return new Expr.EAp(new Expr.EAp(new Expr.EName(opName), arg1), arg2);
}
private static AstNode parseFile(String file) {
Reader reader = new InputStreamReader(Evaluator.class.getResourceAsStream(file));
LitilParser p = new LitilParser(new LookaheadLexerWrapper(new StructuredLexer(new BaseLexer(reader), " ")));
p.debug = false;
p.prtDbg = false;
return p.program();
}