public bool Encloses(CiSymbol symbol)
{
for (CiScope scope = symbol.Parent; scope != null; scope = scope.Parent)
{
if (scope == this)
{
return(true);
}
}
return(false);
}
static CiProgram ParseAndResolve(CiParser parser, CiScope parent, List <string> files, List <string> searchDirs)
{
parser.Program = new CiProgram {
Parent = parent
};
foreach (string file in files)
{
parser.Parse(file, File.OpenText(file));
}
new CiResolver(parser.Program, searchDirs);
return(parser.Program);
}
public virtual CiSymbol TryLookup(string name)
{
for (CiScope scope = this; scope != null; scope = scope.Parent)
{
object result = scope.Dict[name];
if (result != null)
{
return((CiSymbol)result);
}
}
return(null);
}
public void Add(CiSymbol symbol)
{
string name = symbol.Name;
for (CiScope scope = this; scope != null; scope = scope.Parent)
{
if (scope.Dict[name] is CiSymbol duplicate &&
(scope == this || (!IsPrivate(duplicate as CiMember) && !IsOverrideOf(symbol as CiMethod, duplicate as CiMethod))))
{
CiScope symbolScope = symbol as CiScope ?? this;
CiScope duplicateScope = duplicate as CiScope ?? scope;
throw new CiException(symbolScope.Filename, symbol.Line,
string.Format("Duplicate symbol {0}, already defined in {1} line {2}", name, duplicateScope.Filename, duplicate.Line));
}
}
symbol.Parent = this;
this.Dict.Add(name, symbol);
}
public CiException(CiScope scope, string format, params object[] args) : this(scope, string.Format(format, args))
{
}
public CiException(CiScope scope, string message) : this(scope.Container.Filename, scope.Line, message)
{
}
public static int Main(string[] args)
{
CiParser parser = new CiParser();
List <string> inputFiles = new List <string>();
List <string> referencedFiles = new List <string>();
List <string> searchDirs = new List <string>();
string lang = null;
string outputFile = null;
string namespace_ = null;
for (int i = 0; i < args.Length; i++)
{
string arg = args[i];
if (arg[0] == '-')
{
switch (arg)
{
case "--help":
Usage();
return(0);
case "--version":
Console.WriteLine("cito 1.0.0");
return(0);
case "-l":
lang = args[++i];
break;
case "-o":
outputFile = args[++i];
break;
case "-n":
namespace_ = args[++i];
break;
case "-D":
string symbol = args[++i];
if (symbol == "true" || symbol == "false")
{
throw new ArgumentException(symbol + " is reserved");
}
parser.PreSymbols.Add(symbol);
break;
case "-r":
referencedFiles.Add(args[++i]);
break;
case "-I":
searchDirs.Add(args[++i]);
break;
default:
throw new ArgumentException("Unknown option: " + arg);
}
}
else
{
inputFiles.Add(arg);
}
}
if (lang == null && outputFile != null)
{
string ext = Path.GetExtension(outputFile);
if (ext.Length >= 2)
{
lang = ext.Substring(1);
}
}
if (lang == null || outputFile == null || inputFiles.Count == 0)
{
Usage();
return(1);
}
GenBase gen;
switch (lang)
{
case "c": gen = new GenC(); break;
case "cpp": gen = new GenCpp(); break;
case "cs": gen = new GenCs(); break;
case "java": gen = new GenJava(); break;
case "js": gen = new GenJs(); break;
case "py": gen = new GenPy(); break;
case "swift": gen = new GenSwift(); break;
case "cl": gen = new GenCl(); break;
default: throw new ArgumentException("Unknown language: " + lang);
}
gen.Namespace = namespace_;
gen.OutputFile = outputFile;
CiProgram program;
try {
CiScope parent = CiSystem.Value;
if (referencedFiles.Count > 0)
{
parent = ParseAndResolve(parser, parent, referencedFiles, searchDirs);
}
program = ParseAndResolve(parser, parent, inputFiles, searchDirs);
} catch (CiException ex) {
Console.Error.WriteLine("{0}({1}): ERROR: {2}", ex.Filename, ex.Line, ex.Message);
return(1);
// throw;
}
gen.Write(program);
return(0);
}
