Adds a button that allows you to collapse an individual diff in a pull request
// ==UserScript==
// @name Collapsable Diffs (GitHub)
// @namespace chriskim06
// @description Adds a button that allows you to collapse an individual diff in a pull request
// @include https://github.com/*/*/pull/*
// @require http://ajax.googleapis.com/ajax/libs/jquery/2.1.3/jquery.min.js
// @version 1
// @grant none
// @locale en
// ==/UserScript==
this.$ = this.jQuery = jQuery.noConflict(true);
$(function() {
if ($('#diff').length) {
var expanded = '<a class="octicon-btn custom-collapsable" href="javascript:void(0)" onclick="return false;"><span class="octicon octicon-triangle-down "></span></a>';
$('#diff').find('#files > div[id^="diff-"]').each(function() {
$(this).find('.file-info').prepend(expanded);
var area = $(this).children('.data.highlight.blob-wrapper');
$('.octicon-btn.custom-collapsable').on('click', function() {
var icon = $(this).children(':first');
if (icon.hasClass('octicon-triangle-down')) {
icon.attr('class', 'octicon octicon-triangle-right');
} else {
icon.attr('class', 'octicon octicon-triangle-down');
}
area.slideToggle('fast');
});
});
}
});