util::io::InputParser Class Reference

Input command line argument parser. More...

#include <io.h>

Collaboration diagram for util::io::InputParser:

Public Member Functions
	InputParser (int &argc, char **argv)
	Constructor.
const std::string &	getCmdOption (const std::string &option) const
	Get value of argument specified by key.
bool	cmdOptionExists (const std::string &option) const
	Check if argument exists.

Private Attributes
std::vector< std::string >	tokens
	Tokens.

Detailed Description

Input command line argument parser.

source - https://stackoverflow.com/a/868894

Author

iain

Definition at line 355 of file io.h.

Constructor & Destructor Documentation

InputParser()

util::io::InputParser::InputParser ( int &  argc, char **  argv  )

inline

Constructor.

Parameters

argc	Number of arguments
argv	Strings

Definition at line 362 of file io.h.

                                      {
    for (int i = 1; i < argc; ++i)
    this->tokens.push_back(std::string(argv[i]));
  }

References tokens.

Member Function Documentation

cmdOptionExists()

bool util::io::InputParser::cmdOptionExists ( const std::string &  option ) const

inline

Check if argument exists.

Parameters

option

Argument name/key

Returns

bool True if argument exists

Definition at line 387 of file io.h.

                                                      {
    return std::find(this->tokens.begin(), this->tokens.end(), option) != this->tokens.end();
  }

References tokens.

Referenced by main().

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getCmdOption()

const std::string & util::io::InputParser::getCmdOption ( const std::string &  option ) const

inline

Get value of argument specified by key.

Parameters

option

Argument name/key

Returns

string Value of argument

Definition at line 372 of file io.h.

                                                               {
    std::vector<std::string>::const_iterator itr;
    itr = std::find(this->tokens.begin(), this->tokens.end(), option);
    if (itr != this->tokens.end() && ++itr != this->tokens.end())
      return *itr;
 
    static const std::string empty_string("");
    return empty_string;
  }

References tokens.

Referenced by main().

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Field Documentation

tokens

std::vector<std::string> util::io::InputParser::tokens

private

Tokens.

Definition at line 393 of file io.h.

Referenced by cmdOptionExists(), getCmdOption(), and InputParser().

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The documentation for this class was generated from the following file:

• /home/user/project/src/util/io.h