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whitespacescrub.cpp

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//
//  whitespacescrub.cpp
//
//  begin       : Tue Jan 29 2002
//  copyright   : (C) 2002 by Solstice
//  email       : solstice@deninet.com
//

#include "whitespacescrub.h"

using namespace deml;

string WhitespaceScrub::leading(string str){
        for(short i = 0; i < (short)str.size(); i++)
      {
        if(!isspace(str[i]))
            return str.substr(i);
      }
}

string WhitespaceScrub::trailing(string str){
    for(short i = (str.size() - 1); i > 0; i--)
    {
        if(!isspace(str[i]))
        {
            str.resize(i + 1);
            return str;
        }
    }
}

string WhitespaceScrub::all(string str)
{
    string chopped = leading(trailing(str));
    string scrubbed = "";
    
    for(short i = 0; i < (short)chopped.size(); i++)
    {
        char c = chopped[i];
        if(!isspace(c))
            scrubbed.push_back(c);
        else
        {
            scrubbed.push_back(' ');
            for(; i < (short)chopped.size(); i++)
            {
                c = chopped[i];
                if(!isspace(c))
                {
                    scrubbed.push_back(c);
                    break;
                }
            }
        }
    }
    
    return scrubbed;
}

string WhitespaceScrub::zealous(string str){
    string scrubbed = "";
    
    for(short i=0; i < (short)str.size(); i++)
    {
        char c = str[i];
        if(!isspace(c))
        {
            scrubbed.push_back(c);
        }
    }
    
    return scrubbed;
}

vector<string> WhitespaceScrub::tokens(string str)
{
    vector<string> tokenList;
    string token = "";
    bool inWord = false;
    
    str.push_back(' ');
    
    for(short i=0; i < (short)str.size(); i++)
    {
        char c = str[i];
        if(!isspace(c))
        {
            token.push_back(c);
            inWord = true;
        }
        else if(inWord)
        {
            inWord = false;
            tokenList.push_back(token);
            token = "";
        }
    }
    
    return tokenList;
}

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