private static void ReadExpected(Type1Tokenizer tokenizer, Type1Token.TokenType type, string text = null)
{
var token = tokenizer.GetNext();
if (token == null)
{
throw new InvalidOperationException($"Type 1 Encrypted portion ended when a token with text '{text}' was expected.");
}
if (token.Type != type || (text != null && !string.Equals(token.Text, text, StringComparison.OrdinalIgnoreCase)))
{
throw new InvalidOperationException($"Found invalid token {token} when type {type} with text {text} was expected.");
}
}
private static void ReadExpectedAfterOptional(Type1Tokenizer tokenizer, Type1Token.TokenType optionalType, string optionalText,
Type1Token.TokenType type, string text)
{
var token = tokenizer.GetNext();
if (token == null)
{
throw new InvalidOperationException($"Type 1 Encrypted portion ended when a token with text '{optionalText}' or '{text}' was expected.");
}
if (token.Type == type && string.Equals(token.Text, text, StringComparison.OrdinalIgnoreCase))
{
return;
}
if (token.Type == optionalType && string.Equals(token.Text, optionalText, StringComparison.OrdinalIgnoreCase))
{
ReadExpected(tokenizer, type, text);
return;
}
throw new InvalidOperationException($"Found invalid token {token} when type {type} with text {text} was expected.");
}
