public Segment(List<Segment> segments)
{
if (segments != null && segments.Count >= 1)
{
Segment prev = segments[segments.Count - 1];
prevSegment = prev;
prev.nextSegment = this;
}
}
private void AppendSegment(Segment rlt)
{
if (rlt.SegmentType != SegmentMode.Ignore)
{
Segments.Add(rlt);
}
}
public Segment ReadNextSegment()
{
if (!string.IsNullOrEmpty(rawScript) && index >= 0 && index < rawScript.Length)
{
Segment rlt = new Segment(Segments);
for (; index <= rawScript.Length; index++)
{
if (cacheIndex < 1)
{
cacheIndex++;
}
if (index == rawScript.Length)
{
cache[cacheIndex] = '\0';
}
else
{
cache[cacheIndex] = rawScript[index];
if (cacheIndex == 1 && index + 1 < rawScript.Length)
{
cache[cacheIndex + 1] = rawScript[index + 1];
cacheIndex++;
index++;
}
}
if (rlt.Read(cache, index < rawScript.Length))
{
if ((cache[1] == '"' && rlt.SegmentType == SegmentMode.String)
|| (cacheIndex == 2 && (cache[1] == ' ' && rlt.SegmentType != SegmentMode.String && rlt.SegmentType != SegmentMode.Comment))
|| (rlt.SegmentType == SegmentMode.Comment && "/*".Equals(rlt.StartOpCode)))
{
index++;
cache[0] = cache[1];
cache[1] = cache[2];
}
break;
}
if (cacheIndex == 2)
{
cache[0] = cache[1];
cache[1] = cache[2];
}
}
if (Keywords.Contains(rlt.Content))
{
rlt.SegmentType = SegmentMode.Keyword;
}
else if (rlt.SegmentType == SegmentMode.NewLine)
{
rlt.SegmentType = SegmentMode.Ignore;
}
AppendSegment(rlt);
return rlt;
}
else
{
Segment rlt = new Segment(null);
if (index == rawScript.Length && cache[1] != '\0')
{
cache[2] = '\0';
rlt.Read(cache, false);
index++;
AppendSegment(rlt);
return rlt;
}
else
{
return null;
}
}
}