static void AddCoercedSessionParameters(ToolTemplateGenerator generator, ParsedTemplate pt, Dictionary <string, string> properties)
{
if (properties.Count == 0)
{
return;
}
var session = generator.GetOrCreateSession();
foreach (var p in properties)
{
var directive = pt.Directives.FirstOrDefault(d =>
d.Name == "parameter" &&
d.Attributes.TryGetValue("name", out string attVal) &&
attVal == p.Key);
if (directive != null)
{
directive.Attributes.TryGetValue("type", out string typeName);
var mappedType = ParameterDirectiveProcessor.MapTypeName(typeName);
if (mappedType != "System.String")
{
if (ConvertType(mappedType, p.Value, out object converted))
{
session [p.Key] = converted;
continue;
}
generator.Errors.Add(
new CompilerError(
null, 0, 0, null,
$"Could not convert property '{p.Key}'='{p.Value}' to parameter type '{typeName}'"
)
);
}
}
session [p.Key] = p.Value;
}
}
static int MainInternal(string [] args)
{
if (args.Length == 0 && !Console.IsInputRedirected)
{
ShowHelp(true);
}
var generator = new ToolTemplateGenerator();
string outputFile = null, inputFile = null;
var directives = new List <string> ();
var parameters = new List <string> ();
var properties = new Dictionary <string, string> ();
string preprocessClassName = null;
bool debug = false;
bool verbose = false;
optionSet = new OptionSet {
{
"o=|out=",
"Name or path of the output {<file>}. Defaults to the input filename with its " +
"extension changed to `.txt'. Use `-' to output to stdout.",
s => outputFile = s
},
{
"r=",
"Name or path of an {<assembly>} reference. Assemblies will be resolved from the " +
"framework and the include folders",
s => generator.Refs.Add(s)
},
{
"u=|using=",
"Import a {<namespace>}' statement with a `using",
s => generator.Imports.Add(s)
},
{
"I=",
"Search {<directory>} when resolving file includes",
s => generator.IncludePaths.Add(s)
},
{
"P=",
"Search {<directory>} when resolving assembly references",
s => generator.ReferencePaths.Add(s)
},
{
"c=|class=",
"Preprocess the template into class {<name>}",
(s) => preprocessClassName = s
},
{
"p:=",
"Add a {<name>}={<value>} key-value pair to the template's `Session' " +
"dictionary. These can also be accessed using strongly typed " +
"properties declared with `<#@ parameter name=\"<name>\" type=\"<type>\" #> " +
"directives.",
(k, v) => properties[k] = v
},
{
"debug",
"Generate debug symbols and keep temp files",
s => debug = true
},
{
"v|verbose",
"Generate debug symbols and keep temp files",
s => verbose = true
},
{
"h|?|help",
"Show help",
s => ShowHelp(false)
}
};
compatOptionSet = new OptionSet {
{
"dp=",
"Directive processor (name!class!assembly)",
s => directives.Add(s)
},
{
"a=",
"Parameters (name=value) or ([processorName!][directiveName!]name!value)",
s => parameters.Add(s)
},
};
var remainingArgs = optionSet.Parse(args);
remainingArgs = compatOptionSet.Parse(remainingArgs);
string inputContent = null;
bool inputIsFromStdin = false;
if (remainingArgs.Count != 1)
{
if (Console.IsInputRedirected)
{
inputContent = Console.In.ReadToEnd();
inputIsFromStdin = true;
}
else
{
Console.Error.WriteLine("No input file specified.");
return(1);
}
}
else
{
inputFile = remainingArgs [0];
if (!File.Exists(inputFile))
{
Console.Error.WriteLine("Input file '{0}' does not exist.", inputFile);
return(1);
}
}
bool writeToStdout = outputFile == "-" || (inputIsFromStdin && string.IsNullOrEmpty(outputFile));
if (!writeToStdout && string.IsNullOrEmpty(outputFile))
{
outputFile = inputFile;
if (Path.HasExtension(outputFile))
{
var dir = Path.GetDirectoryName(outputFile);
var fn = Path.GetFileNameWithoutExtension(outputFile);
outputFile = Path.Combine(dir, fn + ".txt");
}
else
{
outputFile = outputFile + ".txt";
}
}
if (inputFile != null)
{
try {
inputContent = File.ReadAllText(inputFile);
}
catch (IOException ex) {
Console.Error.WriteLine("Could not read input file '" + inputFile + "':\n" + ex);
return(1);
}
}
if (inputContent.Length == 0)
{
Console.Error.WriteLine("Input is empty");
return(1);
}
foreach (var par in parameters)
{
if (!generator.TryAddParameter(par))
{
Console.Error.WriteLine("Parameter has incorrect format: {0}", par);
return(1);
}
}
if (!AddDirectiveProcessors(generator, directives))
{
return(1);
}
var pt = generator.ParseTemplate(inputFile, inputContent);
TemplateSettings settings = TemplatingEngine.GetSettings(generator, pt);
if (debug)
{
settings.Debug = true;
}
if (verbose)
{
settings.Log = Console.Out;
}
if (pt.Errors.Count > 0)
{
generator.Errors.AddRange(pt.Errors);
}
string outputContent = null;
if (!generator.Errors.HasErrors)
{
AddCoercedSessionParameters(generator, pt, properties);
}
if (!generator.Errors.HasErrors)
{
if (preprocessClassName == null)
{
(outputFile, outputContent) = generator.ProcessTemplateAsync(pt, inputFile, inputContent, outputFile, settings).Result;
}
else
{
SplitClassName(preprocessClassName, settings);
outputContent = generator.PreprocessTemplate(pt, inputFile, inputContent, settings, out _, out _);
}
}
if (generator.Errors.HasErrors)
{
Console.Error.WriteLine(inputFile == null ? "Processing failed." : $"Processing '{inputFile}' failed.");
}
try {
if (!generator.Errors.HasErrors)
{
if (writeToStdout)
{
Console.WriteLine(outputContent);
}
else
{
File.WriteAllText(outputFile, outputContent, new UTF8Encoding(encoderShouldEmitUTF8Identifier: false));
}
}
}
catch (IOException ex) {
Console.Error.WriteLine("Could not write output file '" + outputFile + "':\n" + ex);
return(1);
}
LogErrors(generator);
return(generator.Errors.HasErrors ? 1 : 0);
}
public ToolTemplateSession(ToolTemplateGenerator toolTemplateGenerator)
{
this.toolTemplateGenerator = toolTemplateGenerator;
}
public TextTemplatingSession(ToolTemplateGenerator toolTemplateGenerator)
{
this.toolTemplateGenerator = toolTemplateGenerator;
}