utils.cxx File Reference

#include <string>
#include <vector>
#include <iostream>
#include <cmath>
#include <stdio.h>
#include "utils.h"
#include <algorithm>

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Functions
std::string	choptoken (std::string &s1, const std::string &s2)
std::string	chomptoken (std::string &s1, const std::string &s2)
std::string	chopfirst (std::string &s1, const std::string &s2)
std::string	chopends (std::string &s1, const std::string &s2)
std::string	choplast (std::string &s1, const std::string &s2)
std::string	chop (std::string &s1, const std::string &s2)
std::string	chomp (std::string &s1, const std::string &s2)
void	removespace (std::string &s, const std::string &s2)
void	replace (std::string &s, const std::string &s2, const std::string &s3)
void	replace (std::string &s, char c1, char c2) noexcept
void	depunctuate (std::string &s)
double	deltaPhi (double phi1, double phi2)
bool	canopen (const std::string &s)
std::string	number (const double &d, const std::string &s)
std::string	number (const int &i, const std::string &s)
std::string	dirname (std::string name)
std::string	basename (std::string name)

Detailed Description

Author

M.Sutton

Date

Thu Jun 23 01:11:43 BST 2005

Copyright (C) 2002-2019 CERN for the benefit of the ATLAS collaboration

Definition in file utils.cxx.

Function Documentation

basename()

std::string basename

(

std::string

name

)

Definition at line 207 of file utils.cxx.

                                     { 
  std::string::size_type  pos = name.find( '/' );
  while ( pos!=std::string::npos ) {
    name = name.substr( pos+1, name.size()-pos-1 );
    pos  = name.find( '/' );
  } 
  return name;
}

canopen()

bool canopen

(

const std::string &

s

)

Definition at line 178 of file utils.cxx.

                                 { 
  FILE* f = fopen(s.c_str(), "r");
  if ( f ) { fclose(f); return true; }
  return false;
}

chomp()

std::string chomp	(	std::string &	s1,
		const std::string &	s2
	)

Definition at line 115 of file utils.cxx.

{
  std::string::size_type pos = s1.find(s2);
  std::string s3;
  if ( pos == std::string::npos ) {
    s3 = std::move(s1);
    s1.clear();
  }
  else {
    s3 = s1.substr(pos+s2.size(),s1.size());
    s1.erase(pos,s1.size()); 
  } 
  return s3;
} 

chomptoken()

std::string chomptoken	(	std::string &	s1,
		const std::string &	s2
	)

Definition at line 47 of file utils.cxx.

{
  std::string s3 = "";
  std::string::size_type pos = s1.find_last_of(s2);
  if ( pos != std::string::npos ) {
    s3 = s1.substr(pos, s1.size());
    s1.erase(pos, s1.size()); 
  }
  return s3;
} 

chop()

std::string chop	(	std::string &	s1,
		const std::string &	s2
	)

Definition at line 98 of file utils.cxx.

{
  std::string::size_type pos = s1.find(s2);
  std::string s3;
  if ( pos == std::string::npos ) {
    s3 = std::move(s1);
    s1.clear();
  }
  else {
    s3 = s1.substr(0, pos); 
    s1.erase(0, pos+s2.size());
  }
  return s3;
} 

chopends()

std::string chopends	(	std::string &	s1,
		const std::string &	s2
	)

Definition at line 76 of file utils.cxx.

{
  chopfirst(s1, s2);
  choplast(s1, s2);
  return s1;
} 

chopfirst()

std::string chopfirst	(	std::string &	s1,
		const std::string &	s2
	)

Definition at line 60 of file utils.cxx.

{
  std::string s3;
  std::string::size_type pos = s1.find_first_not_of(s2);
  if ( pos != std::string::npos ) {
    s3 = s1.substr(0, pos); 
    s1.erase(0, pos);
  }
  else {
    s3 = s1;
    s1.clear();
  } 
  return s3;
} 

choplast()

std::string choplast	(	std::string &	s1,
		const std::string &	s2
	)

Definition at line 85 of file utils.cxx.

{
  std::string s3 = "";
  std::string::size_type pos = s1.find_last_not_of(s2);
  if ( pos != std::string::npos ) {
    s3 = s1.substr(pos+1, s1.size());
    s1.erase(pos+1, s1.size());
  }
  return s3;
} 

choptoken()

std::string choptoken	(	std::string &	s1,
		const std::string &	s2
	)

Definition at line 34 of file utils.cxx.

{
  std::string s3 = "";
  std::string::size_type pos = s1.find(s2);
  if ( pos != std::string::npos ) {
    s3 = s1.substr(0, pos+1); 
    s1.erase(0, pos+1);
  }
  return s3;
} 

deltaPhi()

double deltaPhi	(	double	phi1,
		double	phi2
	)

Definition at line 169 of file utils.cxx.

                                           {
  double delta = fabs(phi1-phi2);
  delta = (delta > M_PI) ? (2.0*M_PI - delta) : delta; 
  return delta;
}

depunctuate()

void depunctuate

(

std::string &

s

)

Definition at line 157 of file utils.cxx.

{
  std::string::size_type pos;
  while ( (pos = s.find(':'))!=std::string::npos ) {
    s.erase(pos, 1);
  }
} 

dirname()

std::string dirname

(

std::string

name

)

Definition at line 200 of file utils.cxx.

                                    { 
  std::string::size_type pos = name.find_last_of( '/' );
  if ( pos!=std::string::npos ) name.resize( pos );
  return name;
}

number() [1/2]

std::string number	(	const double &	d,
		const std::string &	s
	)

Definition at line 186 of file utils.cxx.

                                                      { 
  char tmp[512];
  sprintf(tmp, s.c_str(), d);
  return tmp;
}

number() [2/2]

std::string number	(	const int &	i,
		const std::string &	s
	)

Definition at line 192 of file utils.cxx.

                                                   {
  char tmp[512];
  sprintf(tmp, s.c_str(), i);
  return tmp;
} 

removespace()

void removespace	(	std::string &	s,
		const std::string &	s2
	)

Definition at line 132 of file utils.cxx.

{
  std::string::size_type pos;
  while ( (pos = s.find(s2))!=std::string::npos ) {
    s.erase(pos, 1);
  }
} 

replace() [1/2]

void replace ( std::string &  s, char  c1, char  c2  )

noexcept

Definition at line 152 of file utils.cxx.

                                                      {
   std::replace(s.begin(), s.end(), c1, c2);
}

replace() [2/2]

void replace	(	std::string &	s,
		const std::string &	s2,
		const std::string &	s3
	)

Definition at line 142 of file utils.cxx.

{
  std::string::size_type pos;
  //  while ( (pos = s.find(" "))!=std::string::npos ) {
  //    s.replace(pos, 1, "-");
  while ( (pos = s.find(s2))!=std::string::npos ) {
    s.replace(pos, 1, s3);
  }
}