private static int Wain(string[] args)
{
var app = new CommandLineApplication(throwOnUnexpectedArg: false)
{
ExtendedHelpText = "Starting without a path to a CSX file or a command, starts the REPL (interactive) mode."
};
var file = app.Argument("script", "Path to CSX script");
var interactive = app.Option("-i | --interactive", "Execute a script and drop into the interactive mode afterwards.", CommandOptionType.NoValue);
var configuration = app.Option("-c | --configuration <configuration>", "Configuration to use for running the script [Release/Debug] Default is \"Debug\"", CommandOptionType.SingleValue);
var packageSources = app.Option("-s | --sources <SOURCE>", "Specifies a NuGet package source to use when resolving NuGet packages.", CommandOptionType.MultipleValue);
var debugMode = app.Option(DebugFlagShort + " | " + DebugFlagLong, "Enables debug output.", CommandOptionType.NoValue);
var verbosity = app.Option("--verbosity", " Set the verbosity level of the command. Allowed values are t[trace], d[ebug], i[nfo], w[arning], e[rror], and c[ritical].", CommandOptionType.SingleValue);
var nocache = app.Option("--no-cache", "Disable caching (Restore and Dll cache)", CommandOptionType.NoValue);
var infoOption = app.Option("--info", "Displays environmental information", CommandOptionType.NoValue);
var argsBeforeDoubleHyphen = args.TakeWhile(a => a != "--").ToArray();
var argsAfterDoubleHyphen = args.SkipWhile(a => a != "--").Skip(1).ToArray();
const string helpOptionTemplate = "-? | -h | --help";
app.HelpOption(helpOptionTemplate);
app.VersionOption("-v | --version", () => new VersionProvider().GetCurrentVersion().Version);
app.Command("eval", c =>
{
c.Description = "Execute CSX code.";
var code = c.Argument("code", "Code to execute.");
var cwd = c.Option("-cwd |--workingdirectory <currentworkingdirectory>", "Working directory for the code compiler. Defaults to current directory.", CommandOptionType.SingleValue);
c.HelpOption(helpOptionTemplate);
c.OnExecute(async() =>
{
var source = code.Value;
if (string.IsNullOrWhiteSpace(source))
{
if (Console.IsInputRedirected)
{
source = await Console.In.ReadToEndAsync();
}
else
{
c.ShowHelp();
return(0);
}
}
var logFactory = CreateLogFactory(verbosity.Value(), debugMode.HasValue());
var options = new ExecuteCodeCommandOptions(source, cwd.Value(), app.RemainingArguments.Concat(argsAfterDoubleHyphen).ToArray(), configuration.ValueEquals("release", StringComparison.OrdinalIgnoreCase) ? OptimizationLevel.Release : OptimizationLevel.Debug, nocache.HasValue(), packageSources.Values?.ToArray());
return(await new ExecuteCodeCommand(ScriptConsole.Default, logFactory).Execute <int>(options));
});
});
app.Command("init", c =>
{
c.Description = "Creates a sample script along with the launch.json file needed to launch and debug the script.";
var fileName = c.Argument("filename", "(Optional) The name of the sample script file to be created during initialization. Defaults to 'main.csx'");
var cwd = c.Option("-cwd |--workingdirectory <currentworkingdirectory>", "Working directory for initialization. Defaults to current directory.", CommandOptionType.SingleValue);
c.HelpOption(helpOptionTemplate);
c.OnExecute(() =>
{
var logFactory = CreateLogFactory(verbosity.Value(), debugMode.HasValue());
new InitCommand(logFactory).Execute(new InitCommandOptions(fileName.Value, cwd.Value()));
return(0);
});
});
app.Command("new", c =>
{
c.Description = "Creates a new script file";
var fileNameArgument = c.Argument("filename", "The script file name");
var cwd = c.Option("-cwd |--workingdirectory <currentworkingdirectory>", "Working directory the new script file to be created. Defaults to current directory.", CommandOptionType.SingleValue);
c.HelpOption(helpOptionTemplate);
c.OnExecute(() =>
{
var logFactory = CreateLogFactory(verbosity.Value(), debugMode.HasValue());
var scaffolder = new Scaffolder(logFactory);
if (fileNameArgument.Value == null)
{
c.ShowHelp();
return(0);
}
scaffolder.CreateNewScriptFile(fileNameArgument.Value, cwd.Value() ?? Directory.GetCurrentDirectory());
return(0);
});
});
// windows only
if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
// on windows we have command to register .csx files to be executed by dotnet-script
app.Command("register", c =>
{
c.Description = "Register .csx file handler to enable running scripts directly";
c.HelpOption(helpOptionTemplate);
c.OnExecute(() =>
{
var logFactory = CreateLogFactory(verbosity.Value(), debugMode.HasValue());
var scaffolder = new Scaffolder(logFactory);
scaffolder.RegisterFileHandler();
});
});
}
app.Command("publish", c =>
{
c.Description = "Creates a self contained executable or DLL from a script";
var fileNameArgument = c.Argument("filename", "The script file name");
var publishDirectoryOption = c.Option("-o |--output", "Directory where the published executable should be placed. Defaults to a 'publish' folder in the current directory.", CommandOptionType.SingleValue);
var dllName = c.Option("-n |--name", "The name for the generated DLL (executable not supported at this time). Defaults to the name of the script.", CommandOptionType.SingleValue);
var dllOption = c.Option("--dll", "Publish to a .dll instead of an executable.", CommandOptionType.NoValue);
var commandConfig = c.Option("-c | --configuration <configuration>", "Configuration to use for publishing the script [Release/Debug]. Default is \"Debug\"", CommandOptionType.SingleValue);
var runtime = c.Option("-r |--runtime", "The runtime used when publishing the self contained executable. Defaults to your current runtime.", CommandOptionType.SingleValue);
c.HelpOption(helpOptionTemplate);
c.OnExecute(() =>
{
if (fileNameArgument.Value == null)
{
c.ShowHelp();
return(0);
}
var options = new PublishCommandOptions
(
new ScriptFile(fileNameArgument.Value),
publishDirectoryOption.Value(),
dllName.Value(),
dllOption.HasValue() ? PublishType.Library : PublishType.Executable,
commandConfig.ValueEquals("release", StringComparison.OrdinalIgnoreCase) ? OptimizationLevel.Release : OptimizationLevel.Debug,
packageSources.Values?.ToArray(),
runtime.Value() ?? ScriptEnvironment.Default.RuntimeIdentifier,
nocache.HasValue()
);
var logFactory = CreateLogFactory(verbosity.Value(), debugMode.HasValue());
new PublishCommand(ScriptConsole.Default, logFactory).Execute(options);
return(0);
});
});
app.Command("exec", c =>
{
c.Description = "Run a script from a DLL.";
var dllPath = c.Argument("dll", "Path to DLL based script");
var commandDebugMode = c.Option(DebugFlagShort + " | " + DebugFlagLong, "Enables debug output.", CommandOptionType.NoValue);
c.HelpOption(helpOptionTemplate);
c.OnExecute(async() =>
{
if (string.IsNullOrWhiteSpace(dllPath.Value))
{
c.ShowHelp();
return(0);
}
var options = new ExecuteLibraryCommandOptions
(
dllPath.Value,
app.RemainingArguments.Concat(argsAfterDoubleHyphen).ToArray(),
nocache.HasValue()
);
var logFactory = CreateLogFactory(verbosity.Value(), debugMode.HasValue());
return(await new ExecuteLibraryCommand(ScriptConsole.Default, logFactory).Execute <int>(options));
});
});
app.OnExecute(async() =>
{
int exitCode = 0;
var scriptFile = new ScriptFile(file.Value);
var optimizationLevel = configuration.ValueEquals("release", StringComparison.OrdinalIgnoreCase) ? OptimizationLevel.Release : OptimizationLevel.Debug;
var scriptArguments = app.RemainingArguments.Concat(argsAfterDoubleHyphen).ToArray();
var logFactory = CreateLogFactory(verbosity.Value(), debugMode.HasValue());
if (infoOption.HasValue())
{
var environmentReporter = new EnvironmentReporter(logFactory);
await environmentReporter.ReportInfo();
return(0);
}
if (scriptFile.HasValue)
{
if (interactive.HasValue())
{
return(await RunInteractiveWithSeed(file.Value, logFactory, scriptArguments, packageSources.Values?.ToArray()));
}
var fileCommandOptions = new ExecuteScriptCommandOptions
(
new ScriptFile(file.Value),
scriptArguments,
optimizationLevel,
packageSources.Values?.ToArray(),
interactive.HasValue(),
nocache.HasValue()
);
var fileCommand = new ExecuteScriptCommand(ScriptConsole.Default, logFactory);
return(await fileCommand.Run <int, CommandLineScriptGlobals>(fileCommandOptions));
}
else
{
await RunInteractive(!nocache.HasValue(), logFactory, packageSources.Values?.ToArray());
}
return(exitCode);
});
return(app.Execute(argsBeforeDoubleHyphen));
}
private static int Wain(string[] args)
{
var app = new CommandLineApplication(throwOnUnexpectedArg: false)
{
ExtendedHelpText = "Starting without a path to a CSX file or a command, starts the REPL (interactive) mode."
};
var file = app.Argument("script", "Path to CSX script");
var interactive = app.Option("-i | --interactive", "Execute a script and drop into the interactive mode afterwards.", CommandOptionType.NoValue);
var configuration = app.Option("-c | --configuration <configuration>", "Configuration to use for running the script [Release/Debug] Default is \"Debug\"", CommandOptionType.SingleValue);
var packageSources = app.Option("-s | --sources <SOURCE>", "Specifies a NuGet package source to use when resolving NuGet packages.", CommandOptionType.MultipleValue);
var debugMode = app.Option(DebugFlagShort + " | " + DebugFlagLong, "Enables debug output.", CommandOptionType.NoValue);
var verbosity = app.Option("--verbosity", " Set the verbosity level of the command. Allowed values are t[trace], d[ebug], i[nfo], w[arning], e[rror], and c[ritical].", CommandOptionType.SingleValue);
var nocache = app.Option("--nocache", "Disable caching (Restore and Dll cache)", CommandOptionType.NoValue);
var infoOption = app.Option("--info", "Displays environmental information", CommandOptionType.NoValue);
var argsBeforeDoubleHyphen = args.TakeWhile(a => a != "--").ToArray();
var argsAfterDoubleHyphen = args.SkipWhile(a => a != "--").Skip(1).ToArray();
const string helpOptionTemplate = "-? | -h | --help";
app.HelpOption(helpOptionTemplate);
app.VersionOption("-v | --version", () => new VersionProvider().GetCurrentVersion().Version);
var logFactory = CreateLogFactory(verbosity.Value(), debugMode.HasValue());
app.Command("eval", c =>
{
c.Description = "Execute CSX code.";
var code = c.Argument("code", "Code to execute.");
var cwd = c.Option("-cwd |--workingdirectory <currentworkingdirectory>", "Working directory for the code compiler. Defaults to current directory.", CommandOptionType.SingleValue);
c.HelpOption(helpOptionTemplate);
c.OnExecute(async() =>
{
int exitCode = 0;
if (!string.IsNullOrWhiteSpace(code.Value))
{
var optimizationLevel = configuration.ValueEquals("release", StringComparison.OrdinalIgnoreCase) ? OptimizationLevel.Release : OptimizationLevel.Debug;
exitCode = await RunCode(code.Value, debugMode.HasValue(), !nocache.HasValue(), logFactory, optimizationLevel, app.RemainingArguments.Concat(argsAfterDoubleHyphen), cwd.Value(), packageSources.Values?.ToArray());
}
return(exitCode);
});
});
app.Command("init", c =>
{
c.Description = "Creates a sample script along with the launch.json file needed to launch and debug the script.";
var fileName = c.Argument("filename", "(Optional) The name of the sample script file to be created during initialization. Defaults to 'main.csx'");
var cwd = c.Option("-cwd |--workingdirectory <currentworkingdirectory>", "Working directory for initialization. Defaults to current directory.", CommandOptionType.SingleValue);
c.HelpOption(helpOptionTemplate);
c.OnExecute(() =>
{
var scaffolder = new Scaffolder(logFactory);
scaffolder.InitializerFolder(fileName.Value, cwd.Value() ?? Directory.GetCurrentDirectory());
return(0);
});
});
app.Command("new", c =>
{
c.Description = "Creates a new script file";
var fileNameArgument = c.Argument("filename", "The script file name");
var cwd = c.Option("-cwd |--workingdirectory <currentworkingdirectory>", "Working directory the new script file to be created. Defaults to current directory.", CommandOptionType.SingleValue);
c.HelpOption(helpOptionTemplate);
c.OnExecute(() =>
{
var scaffolder = new Scaffolder(logFactory);
if (fileNameArgument.Value == null)
{
c.ShowHelp();
return(0);
}
scaffolder.CreateNewScriptFile(fileNameArgument.Value, cwd.Value() ?? Directory.GetCurrentDirectory());
return(0);
});
});
app.Command("publish", c =>
{
c.Description = "Creates a self contained executable or DLL from a script";
var fileNameArgument = c.Argument("filename", "The script file name");
var publishDirectoryOption = c.Option("-o |--output", "Directory where the published executable should be placed. Defaults to a 'publish' folder in the current directory.", CommandOptionType.SingleValue);
var dllName = c.Option("-n |--name", "The name for the generated DLL (executable not supported at this time). Defaults to the name of the script.", CommandOptionType.SingleValue);
var dllOption = c.Option("--dll", "Publish to a .dll instead of an executable.", CommandOptionType.NoValue);
var commandConfig = c.Option("-c | --configuration <configuration>", "Configuration to use for publishing the script [Release/Debug]. Default is \"Debug\"", CommandOptionType.SingleValue);
var publishDebugMode = c.Option(DebugFlagShort + " | " + DebugFlagLong, "Enables debug output.", CommandOptionType.NoValue);
var runtime = c.Option("-r |--runtime", "The runtime used when publishing the self contained executable. Defaults to your current runtime.", CommandOptionType.SingleValue);
c.HelpOption(helpOptionTemplate);
c.OnExecute(() =>
{
if (fileNameArgument.Value == null)
{
c.ShowHelp();
return(0);
}
var optimizationLevel = commandConfig.ValueEquals("release", StringComparison.OrdinalIgnoreCase) ? OptimizationLevel.Release : OptimizationLevel.Debug;
var runtimeIdentifier = runtime.Value() ?? ScriptEnvironment.Default.RuntimeIdentifier;
var absoluteFilePath = fileNameArgument.Value.GetRootedPath();
// if a publish directory has been specified, then it is used directly, otherwise:
// -- for EXE {current dir}/publish/{runtime ID}
// -- for DLL {current dir}/publish
var publishDirectory = publishDirectoryOption.Value() ??
(dllOption.HasValue() ? Path.Combine(Path.GetDirectoryName(absoluteFilePath), "publish") : Path.Combine(Path.GetDirectoryName(absoluteFilePath), "publish", runtimeIdentifier));
var absolutePublishDirectory = publishDirectory.GetRootedPath();
var compiler = GetScriptCompiler(publishDebugMode.HasValue(), !nocache.HasValue(), logFactory);
var scriptEmitter = new ScriptEmitter(ScriptConsole.Default, compiler);
var publisher = new ScriptPublisher(logFactory, scriptEmitter);
var code = absoluteFilePath.ToSourceText();
var context = new ScriptContext(code, absolutePublishDirectory, Enumerable.Empty <string>(), absoluteFilePath, optimizationLevel);
if (dllOption.HasValue())
{
publisher.CreateAssembly <int, CommandLineScriptGlobals>(context, logFactory, dllName.Value());
}
else
{
publisher.CreateExecutable <int, CommandLineScriptGlobals>(context, logFactory, runtimeIdentifier);
}
return(0);
});
});
app.Command("exec", c =>
{
c.Description = "Run a script from a DLL.";
var dllPath = c.Argument("dll", "Path to DLL based script");
var commandDebugMode = c.Option(DebugFlagShort + " | " + DebugFlagLong, "Enables debug output.", CommandOptionType.NoValue);
c.HelpOption(helpOptionTemplate);
c.OnExecute(async() =>
{
int exitCode = 0;
if (!string.IsNullOrWhiteSpace(dllPath.Value))
{
if (!File.Exists(dllPath.Value))
{
throw new Exception($"Couldn't find file '{dllPath.Value}'");
}
var absoluteFilePath = dllPath.Value.GetRootedPath();
var compiler = GetScriptCompiler(commandDebugMode.HasValue(), !nocache.HasValue(), logFactory);
var runner = new ScriptRunner(compiler, logFactory, ScriptConsole.Default);
var result = await runner.Execute <int>(absoluteFilePath, app.RemainingArguments.Concat(argsAfterDoubleHyphen));
return(result);
}
return(exitCode);
});
});
app.OnExecute(async() =>
{
int exitCode = 0;
if (infoOption.HasValue())
{
var environmentReporter = new EnvironmentReporter(logFactory);
await environmentReporter.ReportInfo();
return(0);
}
if (!string.IsNullOrWhiteSpace(file.Value))
{
var optimizationLevel = configuration.ValueEquals("release", StringComparison.OrdinalIgnoreCase) ? OptimizationLevel.Release : OptimizationLevel.Debug;
if (Debugger.IsAttached || nocache.HasValue())
{
exitCode = await RunScript(file.Value, debugMode.HasValue(), !nocache.HasValue(), logFactory, optimizationLevel, app.RemainingArguments.Concat(argsAfterDoubleHyphen), interactive.HasValue(), packageSources.Values?.ToArray());
}
else
{
string cacheFolder = Path.Combine(Path.GetTempPath(), "dotnet-scripts");
// create unique folder name based on the path
string uniqueFolderName = "";
using (var sha = SHA256.Create())
{
uniqueFolderName = Convert.ToBase64String(sha.ComputeHash(Encoding.Unicode.GetBytes(file.Value))).Replace("=", String.Empty).Replace("/", string.Empty);
}
string publishDirectory = Path.Combine(cacheFolder, uniqueFolderName);
if (!Directory.Exists(publishDirectory))
{
Directory.CreateDirectory(publishDirectory);
}
string absoluteSourcePath;
SourceText code;
if (!File.Exists(file.Value))
{
if (IsHttpUri(file.Value))
{
var downloader = new ScriptDownloader();
var rawCode = await downloader.Download(file.Value);
absoluteSourcePath = Path.Combine(publishDirectory, "source.csx");
File.WriteAllText(absoluteSourcePath, rawCode);
code = SourceText.From(rawCode);
}
else
{
throw new Exception($"Couldn't find file '{file}'");
}
}
else
{
absoluteSourcePath = file.Value.GetRootedPath();
code = absoluteSourcePath.ToSourceText();
}
// given the path to a script we create a %temp%\dotnet-scripts\{uniqueFolderName} path
string pathToDll = Path.Combine(publishDirectory, Path.GetFileNameWithoutExtension(absoluteSourcePath) + ".dll");
// source hash is the checkSum of the code
string sourceHash = Convert.ToBase64String(code.GetChecksum().ToArray());
// get hash code from previous run
string hashCache = Path.Combine(publishDirectory, ".hash");
var compiler = GetScriptCompiler(true, !nocache.HasValue(), logFactory);
// if we don't have hash
if (!File.Exists(hashCache) ||
// or we haven't created a dll
!Directory.Exists(publishDirectory) ||
// the hashcode has changed (meaning new content)
File.ReadAllText(hashCache) != sourceHash)
{
// then we autopublish into the %temp%\dotnet-scripts\{uniqueFolderName} path
var runtimeIdentifier = ScriptEnvironment.Default.RuntimeIdentifier;
var scriptEmitter = new ScriptEmitter(ScriptConsole.Default, compiler);
var publisher = new ScriptPublisher(logFactory, scriptEmitter);
var context = new ScriptContext(code, publishDirectory, Enumerable.Empty <string>(), absoluteSourcePath, optimizationLevel);
// create the assembly in our cache folder
publisher.CreateAssembly <int, CommandLineScriptGlobals>(context, logFactory, Path.GetFileNameWithoutExtension(pathToDll));
// save sourceHash for next time, so we can know it's ok to use the generated dll next time
File.WriteAllText(hashCache, sourceHash);
}
// run the cached %temp%\dotnet-scripts\{uniqueFolderName}/package.dll
var runner = new ScriptRunner(compiler, logFactory, ScriptConsole.Default);
var result = await runner.Execute <int>(pathToDll, app.RemainingArguments.Concat(argsAfterDoubleHyphen));
return(result);
}
}
else
{
await RunInteractive(debugMode.HasValue(), !nocache.HasValue(), logFactory, packageSources.Values?.ToArray());
}
return(exitCode);
});
return(app.Execute(argsBeforeDoubleHyphen));
}