#include "util.h"


void zutil::tolower(string &s){
	for(size_t i=0; s[i] ;++i){
		s[i] = std::tolower(s[i]);
	}
}

void zutil::trim(string &str){
	size_t s = str.find_first_not_of(" \n\r\t");
		size_t e = str.find_last_not_of (" \n\r\t");

	if( string::npos != s &&  string::npos != e)
			str = str.substr(s, e-s+1);
}


vector<string> zutil::parseLine(istream &in, char separator, char endl){
	vector<string> parsed;
	string line;
	getline(in, line, endl);
	
	return split( line, separator );
}

vector<string> zutil::split(const string &line, char separator){
	vector<string> parsed;
	
	string tmp;
	for(size_t i=0; i<line.length() ;++i){
		if(line[i] == separator && !tmp.empty()){
			parsed.push_back( tmp );
			tmp = "";
		}
		else{
			tmp += line[i];
		}
	}
	if(!tmp.empty()){
		parsed.push_back( tmp );
	}
	
	return parsed;
}