stringhelper.hh

#ifndef __DUNE_ACFEM_STRINGHELPER_HH__
#define __DUNE_ACFEM_STRINGHELPER_HH__
 
#include <string>
#include <iostream>
#include <sstream>
 
namespace Dune {
 
  namespace ACFem {
 
    static inline
    bool checkParenthesis(const std::string& name, unsigned start, unsigned end)
    {
      int parenCount = 0;
      for (auto i = start; i < end; ++i) {
        parenCount += name[i] == '(';
        parenCount -= name[i] == ')';
        if (parenCount < 0) {
          return false;
        }
      }
      return parenCount == 0;
    }
 
    static inline
    void trimParenthesis(std::string& name)
    {
      while (!name.empty() &&
             name.front() == '(' &&
             name.back() == ')' &&
             checkParenthesis(name, 1, name.size()-1)) {
        name.erase(0, 1);
        name.erase(name.size()-1, 1);
      }
    }
 
 
  } // ACFem::
 
} // Dune::
 
#endif //  __DUNE_ACFEM_STRINGHELPER_HH__