private static void ApplyOption(ref RunContext ctx, IOptionToken token)
{
Option?opt = null;
if (token is ShortOptionToken shortOpt)
{
opt = ctx.Command.Options.SingleOrDefault(o => o.ShortName == shortOpt.Content);
}
else if (token is LongOptionToken longOpt)
{
opt = ctx.Command.Options.SingleOrDefault(o => o.LongName == longOpt.Content);
}
if (opt == null)
{
throw new RunException($"Unknown option at position {token.Position}");
}
if (!TryTakeValue(ref ctx, opt.ValueType, out var value))
{
if (opt.ValueType == typeof(bool))
{
value = true;
}
else
{
throw new RunException($"Expected value at position {ctx.Tokens.PeekOrDefault()?.Position}");
}
}
ValueSetter.SetValue(ctx.OptionsObj, opt.MemberExpression, value);
}
private static void ApplyArgument(ref RunContext ctx)
{
if (ctx.SetArgumentsCount == ctx.Command.Arguments.Length)
{
throw new RunException("Argument found when no more were necessary");
}
var arg = ctx.Command.Arguments[ctx.SetArgumentsCount];
ctx.SetArgumentsCount++;
if (!TryTakeValue(ref ctx, arg.Type, out var value))
{
throw new RunException($"Cannot parse value at position {ctx.Tokens.PeekOrDefault()?.Position}");
}
ValueSetter.SetValue(ctx.OptionsObj, arg.MemberExpression, value);
}
private static void ApplyOption(ref RunContext ctx, IOptionToken token)
{
Option?opt = null;
if (token is ShortOptionToken shortOpt)
{
opt = ctx.Command.Options.SingleOrDefault(o => o.ShortName == shortOpt.Content);
}
else if (token is LongOptionToken longOpt)
{
opt = ctx.Command.Options.SingleOrDefault(o => o.LongName == longOpt.Content);
}
if (opt == null)
{
throw new RunException($"Unknown option at position {token.Position}");
}
var propertyType = opt.ValueType;
bool isList = false;
if (propertyType.IsGenericType && propertyType.GetGenericTypeDefinition() == typeof(IList <>))
{
propertyType = propertyType.GetGenericArguments()[0];
isList = true;
}
if (!TryTakeValue(ref ctx, propertyType, out var value))
{
if (opt.ValueType == typeof(bool))
{
value = true;
}
else
{
throw new RunException($"Expected value at position {ctx.Tokens.PeekOrDefault()?.Position}");
}
}
ValueSetter.SetValue(ctx.OptionsObj, opt.MemberExpression, value, isList);
}