// Main task entry point.
public override bool Execute()
{
base.UseCommandProcessor = false;
bool ok = base.Execute();
if (!ok)
{
return(false);
}
// Read dependency output file from the compiler to retrieve the
// definitive list of created files. Report the dependency file
// itself as having been written to.
if (DependencyOut != null)
{
string[] outputs = DepFileUtil.ReadDependencyOutputs(DependencyOut, Log);
if (HasLoggedErrors)
{
return(false);
}
GeneratedFiles = new ITaskItem[outputs.Length];
for (int i = 0; i < outputs.Length; i++)
{
GeneratedFiles[i] = new TaskItem(outputs[i]);
}
AdditionalFileWrites = new ITaskItem[] { new TaskItem(DependencyOut) };
}
return(true);
}
public override bool Execute()
{
// Read dependency files, where available. There might be none,
// just use a best effort.
if (ProtoDepDir != null)
{
var dependencies = new List <ITaskItem>();
foreach (var proto in Protobuf)
{
string[] deps = DepFileUtil.ReadDependencyInputs(ProtoDepDir, proto.ItemSpec, Log);
foreach (string dep in deps)
{
var ti = new TaskItem(dep);
ti.SetMetadata(Metadata.Source, proto.ItemSpec);
dependencies.Add(ti);
}
}
Dependencies = dependencies.ToArray();
}
else
{
Dependencies = new ITaskItem[0];
}
return(!Log.HasLoggedErrors);
}
// Called by base class to validate arguments and make them consistent.
protected override bool ValidateParameters()
{
// Part of proto command line switches, must be lowercased.
Generator = Generator.ToLowerInvariant();
if (!System.Array.Exists(s_supportedGenerators, g => g == Generator))
{
Log.LogError("Invalid value for Generator='{0}'. Supported generators: {1}",
Generator, string.Join(", ", s_supportedGenerators));
}
if (ProtoDepDir != null && DependencyOut != null)
{
Log.LogError("Properties ProtoDepDir and DependencyOut may not be both specified");
}
if (Protobuf.Length > 1 && (ProtoDepDir != null || DependencyOut != null))
{
Log.LogError("Proto compiler currently allows only one input when " +
"--dependency_out is specified (via ProtoDepDir or DependencyOut). " +
"Tracking issue: https://github.com/google/protobuf/pull/3959");
}
// Use ProtoDepDir to autogenerate DependencyOut
if (ProtoDepDir != null)
{
DependencyOut = DepFileUtil.GetDepFilenameForProto(ProtoDepDir, Protobuf[0].ItemSpec);
}
if (GrpcPluginExe == null)
{
GrpcOutputOptions = null;
GrpcOutputDir = null;
}
else if (GrpcOutputDir == null)
{
// Use OutputDir for gRPC output if not specified otherwise by user.
GrpcOutputDir = OutputDir;
}
return(!Log.HasLoggedErrors && base.ValidateParameters());
}