Github - toggle all files in "File changed" tab

toggle-files-github.js

// Toggles all files in "Files changed" tab in pull request
// Can be exectued through javascript console
var buttons = document.querySelectorAll('button[aria-label="Toggle diff text"]')
for (var i = 0; i < buttons.length; i++) {
	buttons[i].click()
}

// One liner that can be used as a bookmark
javascript:void((function(d){d.querySelectorAll('button[aria-label="Toggle diff text"]').forEach(function(x){x.click()});})(document));