negate_booleans_1: {
    options = {
        comparisons: true,
    }
    input: {
        var a = !a || !b || !c || !d || !e || !f;
    }
    expect: {
        var a = !(a && b && c && d && e && f);
    }
}

negate_booleans_2: {
    options = {
        comparisons: true,
    }
    input: {
        var match = !x &&       // should not touch this one
            (!z || c) &&
            (!k || d) &&
            the_stuff();
    }
    expect: {
        var match = !x &&
            (!z || c) &&
            (!k || d) &&
            the_stuff();
    }
}
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<input type='hidden' name='id' value='f25529b08e356f89ca7cecc44295085531a8faba'/><select name='h' onchange='this.form.submit();'>
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<option value='koszko-scripts'>koszko-scripts</option>
</select> <input type='submit' value='switch'/></form></td></tr>
<tr><td class='sub'>Wojtek's customized Guix</td><td class='sub right'></td></tr></table>
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<option value='grep'>log msg</option>
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<option value='committer'>committer</option>
<option value='range'>range</option>
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<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
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<div class='path'>path: <a href='/guix/log/?id=f25529b08e356f89ca7cecc44295085531a8faba'>root</a>/<a href='/guix/log/gnu?id=f25529b08e356f89ca7cecc44295085531a8faba'>gnu</a>/<a href='/guix/log/gnu/build?id=f25529b08e356f89ca7cecc44295085531a8faba'>build</a>/<a href='/guix/log/gnu/build/accounts.scm?id=f25529b08e356f89ca7cecc44295085531a8faba'>accounts.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/build/accounts.scm?id=f25529b08e356f89ca7cecc44295085531a8faba&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2022-01-01 15:10:12 +0100'>2022-01-01</span></td><td><a href='/guix/commit/gnu/build/accounts.scm?id=671e6a81804f264ddcdd6fe7579644404da079b8'>system: Allow 'chfn' to change the user's full name.</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes &lt;https://issues.guix.gnu.org/52539&gt;.
Reported by Jacob First &lt;jacob.first@member.fsf.org&gt;.

* gnu/build/accounts.scm (allocate-passwd): Add comment as to why
'real-name' is taken from PREVIOUS.  Add (not system?) to the
condition.
* gnu/system.scm (operating-system-etc-service) &lt;login.defs&gt;: Add
"CHFN_RESTRICT".
* gnu/system.scm (%setuid-programs): Add "chfn".
* gnu/system/pam.scm (base-pam-services): Add "chfn".
* doc/guix.texi (User Accounts): Document it.
</span></span></td><td>Ludovic Courtès</td></tr>