/usr/share/mercurial/templates/spartan/filediff.tmpl is in mercurial-common 2.8.2-1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 | {header}
<title>{repo|escape}: {file|escape} diff</title>
</head>
<body>
<div class="buttons">
<a href="{url|urlescape}log/{rev}{sessionvars%urlparameter}">changelog</a>
<a href="{url|urlescape}shortlog/{rev}{sessionvars%urlparameter}">shortlog</a>
<a href="{url|urlescape}graph{sessionvars%urlparameter}">graph</a>
<a href="{url|urlescape}tags{sessionvars%urlparameter}">tags</a>
<a href="{url|urlescape}branches{sessionvars%urlparameter}">branches</a>
<a href="{url|urlescape}rev/{node|short}{sessionvars%urlparameter}">changeset</a>
<a href="{url|urlescape}file/{node|short}/{file|urlescape}{sessionvars%urlparameter}">file</a>
<a href="{url|urlescape}log/{node|short}/{file|urlescape}{sessionvars%urlparameter}">revisions</a>
<a href="{url|urlescape}annotate/{node|short}/{file|urlescape}{sessionvars%urlparameter}">annotate</a>
<a href="{url|urlescape}raw-diff/{node|short}/{file|urlescape}">raw</a>
<a href="{url|urlescape}help{sessionvars%urlparameter}">help</a>
</div>
<h2><a href="/">Mercurial</a> {pathdef%breadcrumb} / {file|escape}</h2>
<table id="filediffEntry">
<tr>
<th class="revision">revision {rev}:</th>
<td class="revision"><a href="{url|urlescape}rev/{node|short}{sessionvars%urlparameter}">{node|short}</a></td>
</tr>
{parent%filediffparent}
{child%filediffchild}
</table>
<div id="fileDiff">
{diff}
</div>
{footer}
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