private static void LoadBnfFile(string fileName, Builder mainBuilder)
{
Console.WriteLine("Parse BNF file: {0}", fileName);
var bnf = File.ReadAllText(fileName);
var metaParser = new MetaParser();
var meta = metaParser.Parse(bnf);
var oprimizedBnf = Optimize(bnf);
var parser = new Parser(new BnfGrammar(meta.Mode));
var tree = parser.Parse(oprimizedBnf, fileName);
if (tree.Status == ParseTreeStatus.Error)
{
throw new Exception((tree.ParserMessages.Count > 0)
? string.Format("{0}, in {3} file at line {1}, column {2}", tree.ParserMessages[0].Message, tree.ParserMessages[0].Location.Line, tree.ParserMessages[0].Location.Column, fileName)
: string.Format(@"Unknow error in BNF file {0}", fileName));
}
var builder = new Builder(tree, mainBuilder);
builder.BuildExpressions();
foreach (var @using in meta.Usings)
LoadBnfFile(@using, mainBuilder);
}
private static void LoadBnfFile(string fileName, Builder mainBuilder)
{
Console.WriteLine("Parse BNF file: {0}", fileName);
var bnf = File.ReadAllText(fileName);
var metaParser = new MetaParser();
var meta = metaParser.Parse(bnf);
var oprimizedBnf = Optimize(bnf);
var parser = new Parser(new BnfGrammar(meta.Mode));
var tree = parser.Parse(oprimizedBnf, fileName);
if (tree.Status == ParseTreeStatus.Error)
{
throw new Exception((tree.ParserMessages.Count > 0)
? string.Format("{0}, in {3} file at line {1}, column {2}", tree.ParserMessages[0].Message, tree.ParserMessages[0].Location.Line, tree.ParserMessages[0].Location.Column, fileName)
: string.Format(@"Unknow error in BNF file {0}", fileName));
}
var builder = new Builder(tree, mainBuilder);
builder.BuildExpressions();
foreach (var @using in meta.Usings)
{
LoadBnfFile(@using, mainBuilder);
}
}