/// <summary>
/// This is a javascript application.
/// </summary>
/// <param name="page">HTML document rendered by the web server which can now be enhanced.</param>
public Application(IApp page)
{
// Native.window.history.pushState(
// https://sites.google.com/a/jsc-solutions.net/backlog/knowledge-base/2014/201405/20140517
// and the problem was. 'function' should not be used with dynamic!!!
page.State2.onclick +=
e =>
{
e.preventDefault();
//Native.window.history.pushState(
HistoryExtensions.pushState(
Native.window.history,
new { foo = "foo" },
scope =>
{
Console.WriteLine("enter State2");
Native.css.style.backgroundColor = "yellow";
scope.TaskCompletionSource.Task.ContinueWith(
delegate
{
Console.WriteLine("exit State2");
Native.css.style.backgroundColor = "cyan";
}
);
}
);
};
page.State1.Historic(
async scope =>
{
Native.css.style.backgroundColor = "yellow";
await scope;
Native.css.style.backgroundColor = "cyan";
}
);
}
/// <summary>
/// Initializes a new instance of the <see cref="Context"/> class with specified options.
/// </summary>
/// <param name="options">The options.</param>
public Context(DbContextOptions <Context> options)
: base(options)
{
this.CreationTime = HistoryExtensions.GetUniqueDateTime();
}
public int Execute(string argString, IDictionary <string, string> envp, TextReader inReader, TextWriter outWriter, TextWriter errorWriter)
{
Logger.Current.OutWriter = errorWriter;
FileSystem.SetConsoleInput(inReader);
FileSystem.SetConsoleOutput(outWriter);
FileSystem.SetConsoleError(errorWriter);
var args = CommandLine.PreprocessSingleQuotes(argString);
int status = 1;
GlobalScope.HandleDebugOptions(args);
// initialize_memory_tracing - not implemented
Logger.Info(LedgerStarting);
// ::textdomain("ledger"); - not implemented
GlobalScope globalScope = null;
try
{
// Create the session object, which maintains nearly all state relating to
// this invocation of Ledger; and register all known journal parsers.
globalScope = new GlobalScope(envp);
globalScope.Session.FlushOnNextDataFile = true;
// Look for options and a command verb in the command-line arguments
BindScope boundScope = new BindScope(globalScope, globalScope.Report);
args = globalScope.ReadCommandArguments(boundScope, args);
if (globalScope.ScriptHandler.Handled)
{
// Ledger is being invoked as a script command interpreter
globalScope.Session.ReadJournalFiles();
status = 0;
using (StreamReader sr = FileSystem.GetStreamReader(globalScope.ScriptHandler.Str()))
{
while (status == 0 && !sr.EndOfStream)
{
string line = sr.ReadLine().Trim();
if (!line.StartsWith("#"))
{
status = globalScope.ExecuteCommandWrapper(StringExtensions.SplitArguments(line), true);
}
}
}
}
else if (args.Any())
{
// User has invoke a verb at the interactive command-line
status = globalScope.ExecuteCommandWrapper(args, false);
}
else
{
// Commence the REPL by displaying the current Ledger version
FileSystem.ConsoleOutput.WriteLine(globalScope.ShowVersionInfo());
globalScope.Session.ReadJournalFiles();
bool exitLoop = false;
// rl_readline_name - TODO
string p;
while ((p = FileSystem.ReadLine(globalScope.PromptString())) != null)
{
string expansion = null;
int result = HistoryExtensions.HistoryExpand(p.Trim(), ref expansion);
if (result < 0 || result == 2)
{
throw new LogicError(String.Format(LogicError.ErrorMessageFailedToExpandHistoryReference, p));
}
else if (expansion != null)
{
HistoryExtensions.AddHistory(expansion);
}
// CheckForSignal(); - TODO (most likely, not required)
if (!String.IsNullOrWhiteSpace(p) && p != "#")
{
if (String.Compare(p, "quit", true) == 0)
{
exitLoop = true;
}
else
{
globalScope.ExecuteCommandWrapper(StringExtensions.SplitArguments(p), true);
}
}
if (exitLoop)
{
break;
}
}
status = 0; // report success
}
}
catch (CountError errors)
{
// used for a "quick" exit, and is used only if help text (such as
// --help) was displayed
status = errors.Count;
}
catch (Exception err)
{
if (globalScope != null)
{
globalScope.ReportError(err);
}
else
{
FileSystem.ConsoleError.WriteLine(String.Format(ExceptionDuringInitialization, err.Message));
}
}
if (globalScope != null)
{
globalScope.QuickClose();
globalScope.Dispose(); // {DM] It is the most appropriate place to call Dispose for the global scope.
}
Logger.Info(LedgerEnded); // let global_scope leak!
// Return the final status to the operating system, either 1 for error or 0
// for a successful completion.
return(status);
}
