public override Verb CreateVerb(string[] tokens)
{
Color(position, tokens[1].Length, KeyWords);
AdvanceTabs();
var statementParser = new StatementParser();
var block = new Block();
var index = NextPosition;
while (index < source.Length)
{
if (statementParser.Scan(source, index))
{
index = statementParser.Position;
var verb = statementParser.Verb;
if (verb != null && !(verb is NullOp))
{
block.Add(verb);
}
}
else
{
break;
}
}
RegressTabs();
overridePosition = index;
Block = block;
return(block.PushedVerb);
}
public static IMaybe <(Block, int)> OneLineStatement(string source, int index)
{
var oldTabs = Tabs;
Tabs = "/s*";
var whenUnlessParser = new WhenUnlessParser();
try
{
var parser = new StatementParser();
if (parser.Scan(source, index))
{
var verb = ReturnExpression.Convert(parser.Verb);
whenUnlessParser.OtherVerb = verb;
if (whenUnlessParser.Scan(source, parser.Position))
{
return((Inline(whenUnlessParser.Verb), whenUnlessParser.Position).Some());
}
else
{
return((Inline(verb), parser.Position).Some());
}
}
return(none <(Block, int)>());
}
finally
{
Tabs = oldTabs;
}
}