internal static IEnumerable <SymbolResult> AllSymbolResults(this SymbolResult symbolResult)
{
if (symbolResult == null)
{
throw new ArgumentNullException(nameof(symbolResult));
}
yield return(symbolResult);
foreach (var item in symbolResult
.Children
.FlattenBreadthFirst(o => o.Children))
{
yield return(item);
}
}
internal void AddToSymbolMap(SymbolResult result)
{
switch (result)
{
case ArgumentResult argumentResult:
_allArgumentResults.Add(argumentResult.Argument, argumentResult);
break;
case CommandResult commandResult:
_allCommandResults.Add(commandResult.Command, commandResult);
break;
case OptionResult optionResult:
_allOptionResults.Add(optionResult.Option, optionResult);
break;
default:
throw new ArgumentException($"Unsupported {nameof(SymbolResult)} type: {result.GetType()}");
}
}
private static void Diagram(
this StringBuilder builder,
SymbolResult symbolResult,
ParseResult parseResult)
{
if (parseResult.Errors.Any(e => e.SymbolResult == symbolResult))
{
builder.Append("!");
}
if (symbolResult is OptionResult optionResult &&
optionResult.IsImplicit)
{
builder.Append("*");
}
if (symbolResult is ArgumentResult argumentResult)
{
var includeArgumentName =
argumentResult.Argument is Argument argument &&
argument.Parents[0] is ICommand command &&
command.Arguments.Count() > 1;
if (includeArgumentName)
{
builder.Append("[ ");
builder.Append(argumentResult.Argument.Name);
builder.Append(" ");
}
switch (argumentResult.GetArgumentConversionResult())
{
case SuccessfulArgumentConversionResult successful:
switch (successful.Value)
{
case string s:
builder.Append($"<{s}>");
break;
case IEnumerable items:
builder.Append("<");
builder.Append(
string.Join("> <",
items.Cast <object>().ToArray()));
builder.Append(">");
break;
default:
builder.Append("<");
builder.Append(successful.Value);
builder.Append(">");
break;
}
break;
case FailedArgumentConversionResult _:
builder.Append("<");
builder.Append(string.Join("> <", symbolResult.Tokens.Select(t => t.Value)));
builder.Append(">");
break;
}
if (includeArgumentName)
{
builder.Append(" ]");
}
}
else
{
builder.Append("[ ");
builder.Append(symbolResult.Token().Value);
foreach (var child in symbolResult.Children)
{
builder.Append(" ");
builder.Diagram(child, parseResult);
}
builder.Append(" ]");
}
}
internal ArgumentResult(
IArgument argument,
SymbolResult parent) : base(argument, parent)
{
Argument = argument;
}
private static void Diagram(
this StringBuilder builder,
SymbolResult symbolResult,
ParseResult parseResult)
{
if (parseResult.Errors.Any(e => e.SymbolResult == symbolResult))
{
builder.Append("!");
}
if (symbolResult is OptionResult optionResult &&
optionResult.IsImplicit)
{
builder.Append("*");
}
if (symbolResult is ArgumentResult argumentResult)
{
var includeArgumentName =
argumentResult.Argument is Argument argument &&
argument.Parents.First() is ICommand command &&
command.Name != argument.Name;
if (includeArgumentName)
{
builder.Append("[ ");
builder.Append(argumentResult.Argument.Name);
builder.Append(" ");
}
switch (argumentResult.ArgumentConversionResult)
{
case SuccessfulArgumentConversionResult successful:
switch (successful.Value)
{
case null:
case IReadOnlyCollection <string> a when a.Count == 0:
break;
case IEnumerable <string> args:
builder.Append("<");
builder.Append(string.Join("> <", args));
builder.Append(">");
break;
default:
builder.Append("<");
builder.Append(successful.Value);
builder.Append(">");
break;
}
break;
case FailedArgumentConversionResult _:
builder.Append("<");
builder.Append(string.Join("> <", symbolResult.Tokens.Select(t => t.Value)));
builder.Append(">");
break;
}
if (includeArgumentName)
{
builder.Append(" ]");
}
}
else
{
builder.Append("[ ");
builder.Append(symbolResult.Token().Value);
foreach (var child in symbolResult.Children)
{
builder.Append(" ");
builder.Diagram(child, parseResult);
}
builder.Append(" ]");
}
}
private static void Diagram(
this StringBuilder builder,
SymbolResult symbolResult,
ParseResult parseResult)
{
if (parseResult.Errors.Any(e => e.SymbolResult == symbolResult))
{
builder.Append("!");
}
switch (symbolResult)
{
case ArgumentResult argumentResult:
{
var includeArgumentName =
argumentResult.Argument.FirstParent !.Symbol is Command command &&
command.Arguments.Count > 1;
if (includeArgumentName)
{
builder.Append("[ ");
builder.Append(argumentResult.Argument.Name);
builder.Append(" ");
}
if (argumentResult.Argument.Arity.MaximumNumberOfValues > 0)
{
ArgumentConversionResult conversionResult = argumentResult.GetArgumentConversionResult();
switch (conversionResult.Result)
{
case ArgumentConversionResultType.NoArgument:
break;
case ArgumentConversionResultType.Successful:
switch (conversionResult.Value)
{
case string s:
builder.Append($"<{s}>");
break;
case IEnumerable items:
builder.Append("<");
builder.Append(
string.Join("> <",
items.Cast <object>().ToArray()));
builder.Append(">");
break;
default:
builder.Append("<");
builder.Append(conversionResult.Value);
builder.Append(">");
break;
}
break;
default: // failures
builder.Append("<");
builder.Append(string.Join("> <", symbolResult.Tokens.Select(t => t.Value)));
builder.Append(">");
break;
}
}
if (includeArgumentName)
{
builder.Append(" ]");
}
break;
}
default:
{
if (symbolResult is OptionResult {
IsImplicit : true
})
{
builder.Append("*");
}
builder.Append("[ ");
builder.Append(symbolResult.Token().Value);
for (var i = 0; i < symbolResult.Children.Count; i++)
{
var child = symbolResult.Children[i];
if (child is ArgumentResult arg &&
(arg.Argument.ValueType == typeof(bool) ||
arg.Argument.Arity.MaximumNumberOfValues == 0))
{
continue;
}
builder.Append(" ");
builder.Diagram(child, parseResult);
}
builder.Append(" ]");
break;
}
internal static Token Token(this SymbolResult symbolResult) =>
symbolResult switch
{