package com.jclark.xsl.expr;

import com.jclark.xsl.om.*;

class CeilingFunction extends Function1 {
  ConvertibleExpr makeCallExpr(ConvertibleExpr e) throws ParseException {
    final NumberExpr ne = e.makeNumberExpr();
    return new ConvertibleNumberExpr() {
      public double eval(Node node, ExprContext context) throws XSLException {
	return Math.ceil(ne.eval(node, context));
      }
    };
  }
}