/// <summary>
/// Handler for single param arguments
/// </summary>
/// <param name="argument"><see cref="ArgumentData"/></param>
/// <param name="value">Value of argument</param>
/// <returns>True if it was successfully handled</returns>
private bool HandleParam(ArgumentData argument, string value)
{
// Param is specified as key:value or key=value
if (!string.IsNullOrWhiteSpace(value))
{
return(Result.TrySetPropertyValue(argument.Property, value));
}
// Value should be the next argumentKey
if (++Position < Arguments.Length)
{
Tuple <string, string> nextParam = ArgumentParserUtils.ParseParam(Arguments[Position]);
if (nextParam == null)
{
return(Result.TrySetPropertyValue(argument.Property, Arguments[Position]));
}
}
Position--;
LogHelper.LogError("Value for parameter '{0}' not specified", argument.Key);
return(false);
}
internal static ArgumentData Parse(PropertyInfo propertyInfo)
{
DetailsAttribute detailsAttr = propertyInfo.GetCustomAttribute <DetailsAttribute>();
OptionalAttribute optionalAttr = propertyInfo.GetCustomAttribute <OptionalAttribute>();
ParamAttribute paramAttr = propertyInfo.GetCustomAttribute <ParamAttribute>();
if (paramAttr == null)
{
return(null);
}
if (!IsTypeSupported(propertyInfo.PropertyType, paramAttr.Type))
{
throw new InvalidOperationException(
string.Format("Incompatible type specified for '{0}'", propertyInfo.Name));
}
if (string.IsNullOrWhiteSpace(paramAttr.Key) && string.IsNullOrWhiteSpace(paramAttr.LongKey))
{
throw new InvalidOperationException(
string.Format("Both Key & LongKey cannot be null for property '{0}'.", propertyInfo.Name));
}
string details = detailsAttr != null ? detailsAttr.Details : null;
string defaultValue = optionalAttr != null ? optionalAttr.DefaultValue : null;
ArgumentData data = new ArgumentData
{
DefaultValue = defaultValue,
Details = details,
Key = paramAttr.Key,
LongKey = paramAttr.LongKey,
Optional = optionalAttr != null,
Property = propertyInfo,
Type = paramAttr.Type,
};
return(data);
}
/// <summary>
/// Mapping between argument type and it's default value handler
/// </summary>
/// <param name="argumentData">Argument data</param>
/// <returns>True if it was successfully handled</returns>
private bool HandleDefaultValue(ArgumentData argumentData)
{
string value = argumentData.DefaultValue;
if (string.IsNullOrWhiteSpace(value))
{
return(true);
}
switch (argumentData.Type)
{
case ArgumentType.Flag:
case ArgumentType.Param:
return(Result.TrySetPropertyValue(argumentData.Property, value));
case ArgumentType.ParamArray:
string[] values = value.Split(SplitChars);
return(Result.TrySetPropertyValue(argumentData.Property, values));
default:
throw new NotImplementedException(
string.Format("No handler found for ArgumentType '{0}'", argumentData.Type));
}
}
internal static ArgumentData Parse(PropertyInfo propertyInfo)
{
DetailsAttribute detailsAttr = propertyInfo.GetCustomAttribute<DetailsAttribute>();
OptionalAttribute optionalAttr = propertyInfo.GetCustomAttribute<OptionalAttribute>();
ParamAttribute paramAttr = propertyInfo.GetCustomAttribute<ParamAttribute>();
if (paramAttr == null)
{
return null;
}
if (!IsTypeSupported(propertyInfo.PropertyType, paramAttr.Type))
{
throw new InvalidOperationException(
string.Format("Incompatible type specified for '{0}'", propertyInfo.Name));
}
if (string.IsNullOrWhiteSpace(paramAttr.Key) && string.IsNullOrWhiteSpace(paramAttr.LongKey))
{
throw new InvalidOperationException(
string.Format("Both Key & LongKey cannot be null for property '{0}'.", propertyInfo.Name));
}
string details = detailsAttr != null ? detailsAttr.Details : null;
string defaultValue = optionalAttr != null ? optionalAttr.DefaultValue : null;
ArgumentData data = new ArgumentData
{
DefaultValue = defaultValue,
Details = details,
Key = paramAttr.Key,
LongKey = paramAttr.LongKey,
Optional = optionalAttr != null,
Property = propertyInfo,
Type = paramAttr.Type,
};
return data;
}
/// <summary>
/// Adds a key & value to dictionary if key isn't null
/// </summary>
/// <param name="dictionary">Dictionary to add to</param>
/// <param name="key">Key</param>
/// <param name="data">Value</param>
/// <returns>True if the key was added, else false</returns>
private static bool SafeAdd(this IDictionary <string, ArgumentData> dictionary, string key, ArgumentData data)
{
if (string.IsNullOrWhiteSpace(key))
{
return(false);
}
if (dictionary.ContainsKey(key))
{
throw new InvalidOperationException(
string.Format(
"Multiple params cannot have the same key: {0}",
key));
}
dictionary.Add(key, data);
return(true);
}
