/// <summary>
/// Finds the action that matches the given token in the given definition
/// </summary>
/// <param name="firstToken">the token to test. If you pass null you will get null back.</param>
/// <param name="def">The definition to inspect. If null, the ambient definition will be used. If there is no ambient definition and null is passed then this method throws a NullReferenceException.</param>
/// <returns>the action that matches the given token in the given definition or null if no such action is found</returns>
public static CommandLineAction FindContextualAction(string firstToken, CommandLineArgumentsDefinition def = null)
{
def = PassThroughOrTryGetAmbientDefinition(def);
if (firstToken == null)
{
return(null);
}
return(def.FindMatchingAction(firstToken));
}
private static bool TryParseStageAction(CommandLineArgumentsDefinition effectiveDefinition, string actionKey, out CommandLineAction action)
{
if (actionKey == null)
{
throw new ArgException("Unexpected '|' at end of pipeline");
}
action = effectiveDefinition.FindMatchingAction(actionKey);
return(action != null);
}
private static bool TryParseStageAction(CommandLineArgumentsDefinition effectiveDefinition, string actionKey, out CommandLineAction action)
{
if (actionKey == null) throw new ArgException("Unexpected '|' at end of pipeline");
action = effectiveDefinition.FindMatchingAction(actionKey);
return action != null;
}
private string[] MapObject(object o, CommandLineArgumentsDefinition effectiveDefinition)
{
List <string> newCommandLine = new List <string>();
newCommandLine.AddRange(CmdLineArgs);
var preParseResult = ArgParser.Parse(effectiveDefinition, newCommandLine.ToArray());
var predictedAction = effectiveDefinition.FindMatchingAction(this.CmdLineArgs[0]);
if (predictedAction == null)
{
PowerLogger.LogLine("Could not determine action: " + this.CmdLineArgs[0] + " - Here are the supported action:");
foreach (var action in effectiveDefinition.Actions)
{
PowerLogger.LogLine(" " + action.DefaultAlias);
}
throw new ArgException("TODO - Could not determine action: " + this.CmdLineArgs[0]);
}
PowerLogger.LogLine("Predicted action is " + predictedAction.DefaultAlias);
var argsToInspectForDirectMappingTarget = predictedAction.Arguments.Union(effectiveDefinition.Arguments).ToList();
var directMappingTarget = (from argument in argsToInspectForDirectMappingTarget
where argument.Metadata.HasMeta <ArgPipelineTarget>()
select argument).SingleOrDefault();
if (directMappingTarget != null)
{
var revivedValue = o;
if (IsCompatible(o, directMappingTarget) == false)
{
PowerLogger.LogLine("Need to map " + o.GetType().FullName + " to " + directMappingTarget.ArgumentType.FullName);
if (TrySimpleConvert(o, directMappingTarget.ArgumentType, out revivedValue))
{
// we're good
}
else if (ArgPipelineObjectMapper.CurrentMapper == null)
{
throw new InvalidArgDefinitionException("Unable to attempt tp map type " + o.GetType().FullName + " to " + directMappingTarget.ArgumentType.FullName + " because no mapper is registered at ArgPipelineObjectMapperProvider.CurrentMapper");
}
else
{
revivedValue = ArgPipelineObjectMapper.CurrentMapper.MapIncompatibleDirectTargets(directMappingTarget.ArgumentType, o);
}
}
effectiveDefinition.Metadata.Add(new ArgumentOverrideHook(directMappingTarget, revivedValue));
}
else
{
PowerLogger.LogLine("Attempting to shred object: " + o.ToString());
foreach (var argument in predictedAction.Arguments.Union(effectiveDefinition.Arguments))
{
bool manualOverride = false;
foreach (var explicitKey in preParseResult.ExplicitParameters.Keys)
{
if (argument.IsMatch(explicitKey))
{
manualOverride = true;
break;
}
}
if (preParseResult.ImplicitParameters.ContainsKey(argument.Position))
{
manualOverride = true;
}
if (manualOverride)
{
continue;
}
var mapper = argument.Metadata.Meta <ArgPipelineExtractor>() ?? new ArgPipelineExtractor();
string mappedKey, mappedValue;
if (mapper.TryExtractObjectPropertyIntoCommandLineArgument(o, argument, out mappedKey, out mappedValue))
{
newCommandLine.Add(mappedKey);
newCommandLine.Add(mappedValue);
}
}
}
return(newCommandLine.ToArray());
}
private string[] MapObject(object o, CommandLineArgumentsDefinition effectiveDefinition)
{
List<string> newCommandLine = new List<string>();
newCommandLine.AddRange(CmdLineArgs);
var preParseResult = ArgParser.Parse(effectiveDefinition, newCommandLine.ToArray());
var predictedAction = effectiveDefinition.FindMatchingAction(this.CmdLineArgs[0]);
if (predictedAction == null)
{
PowerLogger.LogLine("Could not determine action: "+this.CmdLineArgs[0]+" - Here are the supported action:");
foreach(var action in effectiveDefinition.Actions)
{
PowerLogger.LogLine(" "+action.DefaultAlias);
}
throw new ArgException("TODO - Could not determine action: "+this.CmdLineArgs[0]);
}
PowerLogger.LogLine("Predicted action is " + predictedAction.DefaultAlias);
var argsToInspectForDirectMappingTarget = predictedAction.Arguments.Union(effectiveDefinition.Arguments).ToList();
var directMappingTarget = (from argument in argsToInspectForDirectMappingTarget
where argument.Metadata.HasMeta<ArgPipelineTarget>()
select argument).SingleOrDefault();
if (directMappingTarget != null)
{
var revivedValue = o;
if (IsCompatible(o, directMappingTarget) == false)
{
PowerLogger.LogLine("Need to map "+o.GetType().FullName+" to "+directMappingTarget.ArgumentType.FullName);
if(TrySimpleConvert(o, directMappingTarget.ArgumentType, out revivedValue))
{
// we're good
}
else if (ArgPipelineObjectMapper.CurrentMapper == null)
{
throw new InvalidArgDefinitionException("Unable to attempt tp map type " + o.GetType().FullName + " to " + directMappingTarget.ArgumentType.FullName + " because no mapper is registered at ArgPipelineObjectMapperProvider.CurrentMapper");
}
else
{
revivedValue = ArgPipelineObjectMapper.CurrentMapper.MapIncompatibleDirectTargets(directMappingTarget.ArgumentType, o);
}
}
directMappingTarget.RevivedValueOverride = revivedValue;
}
else
{
PowerLogger.LogLine("Attempting to shred object: " + o.ToString());
foreach (var argument in predictedAction.Arguments.Union(effectiveDefinition.Arguments))
{
bool manualOverride = false;
foreach (var explicitKey in preParseResult.ExplicitParameters.Keys)
{
if (argument.IsMatch(explicitKey))
{
manualOverride = true;
break;
}
}
if (preParseResult.ImplicitParameters.ContainsKey(argument.Position))
{
manualOverride = true;
}
if (manualOverride) continue;
var mapper = argument.Metadata.Meta<ArgPipelineExtractor>() ?? new ArgPipelineExtractor();
string mappedKey, mappedValue;
if (mapper.TryExtractObjectPropertyIntoCommandLineArgument(o, argument, out mappedKey, out mappedValue))
{
newCommandLine.Add(mappedKey);
newCommandLine.Add(mappedValue);
}
}
}
return newCommandLine.ToArray();
}
/// <summary>
/// Finds the action that matches the given token in the given definition
/// </summary>
/// <param name="firstToken">the token to test. If you pass null you will get null back.</param>
/// <param name="def">The definition to inspect. If null, the ambient definition will be used. If there is no ambient definition and null is passed then this method throws a NullReferenceException.</param>
/// <returns>the action that matches the given token in the given definition or null if no such action is found</returns>
public static CommandLineAction FindContextualAction(string firstToken, CommandLineArgumentsDefinition def = null)
{
def = PassThroughOrTryGetAmbientDefinition(def);
if(firstToken == null)
{
return null;
}
return def.FindMatchingAction(firstToken);
}