private void Parse(State state, Range rng)
{
Console.WriteLine($"Start parse from {rng.Start}");
var lss = 0;
contextChar = '\0';
var len = Editor.Buffer.Document.Lines.Count;
for (var i = rng.Start.Line; i < len; i++)
{
var line = Lines[i];
Editor.AffinityManager.ClearAssociations(i);
var grm = App.Ext.Grammars().GetGrammar(state.GrammarKey);
Styles.ClearStyles(i);
var col = 0;
var sect = grm.Sections[lss];
sect.Sections.ResetSelective();
state = ParseLine(sect, ref col, i);
grm = App.Ext.Grammars().GetGrammar(state.GrammarKey);
var st = (sect.Id != 0 || sect.GrammarKey != Editor.Buffer.GrammarKey) && sect.Multiline ? 2 : StateToBit(state);
while (col <= line.Length)
{
grm = App.Ext.Grammars().GetGrammar(state.GrammarKey);
sect = grm.Sections[state.SectionId];
sect.Sections.ResetSelective();
state = ParseLine(sect, ref col, i);
st = st == 2 ? 1 : StateToBit(state);
}
line.State = st > 1 ? 1 : st;
lss = state.SectionId;
if (i >= rng.End.Line && st == 0 && (i == len - 1 || Lines[i + 1].State == 0))
{
break;
}
}
}