Files
LBPM/IO/IOHelpers.h
2014-11-05 16:54:18 -05:00

65 lines
1.2 KiB
C++

#ifndef IO_HELPERS_INC
#define IO_HELPERS_INC
#include <string.h>
#include <vector>
namespace IO {
// Find a character in a line
inline size_t find( const char *line, char token )
{
size_t i=0;
while ( 1 ) {
if ( line[i]==token || line[i]<32 || line[i]==0 )
break;
++i;
}
return i;
}
// Remove preceeding/trailing whitespace
inline std::string deblank( const std::string& str )
{
size_t i1 = str.size();
size_t i2 = 0;
for (size_t i=0; i<str.size(); i++) {
if ( str[i]!=' ' && str[i]>=32 ) {
i1 = std::min(i1,i);
i2 = std::max(i2,i);
}
}
return str.substr(i1,i2-i1+1);
}
// Split a list by the given token
inline std::vector<std::string> splitList( const char *line, const char token )
{
std::vector<std::string> list;
size_t i1 = 0;
size_t i2 = 0;
while ( 1 ) {
if ( line[i2]==token || line[i2]<32 ) {
std::string tmp(&line[i1],i2-i1);
tmp = deblank(tmp);
if ( !tmp.empty() )
list.push_back(tmp);
i1 = i2+1;
}
if ( line[i2]==0 )
break;
i2++;
}
return list;
}
};
#endif