muwerk.h

// mutils.h - muwerk utility functions
 
#pragma once
 
#include "ustd_platform.h"
#include "ustd_array.h"
 
namespace ustd {
 
unsigned long timeDiff(unsigned long first, unsigned long second) {
    if (second >= first)
        return second - first;
    return (unsigned long)-1 - first + second + 1;
}
 
void split(String &src, char delimiter, array<String> &result) {
    int ind;
    String source = src;
    String sb;
    while (true) {
#if defined(__UNIXOID__) || defined(__RP_PICO__)
        ind = (int)source.find(delimiter);
#else
        ind = source.indexOf(delimiter);
#endif
        if (ind == -1) {
            result.add(source);
            return;
        } else {
#if defined(__UNIXOID__) || defined(__RP_PICO__)
            sb = source.substr(0, ind);
            result.add(sb);
            source = source.substr(ind + 1);
#else
            sb = source.substring(0, ind);
            result.add(sb);
            source = source.substring(ind + 1);
#endif
        }
    }
}
 
String shift(String &src, char delimiter = ' ', String defValue = "") {
    if (src == "") {
        return defValue;
    }
#if defined(__UNIXOID__) || defined(__RP_PICO__)
    int ind = (int)src.find(delimiter);
#else
    int ind = src.indexOf(delimiter);
#endif
    String ret = defValue;
    if (ind == -1) {
        ret = src;
        src = "";
    } else {
#if defined(__UNIXOID__) || defined(__RP_PICO__)
        ret = src.substr(0, ind);
        src = src.substr(ind + 1);
        // src.trim();
#else
        ret = src.substring(0, ind);
        src = src.substring(ind + 1);
        src.trim();
#endif
    }
    return ret;
}
 
}  // namespace ustd