// TODO: extension method
public static bool IsCompleteOrInvalid(SourceCodeProperties props, bool allowIncompleteStatement)
{
return
props == SourceCodeProperties.IsInvalid ||
props != SourceCodeProperties.IsIncompleteToken &&
(allowIncompleteStatement || props != SourceCodeProperties.IsIncompleteStatement);
}
// TODO: extension method
public static bool IsCompleteOrInvalid(SourceCodeProperties props, bool allowIncompleteStatement)
{
return
(props == SourceCodeProperties.IsInvalid ||
props != SourceCodeProperties.IsIncompleteToken &&
(allowIncompleteStatement || props != SourceCodeProperties.IsIncompleteStatement));
}
/// <summary>
/// Read a statement, which can potentially be a multiple-line statement suite (like a class declaration).
/// </summary>
/// <param name="continueInteraction">Should the console session continue, or did the user indicate
/// that it should be terminated?</param>
/// <returns>Expression to evaluate. null for empty input</returns>
public string ReadStatement(out bool continueInteraction)
{
StringBuilder b = new StringBuilder();
int autoIndentSize = 0;
if (!LanguageProvider.InputRedirected)
{
_console.Write(Prompt, Style.Prompt);
}
while (true)
{
string line = ReadLine(autoIndentSize);
continueInteraction = true;
if (line == null)
{
continueInteraction = false;
return(null);
}
bool allowIncompleteStatement = TreatAsBlankLine(line, autoIndentSize);
b.Append(line);
b.Append("\n");
string code = b.ToString();
SourceCodeProperties props = _engine.GetCodeProperties(code, SourceCodeKind.InteractiveCode);
if (SourceCodePropertiesUtils.IsCompleteOrInvalid(props, allowIncompleteStatement))
{
return(props != SourceCodeProperties.IsEmpty ? code : null);
}
if (_options.AutoIndent && _options.AutoIndentSize != 0)
{
autoIndentSize = GetNextAutoIndentSize(code);
}
if (!LanguageProvider.InputRedirected)
{
// Keep on reading input
_console.Write(PromptContinuation, Style.Prompt);
}
}
}
