + 1].First(c => c != ' ');
var firstCharIndex = data[i + 1].IndexOf(firstChar);
var currentLine = data[i];
var currentLineAsAssignmentLine = VariableAssignmentLine.Parse(currentLine);
if (currentLineAsAssignmentLine == null)
{
continue;
}
VariableAssignmentLine responseValueAssignmentToAnotherVariable = null;
// walk empty lines
var endOfEmptyLinesOffset = rightBracketOffset + 1;
if (rightBracketOffset < lineCount - 1)
{
while (true)
{
if (i + endOfEmptyLinesOffset >= lineCount)
{
break;
}
if (!string.IsNullOrEmpty(data[i + endOfEmptyLinesOffset]))
{
break;
}
endOfEmptyLinesOffset++;
}
responseValueAssignmentToAnotherVariable = VariableAssignmentLine.Parse(data[i + endOfEmptyLinesOffset]);
}
if (responseValueAssignmentToAnotherVariable != null && VariableAssignmentLine.IsResponseValueMatch(currentLineAsAssignmentLine, responseValueAssignmentToAnotherVariable))
{
var sb = new StringBuilder();
if (responseValueAssignmentToAnotherVariable.VariableTypeName != null)
{
sb.Append(responseValueAssignmentToAnotherVariable.VariableTypeName);
sb.Append(" ");
}
sb.Append(responseValueAssignmentToAnotherVariable.VariableName);
sb.Append(" = ");
sb.Append(currentLineAsAssignmentLine.AssignedValue);
sb.Append(";");
data.Regions.Add(new Region
{
StartLine = LineNumber,
StartOffset = firstCharIndex,
EndLine = data.GetLineNumber(i + endOfEmptyLinesOffset),
Text = sb.ToString()
});
i = i + endOfEmptyLinesOffset;
continue;
}
data.Regions.Add(new Region
{
StartLine = LineNumber,
StartOffset = firstCharIndex,
EndLine = data.GetLineNumber(i + rightBracketOffset),
Text = currentLineAsAssignmentLine.AssignedValue + ";"
});
i = i + rightBracketOffset;
}
}
}
