#!/usr/bin/env osascript -l JavaScript
// A script to list all my open Safari tabs.

safari = Application("Safari");

// Generates all the window/tab/URLs in Safari.
//
// This runs in reverse window/tab index order: that is, windows are returned
// bottom to top, and tabs from right to left.
function* tabGenerator() {
  window_count = safari.windows.length;

  for (window_index = window_count - 1; window_index >= 0; window_index--) {
    window = safari.windows[window_index];

    tab_count = window.tabs.length;

    for (tab_index = tab_count - 1; tab_index >= 0; tab_index--) {
      tab = window.tabs[tab_index];
      yield tab.url();
    }
  }
}

// Print the list of tabs to stdout.
// See https://apple.stackexchange.com/a/278395/14295
Array.from(tabGenerator()).join('\n');