public CommandLineInputResult HandleInput(CommandLineInput inputResult)
{
var result = new CommandLineInputResult();
// Request for debug source line number
if (inputResult.debugSource != null)
{
var offset = (int)inputResult.debugSource;
var dm = DebugMetadataForContentAtOffset(offset);
if (dm != null)
{
result.output = "DebugSource: " + dm.ToString();
}
else
{
result.output = "DebugSource: Unknown source";
}
}
// Request for runtime path lookup (to line number)
else if (inputResult.debugPathLookup != null)
{
var pathStr = inputResult.debugPathLookup;
var contentResult = _runtimeStory.ContentAtPath(new Runtime.Path(pathStr));
var dm = contentResult.obj.debugMetadata;
if (dm != null)
{
result.output = "DebugSource: " + dm.ToString();
}
else
{
result.output = "DebugSource: Unknown source";
}
}
// User entered some ink
else if (inputResult.userImmediateModeStatement != null)
{
var parsedObj = inputResult.userImmediateModeStatement as Parsed.Object;
return(ExecuteImmediateStatement(parsedObj));
}
else
{
return(null);
}
return(result);
}
CommandLineInputResult ExecuteImmediateStatement(Parsed.Object parsedObj)
{
var result = new CommandLineInputResult();
// Variable assignment: create in Parsed.Story as well as the Runtime.Story
// so that we don't get an error message during reference resolution
if (parsedObj is Parsed.VariableAssignment)
{
var varAssign = (Parsed.VariableAssignment)parsedObj;
if (varAssign.isNewTemporaryDeclaration)
{
_parsedStory.TryAddNewVariableDeclaration(varAssign);
}
}
parsedObj.parent = _parsedStory;
var runtimeObj = parsedObj.runtimeObject;
parsedObj.ResolveReferences(_parsedStory);
if (!_parsedStory.hadError)
{
// Divert
if (parsedObj is Parsed.Divert)
{
var parsedDivert = parsedObj as Parsed.Divert;
result.divertedPath = parsedDivert.runtimeDivert.targetPath.ToString();
}
// Expression or variable assignment
else if (parsedObj is Parsed.Expression || parsedObj is Parsed.VariableAssignment)
{
var evalResult = _runtimeStory.EvaluateExpression((Runtime.Container)runtimeObj);
if (evalResult != null)
{
result.output = evalResult.ToString();
}
}
}
else
{
_parsedStory.ResetError();
}
return(result);
}
public CommandLineInputResult ReadCommandLineInput(string userInput)
{
var inputParser = new InkParser(userInput);
var inputResult = inputParser.CommandLineUserInput();
var result = new CommandLineInputResult();
// Choice
if (inputResult.choiceInput != null)
{
result.choiceIdx = ((int)inputResult.choiceInput) - 1;
}
// Help
else if (inputResult.isHelp)
{
result.output = "Type a choice number, a divert (e.g. '-> myKnot'), an expression, or a variable assignment (e.g. 'x = 5')";
}
// Quit
else if (inputResult.isExit)
{
result.requestsExit = true;
}
// Request for debug source line number
else if (inputResult.debugSource != null)
{
var offset = (int)inputResult.debugSource;
var dm = DebugMetadataForContentAtOffset(offset);
if (dm != null)
{
result.output = "DebugSource: " + dm.ToString();
}
else
{
result.output = "DebugSource: Unknown source";
}
}
// Request for runtime path lookup (to line number)
else if (inputResult.debugPathLookup != null)
{
var pathStr = inputResult.debugPathLookup;
var contentResult = _runtimeStory.ContentAtPath(new Runtime.Path(pathStr));
var dm = contentResult.obj.debugMetadata;
if (dm != null)
{
result.output = "DebugSource: " + dm.ToString();
}
else
{
result.output = "DebugSource: Unknown source";
}
}
// User entered some ink
else if (inputResult.userImmediateModeStatement != null)
{
var parsedObj = inputResult.userImmediateModeStatement as Parsed.Object;
// Variable assignment: create in Parsed.Story as well as the Runtime.Story
// so that we don't get an error message during reference resolution
if (parsedObj is Parsed.VariableAssignment)
{
var varAssign = (Parsed.VariableAssignment)parsedObj;
if (varAssign.isNewTemporaryDeclaration)
{
_parsedStory.TryAddNewVariableDeclaration(varAssign);
}
}
parsedObj.parent = _parsedStory;
var runtimeObj = parsedObj.runtimeObject;
parsedObj.ResolveReferences(_parsedStory);
if (!_parsedStory.hadError)
{
// Divert
if (parsedObj is Parsed.Divert)
{
var parsedDivert = parsedObj as Parsed.Divert;
result.divertedPath = parsedDivert.runtimeDivert.targetPath.ToString();
}
// Expression or variable assignment
else if (parsedObj is Parsed.Expression || parsedObj is Parsed.VariableAssignment)
{
var evalResult = _runtimeStory.EvaluateExpression((Runtime.Container)runtimeObj);
if (evalResult != null)
{
result.output = evalResult.ToString();
}
}
}
else
{
_parsedStory.ResetError();
}
}
else
{
result.output = "Unexpected input. Type 'help' or a choice number.";
}
return(result);
}
