static void Main(string[] args)
{
if (args.Length != 2)
{
DisplayDirections();
}
else if (!File.Exists(args[0]))
{
Console.WriteLine("Could not find parser script '{0}'", args[0]);
Environment.Exit(1);
}
else if (args[1].Any(Path.GetInvalidPathChars().Contains))
{
Console.WriteLine("Invalid output file '{0}'", args[1]);
Environment.Exit(1);
}
string code = "";
try
{
code = File.ReadAllText(args[0]);
Console.WriteLine("Parsing input file");
var ast = AphidParser.Parse(code);
var macroMutator = new AphidMacroMutator();
var pipelineMutator = new PipelineToCallMutator();
ast = macroMutator.MutateRecursively(pipelineMutator.Mutate(ast));
Console.WriteLine("Generating parser");
var parserGenerator = new ParserGenerator();
var s = parserGenerator.Generate(ast);
File.WriteAllText(args[1], s);
Console.WriteLine("Parser written to '{0}'", args[1]);
}
catch (AphidParserException exception)
{
Console.WriteLine(ParserErrorMessage.Create(code, exception));
}
catch (Exception exception)
{
Console.WriteLine("Unexpected exception\r\n\r\n{0}\r\n", exception.Message);
}
}
private static void GenerateParser(string code, string dir, string outFile)
{
Console.WriteLine("Parsing input file");
var ast = AphidParser.Parse(code);
var includeMutator = new IncludeMutator(dir);
var idMutator = new AphidPreprocessorDirectiveMutator();
var macroMutator = new AphidMacroMutator();
var pipelineMutator = new PipelineToCallMutator();
ast = idMutator.MutateRecursively(
macroMutator.MutateRecursively(
pipelineMutator.Mutate(
includeMutator.MutateRecursively(ast))));
Console.WriteLine("Generating parser");
var parserGenerator = new ParserGenerator();
var s = parserGenerator.Generate(ast, code);
File.WriteAllText(outFile, s);
Console.WriteLine("Parser written to '{0}'", outFile);
}