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				<h1>Red::AST::ChangeColumn 10.5%</h1>
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<span class="coverage-green">use Red::AST;</span>
<span class="coverage-no">#| Represents an alter table alter column</span>
<span class="coverage-green">unit class Red::AST::ChangeColumn does Red::AST;</span>
<span class="coverage-no"></span>
<span class="coverage-no">has Str  $.table is required;</span>
<span class="coverage-no">has Str  $.name  is required;</span>
<span class="coverage-no">has Str  $.type;</span>
<span class="coverage-no">has Bool $.nullable;</span>
<span class="coverage-no">has Bool $.pk;</span>
<span class="coverage-no">has Bool $.unique;</span>
<span class="coverage-no">has Str  $.ref-table;</span>
<span class="coverage-red">has Str  $.ref-col;</span>
<span class="coverage-no"></span>
<span class="coverage-red">method find-column-name {}</span>
<span class="coverage-red">method args {}</span>
<span class="coverage-red">method returns {}</span>
<span class="coverage-no"></span>
<span class="coverage-no"># TODO: Fix</span>
<span class="coverage-red">method optimize(@changes) {</span>
<span class="coverage-red">    my %lists = @changes.classify: { $_ ~~ ::?CLASS ?? &quot;changes&quot; !! &quot;other&quot; };</span>
<span class="coverage-red">    my %cols  = .?classify: { .?name } with %lists&lt;changes&gt;;</span>
<span class="coverage-no"></span>
<span class="coverage-red">    my @c = %cols.values.map({::?CLASS.new: |%(|.map({</span>
<span class="coverage-red">        |(&quot;table&quot;     , $_ with .table),</span>
<span class="coverage-red">        |(&quot;name&quot;      , $_ with .name),</span>
<span class="coverage-red">        |(&quot;type&quot;      , $_ with .type),</span>
<span class="coverage-red">        |(&quot;nullable&quot;  , $_ with .nullable),</span>
<span class="coverage-red">        |(&quot;pk&quot;        , $_ with .pk),</span>
<span class="coverage-red">        |(&quot;unique&quot;    , $_ with .unique),</span>
<span class="coverage-red">        |(&quot;ref-table&quot; , $_ with .ref-table),</span>
<span class="coverage-red">        |(&quot;ref-col&quot;   , $_ with .ref-col),</span>
<span class="coverage-no">    }))});</span>
<span class="coverage-no"></span>
<span class="coverage-red">    [</span>
<span class="coverage-no">        |%lists&lt;other&gt;,</span>
<span class="coverage-no">        |@c</span>
<span class="coverage-no">    ]</span>
<span class="coverage-no">}</span>
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