blob: af9c0996648967b17ad8ec2dd5b4029e2796132d [file] [log] [blame]
/*******************************************************************************
* You may amend and distribute as you like, but don't remove this header!
*
* EPPlus provides server-side generation of Excel 2007/2010 spreadsheets.
* See http://www.codeplex.com/EPPlus for details.
*
* Copyright (C) 2011 Jan Källman
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* The GNU Lesser General Public License can be viewed at http://www.opensource.org/licenses/lgpl-license.php
* If you unfamiliar with this license or have questions about it, here is an http://www.gnu.org/licenses/gpl-faq.html
*
* All code and executables are provided "as is" with no warranty either express or implied.
* The author accepts no liability for any damage or loss of business that this product may cause.
*
* Code change notes:
*
* Author Change Date
* ******************************************************************************
* Mats Alm Added 2013-03-01 (Prior file history on https://github.com/swmal/ExcelFormulaParser)
*******************************************************************************/
using System;
using System.Collections.Generic;
namespace AppsheetEpplus;
public class FunctionCompilerFactory {
private readonly Dictionary<Type, FunctionCompiler> _specialCompilers = new();
public FunctionCompilerFactory(FunctionRepository repository) {
_specialCompilers.Add(typeof(If), new IfFunctionCompiler(repository.GetFunction("if")));
_specialCompilers.Add(
typeof(IfError),
new IfErrorFunctionCompiler(repository.GetFunction("iferror")));
_specialCompilers.Add(typeof(IfNa), new IfNaFunctionCompiler(repository.GetFunction("ifna")));
}
private FunctionCompiler GetCompilerByType(ExcelFunction function) {
var funcType = function.GetType();
if (_specialCompilers.ContainsKey(funcType)) {
return _specialCompilers[funcType];
}
return new DefaultCompiler(function);
}
public virtual FunctionCompiler Create(ExcelFunction function) {
if (function.IsLookupFuction) {
return new LookupFunctionCompiler(function);
}
if (function.IsErrorHandlingFunction) {
return new ErrorHandlingFunctionCompiler(function);
}
return GetCompilerByType(function);
}
}