User:Omegatron/monobook.js/headingformattingfixer.js

function headingfixer { var txt = document.editform.wpTextbox1;

// Format heading markup the way it is generated with the + tab // Note: the ? after the * is not redundant, see http://www.regular-expressions.info/repeat.html#lazy txt.value = txt.value.replace(/((^|\n)={2,})( |\t)*(.*?)( |\t)*(={2,})/g, '$1 $4 $6\n\n');

// 1 blank line before the headings // (this is super-kludgy because of the newlines conflicting when one heading is right after another) // (seems to work, though, for now. some other day...) txt.value = txt.value.replace(/(\n+={2,}) (.*?) (={2,})/g, '\n\n$1 $2 $3');

// Remove all extra newlines? txt.value = txt.value.replace(/(\n[ \t\v\r\f]*){2,}/g, '\n\n');

// One space after * and # lists, and after : and ; txt.value = txt.value.replace(/(^|\n)((\*|\#|\;|\:)+)\s*(\w|\[|\"|\'|\{\{)/g, '$1$2 $4');

// Format External links and See also according to the Manual of Style txt.value = txt.value.replace(/\=\= external links? \=\=/ig, '== External links =='); txt.value = txt.value.replace(/\=\= see also \=\=/ig, '== See also ==');

// Add a tag to the summary box var txt = document.editform.wpSummary; var summary = "Regex heading and whitespace fixer"; if (txt.value.indexOf(summary) == -1) { if (txt.value.match(/[^\*\/\s][^\/\s]?\s*$/)) { txt.value += " | "; }       txt.value += summary; }

// Press the diff button to check it   if( typeof( autoDiffClick ) == 'undefined' || autoDiffClick === true ) { document.editform.wpDiff.click; } }

$(function {    if(document.forms.editform) {        mw.util.addPortletLink('p-cactions', 'javascript:headingfixer', '_', 'ca-headingfixer', 'Fixes heading whitespace and deletes excess newlines', '-', '');    } });