private void SaveSimpleKey()
{
// A simple key is required at the current position if the scanner is in
// the block context and the current column coincides with the indentation
// level.
bool isRequired = (flowLevel == 0 && indent == cursor.LineOffset);
// A simple key is required only when it is the first token in the current
// line. Therefore it is always allowed. But we add a check anyway.
Debug.Assert(simpleKeyAllowed || !isRequired, "Can't require a simple key and disallow it at the same time."); // Impossible.
// If the current position may start a simple key, save it.
if (simpleKeyAllowed)
{
var key = new SimpleKey(true, isRequired, tokensParsed + tokens.Count, cursor);
RemoveSimpleKey();
simpleKeys.Pop();
simpleKeys.Push(key);
}
}
