static void Main(string[] args)
{
if (args.Length == 0)
{
DebugRun();
}
else
{
var input = File.ReadAllText(args[0]);
var lexer = new ADLLexer(new ANTLRStringStream(input));
var tokenStream = new CommonTokenStream(lexer);
var parser = new ADLParser(tokenStream);
var program = parser.program();
var programSrc = Gen.genProgram(program);
File.WriteAllText(args[1], programSrc);
}
}
private static void DebugRun()
{
var lexer = new ADLLexer(new ANTLRStringStream(@"
@namespace Foo.Bar.Baz;
@baseclass BaseNode;
@walker BaseWalker;
@printer AstPrinter Statement;
Statement = @common_fields(Id StatementId)
Select(SelectStatement) | Update(UpdateStatement) | Delete(DeleteStatement) | Insert(InsertStatement)
@common_fields(Id ResultAlias);
SelectStatement = Query;
UpdateStatement = ;
DeleteStatement = ;
InsertStatement = ;
Query = FromClause, SelectClause, WhereClause?;
FromClause = TableRef* Sources;
TableRef = Id Name, Id? Alias;
SelectClause = AliasedExpr* Exprs;
WhereClause = Expr;
AliasedExpr = Expr, Id? Alias;
Expr = IdExpr(Id) | DotExpr(Expr, Id);
Id = @attributes @printed string value, int length;
"));
var tokenStream = new CommonTokenStream(lexer);
var parser = new ADLParser(tokenStream);
var program = parser.program();
var programSrc = Gen.genProgram(program);
Console.WriteLine();
}
