// morse_beacon_cheaty.ino
// #include <Arduino.h> // optional

#include "hidden.h"

void _hello() {
    space
    _h space
    _e space
    _l space
    _l space
    _o
    space space space
}

void setup() {
    Serial.begin(9600);
    space hello space cr
    delay(2200);
}

void loop() {
    space hello space space space space space hello space
    delay(2200);
}

// Saved: Wed 26 Oct 14:12:17 UTC 2022
// END.

morse_beacon_cheaty.ino

diagram.json

#include <Arduino.h> // mandatory here
#include "hidden.h"

void _dot()   { Serial.print("."); }
void _dash()  { Serial.print("-"); }
void _space() { Serial.print("  "); }
void _cr()    { Serial.println(); }

void morse_h() {
    dot dot dot dot
}

void morse_e() {
    dot
}

void morse_l() {
    dot dash dot dot
}

void morse_o() {
    dash dash dash
}

// Saved: Wed 26 Oct 14:12:17 UTC 2022
// END.

hidden.cpp

// hidden.h
// These definitions do all the cheaty work here.

// Even the semicolon is cheated-out of existence in
// the main code, making 'syntax' kind of go away.

// It's right here, so it didn't go away; but was
// abstracted out of the base code.

// Set it and forget it. ;)

#define dot _dot();
#define dash _dash();
#define space _space();
#define cr _cr(); // carriage return
#define _h morse_h();
#define _e morse_e();
#define _l morse_l();
#define _o morse_o();

#define hello _hello();

extern void _dot();
extern void _dash();
extern void _space();
extern void _cr();

extern void morse_h();
extern void morse_e();
extern void morse_l();
extern void morse_o();

// Saved: Wed 26 Oct 14:12:17 UTC 2022
// END.