private static void ValidateEntryPoint(CodeGenerator generator, RppOptions options, Diagnostic diagnostic)
{
if (options.Library == false && !generator.HasMain())
{
diagnostic.Error(101, "Program doesn't contain a valid entry point");
}
}
private static int RunAndReturnExitCode(RppOptions options)
{
Diagnostic diagnostic = new Diagnostic();
RppCompiler.CompileAndSave(options, diagnostic);
diagnostic.Report();
if (diagnostic.Errors.Any())
{
return 1;
}
return 0;
}
public static void CompileAndSave(RppOptions options, Diagnostic diagnostic)
{
string outFileName = GetOutputFileName(options);
Assembly stdlib = null;
if (!options.Nostdlib)
{
stdlib = FindStdlib();
}
CodeGenerator generator = Compile(program => Parse(options.InputFiles, program), diagnostic, stdlib, outFileName);
if (generator != null)
{
ValidateEntryPoint(generator, options, diagnostic);
if (!diagnostic.Errors.Any())
{
generator.Save(options.Library ? ApplicationType.Library : ApplicationType.Application);
}
}
}
private static string GenerateOutputFileName(RppOptions options)
{
string ext = options.Library ? ".dll" : ".exe";
string firstFile = options.InputFiles.First();
return Path.GetFileNameWithoutExtension(firstFile) + ext;
}
private static string GetOutputFileName(RppOptions options)
{
return !string.IsNullOrEmpty(options.Out) ? options.Out : GenerateOutputFileName(options);
}