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Show hidden symbols (spaces, tabs)
// ==UserScript==
// @name Bitbucket Whitespaces
// @namespace https://bitbucket.org/
// @description Show hidden symbols (spaces, tabs)
// @match https://bitbucket.org/*
// @version 0.2
// ==/UserScript==
// a function that loads jQuery and calls a callback function when jQuery has finished loading
function addJQuery(callback) {
var script = document.createElement('script');
script.setAttribute('src', '//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js');
script.addEventListener('load', function() {
var script = document.createElement('script');
script.textContent = 'window.jQ=jQuery.noConflict(true);(' + callback.toString() + ')();';
document.body.appendChild(script);
}, false);
document.body.appendChild(script);
}
// the guts of this userscript
function main() {
// jQ replaces $ to avoid conflicts.
jQ('.udiff-line .source').each(function() {
jQ(this).html(
jQ(this).html()
.replace(
/^([ \+\-].*?)\s+$/,
'$1<span style="color: red">[trailing whitespaces]</span>'
)
.replace(
/\t/g,
'<span style="color: red">» </span>'
)
);
});
}
// load jQuery and execute the main function
addJQuery(main);