private static void runOnce(Config config)
{
TextWriter w;
if (config.ErrorFile == null) w = System.Console.Error;
else w = File.CreateText(config.ErrorFile);
AbstractErrorWriter writer;
if (config.IsErrorXML) writer = new XMLWriter(w);
else writer = new ConsoleWriter(w);
writer.Outputs = config.OutputFiles;
var parser = new Parser();
parser.CustomSymbols = loadCopies(config.Copies);
for(int c=0; c<config.InputFiles.Count; c++) {
string path = config.InputFiles[c];
try { parser.Init(path, config.Format); }
catch(System.IO.IOException ex) {
AddError(writer, ex.Message, path);
continue;
}
parser.Parse(path);
if (parser.Results.CodeElementsDocumentSnapshot == null) {
AddError(writer, "File \""+path+"\" has syntactic error(s) preventing codegen (CodeElements).", path);
continue;
}
writer.AddErrors(path, parser.Converter.AsDiagnostics(parser.Results.CodeElementsDocumentSnapshot.ParserDiagnostics));
// no need to add errors from parser.CodeElementsSnapshot.CodeElements
// as they are on parser.CodeElementsSnapshot.CodeElements which are added below
if (parser.Results.ProgramClassDocumentSnapshot == null) {
AddError(writer, "File \""+path+"\" has semantic error(s) preventing codegen (ProgramClass).", path);
continue;
}
int errors = 0;
errors += new List<Compiler.Diagnostics.Diagnostic>(parser.Results.CodeElementsDocumentSnapshot.ParserDiagnostics).Count;
errors += parser.Results.ProgramClassDocumentSnapshot.Diagnostics.Count;
writer.AddErrors(path, parser.Converter.AsDiagnostics(parser.Results.ProgramClassDocumentSnapshot.Diagnostics));
foreach(var e in parser.Results.CodeElementsDocumentSnapshot.CodeElements) {
if (e.Diagnostics.Count < 1) continue;
errors += e.Diagnostics.Count;
writer.AddErrors(path, parser.Converter.GetDiagnostics(e));
}
if (config.Codegen && (errors == 0 || !config.Safe)) {
var skeletons = TypeCobol.Codegen.Config.Config.Parse(config.skeletonPath);
var codegen = new TypeCobol.Codegen.Generator(new StreamWriter(config.OutputFiles[c]), parser.Results.TokensLines, skeletons);
var program = parser.Results.ProgramClassDocumentSnapshot.Program;
codegen.Generate(program.SyntaxTree.Root, program.SymbolTable, ColumnsLayout.CobolReferenceFormat);
}
}
writer.Write();
writer.Flush();
}