internal static bool IsCompatibleScope(StackMatchExpression expr, ScopeStack scope, ref string matchingKey, ref int depth)
{
depth = 0;
if (scope.Count == 1)
{
var result = expr.MatchesStack(scope, ref matchingKey);
if (result.Item1)
{
return(true);
}
depth = 1;
}
else
{
depth = 0;
while (!scope.IsEmpty)
{
var result = expr.MatchesStack(scope, ref matchingKey);
if (result.Item1)
{
return(true);
}
scope = scope.Pop();
depth++;
}
}
return(false);
}
public override (bool, ScopeStack) MatchesStack(ScopeStack scopeStack, ref string matchExpr)
{
var secondResult = right.MatchesStack(scopeStack, ref matchExpr);
if (secondResult.Item1)
{
return(left.MatchesStack(secondResult.Item2, ref matchExpr));
}
return(secondResult);
}