Block people on the hell website with one less click

Twitter instant block.js

// ==UserScript==
// @name     		Twitter instant block
// @description	Block people on the hell website with one less click
// @include     https://twitter.com/*
// @version  		1
// @grant    		none
// ==/UserScript==

// using mozilla sample code 
// https://developer.mozilla.org/en-US/docs/Web/API/MutationObserver

// Select the node that will be observed for mutations
var targetNode = document.getElementById("block-dialog"); // so we make an observer to watch the block dialog node 

// Options for the observer (which mutations to observe)
var config = {
    attributes: true,
    childList: true
};

var paused = false;

// Callback function to execute when mutations are observed
var callback = function(mutationsList) {
    for (var mutation of mutationsList) {
        if (!paused) { // rate limit at least a lil
            paused = true;
            var block_dialog = document.getElementById("block-dialog"); // will accidentally recurse a lot if targetNode is used
            if (block_dialog != null && block_dialog.style.display != "none") { // if the dialog is gonna appear
                block_dialog.style.display = "none"; // hide overlay
                document.getElementsByClassName("modal-overlay")[0].style.display = "none"; // hide the other background (there are 2 for some reason?)
                block_dialog.getElementsByClassName("block-button")[0].click(); // click block button
            }
            paused = false;
        }
    }
};

// Create an observer instance linked to the callback function
var observer = new MutationObserver(callback);

// Start observing the target node for configured mutations
observer.observe(targetNode, config);

// Later, you can stop observing
//observer.disconnect();

jam this into greasemonkey or tampermonkey or whatever and enjoy until twitter breaks it