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allow dublicate headlines in toc extension #51

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allow dublicate headlines in toc extension #51

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15 changes: 14 additions & 1 deletion nbextensions/toc.js
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Original file line number Diff line number Diff line change
Expand Up @@ -17,13 +17,26 @@ toc.load_ipython_extension();
define(["require", "jquery", "base/js/namespace"], function (require, $, IPython) {
"use strict";

var rand = function() {
return Math.random().toString(36).substr(2); // remove `0.`
};

var make_link = function (h) {

var a = $("<a/>");
a.attr("href", '#' + h.attr('id'));


// get the text *excluding* the link text, whatever it may be
var hclone = h.clone();
hclone.children().remove();
a.text(hclone.text());

var newID = hclone.text().toLowerCase().replace(/[^\w ]+/g,'').replace(/ +/g,'-') + '_' + rand();


h.attr('id', newID);
a.attr("href", '#' + newID);

return a;
};

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