<div dir="ltr">Hi, <div><br></div><div>I was working through the pie-chart tutorial in the main repository at</div><div><span class="" style="font-weight:bold;color:rgb(153,153,153);font-family:Helvetica,arial,freesans,clean,sans-serif;font-size:18px;line-height:25px"><span itemscope="" itemtype="http://data-vocabulary.org/Breadcrumb" style><a href="https://github.com/russellallen/self/tree/5e8031667b5d549d4b4a6cec41e06aa97c3c9c45" itemscope="url" rel="nofollow" style="color:rgb(65,131,196);text-decoration:none"><span itemprop="title" style>self</span></a></span></span><span class="" style="color:rgb(153,153,153);font-family:Helvetica,arial,freesans,clean,sans-serif;font-size:18px;line-height:25px"> / </span><span itemscope="" itemtype="http://data-vocabulary.org/Breadcrumb" style="color:rgb(153,153,153);font-family:Helvetica,arial,freesans,clean,sans-serif;font-size:18px;line-height:25px"><a href="https://github.com/russellallen/self/tree/5e8031667b5d549d4b4a6cec41e06aa97c3c9c45/docs" itemscope="url" rel="nofollow" style="color:rgb(65,131,196);text-decoration:none"><span itemprop="title" style>docs</span></a></span><span class="" style="color:rgb(153,153,153);font-family:Helvetica,arial,freesans,clean,sans-serif;font-size:18px;line-height:25px"> / </span><span itemscope="" itemtype="http://data-vocabulary.org/Breadcrumb" style="color:rgb(153,153,153);font-family:Helvetica,arial,freesans,clean,sans-serif;font-size:18px;line-height:25px"><a href="https://github.com/russellallen/self/tree/5e8031667b5d549d4b4a6cec41e06aa97c3c9c45/docs/tutorial" itemscope="url" rel="nofollow" style="color:rgb(65,131,196);text-decoration:none"><span itemprop="title" style>tutorial</span></a></span><span class="" style="color:rgb(153,153,153);font-family:Helvetica,arial,freesans,clean,sans-serif;font-size:18px;line-height:25px"> / </span><span itemscope="" itemtype="http://data-vocabulary.org/Breadcrumb" style="color:rgb(153,153,153);font-family:Helvetica,arial,freesans,clean,sans-serif;font-size:18px;line-height:25px"><a href="https://github.com/russellallen/self/tree/5e8031667b5d549d4b4a6cec41e06aa97c3c9c45/docs/tutorial/Morphic" itemscope="url" rel="nofollow" style="color:rgb(65,131,196);text-decoration:none"><span itemprop="title" style>Morphic</span></a></span><span class="" style="color:rgb(153,153,153);font-family:Helvetica,arial,freesans,clean,sans-serif;font-size:18px;line-height:25px"> / </span><span itemscope="" itemtype="http://data-vocabulary.org/Breadcrumb" style="color:rgb(153,153,153);font-family:Helvetica,arial,freesans,clean,sans-serif;font-size:18px;line-height:25px"><a href="https://github.com/russellallen/self/tree/5e8031667b5d549d4b4a6cec41e06aa97c3c9c45/docs/tutorial/Morphic/PieChart" itemscope="url" rel="nofollow" style="color:rgb(65,131,196);text-decoration:none"><span itemprop="title" style>PieChart</span></a></span><span class="" style="color:rgb(153,153,153);font-family:Helvetica,arial,freesans,clean,sans-serif;font-size:18px;line-height:25px"> / </span><strong class="" style="color:rgb(0,0,0);font-family:Helvetica,arial,freesans,clean,sans-serif;font-size:18px;line-height:25px">Changes.html</strong></div>
<div><div>I think I did everything right but I am getting an error </div><div>'Lookup error, 'mapBy:' not found'</div><div><br></div><div>I believe this is a valid selector, but I am only just starting with the language </div>
<div>this is the 'copyNewData: data'' slot' text</div><div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">
| new. wList |<br>new: copyRemoveAllMorphs.<br>wList:<br>        data copy mapBy: [| :val. w |<br>                w: pieWedgeMorph copyRemoveAllMorphs.<br>                w color: paint copyRandom.<br>                w amount: val.<br>
        ].<br>new addAllMorphs: wList.<br>new</blockquote></div><div><br></div><div>I  checked the handbook, mapBy: is a valid selector <a href="http://handbook.selflanguage.org/4.5/usefulselectors.html">http://handbook.selflanguage.org/4.5/usefulselectors.html</a></div>
<div><br></div><div>Any ideas where I have gone wrong?</div><div><br></div><div>Kind regards, </div><div><br></div><div>Stephen</div><div><br></div><div><br></div><div><br></div><div>--<br>Stephen De Gabrielle</div>
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