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78 lines
No EOL
17 KiB
HTML
<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"> <style>
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.KEYW {color: #933;}
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.COMM {color: #bbb; font-style: italic;}
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.NUMB {color: #393;}
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.STRN {color: #393;}
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.REGX {color: #339;}
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.line {border-right: 1px dotted #666; color: #666; font-style: normal;}
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</style></head><body><pre><span class='line'> 1</span> <span class="PUNC">(</span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
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<span class='line'> 2</span> </span><span class="WHIT">
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<span class='line'> 3</span> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">IS_DONTENUM_BUGGY</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">{</span><span class="WHIT">
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<span class='line'> 4</span> </span><span class="WHIT"> </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">p</span><span class="WHIT"> </span><span class="KEYW">in</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT"> </span><span class="NAME">toString</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="WHIT"> </span><span class="PUNC">}</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
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<span class='line'> 5</span> </span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">p</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="STRN">'toString'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
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<span class='line'> 6</span> </span><span class="WHIT"> </span><span class="PUNC">}</span><span class="WHIT">
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<span class='line'> 7</span> </span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
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<span class='line'> 8</span> </span><span class="WHIT"> </span><span class="PUNC">}</span><span class="PUNC">)</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
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<span class='line'> 9</span> </span><span class="WHIT">
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<span class='line'> 10</span> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">addMethods</span><span class="PUNC">;</span><span class="WHIT">
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<span class='line'> 11</span> </span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">IS_DONTENUM_BUGGY</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
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<span class='line'> 12</span> </span><span class="WHIT"> </span><span class="COMM">/** @ignore */</span><span class="WHIT">
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<span class='line'> 13</span> </span><span class="WHIT"> </span><span class="NAME">addMethods</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">klass</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">source</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
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<span class='line'> 14</span> </span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">source.toString</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="NAME">Object.prototype.toString</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
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<span class='line'> 15</span> </span><span class="WHIT"> </span><span class="NAME">klass.prototype.toString</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">source.toString</span><span class="PUNC">;</span><span class="WHIT">
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<span class='line'> 16</span> </span><span class="WHIT"> </span><span class="PUNC">}</span><span class="WHIT">
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<span class='line'> 17</span> </span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">source.valueOf</span><span class="WHIT"> </span><span class="PUNC">!==</span><span class="WHIT"> </span><span class="NAME">Object.prototype.valueOf</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
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<span class='line'> 18</span> </span><span class="WHIT"> </span><span class="NAME">klass.prototype.valueOf</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">source.valueOf</span><span class="PUNC">;</span><span class="WHIT">
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<span class='line'> 19</span> </span><span class="WHIT"> </span><span class="PUNC">}</span><span class="WHIT">
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<span class='line'> 20</span> </span><span class="WHIT"> </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">property</span><span class="WHIT"> </span><span class="KEYW">in</span><span class="WHIT"> </span><span class="NAME">source</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
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<span class='line'> 21</span> </span><span class="WHIT"> </span><span class="NAME">klass.prototype</span><span class="PUNC">[</span><span class="NAME">property</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">source</span><span class="PUNC">[</span><span class="NAME">property</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
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<span class='line'> 22</span> </span><span class="WHIT"> </span><span class="PUNC">}</span><span class="WHIT">
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<span class='line'> 23</span> </span><span class="WHIT"> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
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<span class='line'> 24</span> </span><span class="WHIT"> </span><span class="PUNC">}</span><span class="WHIT">
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<span class='line'> 25</span> </span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
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<span class='line'> 26</span> </span><span class="WHIT"> </span><span class="COMM">/** @ignore */</span><span class="WHIT">
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<span class='line'> 27</span> </span><span class="WHIT"> </span><span class="NAME">addMethods</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">klass</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">source</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
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<span class='line'> 28</span> </span><span class="WHIT"> </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">property</span><span class="WHIT"> </span><span class="KEYW">in</span><span class="WHIT"> </span><span class="NAME">source</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
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<span class='line'> 29</span> </span><span class="WHIT"> </span><span class="NAME">klass.prototype</span><span class="PUNC">[</span><span class="NAME">property</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">source</span><span class="PUNC">[</span><span class="NAME">property</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
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<span class='line'> 30</span> </span><span class="WHIT"> </span><span class="PUNC">}</span><span class="WHIT">
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<span class='line'> 31</span> </span><span class="WHIT"> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
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<span class='line'> 32</span> </span><span class="WHIT"> </span><span class="PUNC">}</span><span class="WHIT">
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<span class='line'> 33</span>
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<span class='line'> 34</span> </span><span class="WHIT"> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">subclass</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT"> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
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<span class='line'> 35</span> </span><span class="WHIT">
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<span class='line'> 36</span> </span><span class="COMM">/**
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<span class='line'> 37</span> * Helper for creation of "classes"
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<span class='line'> 38</span> * @method createClass
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<span class='line'> 39</span> * @memberOf fabric.util
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<span class='line'> 40</span> */</span><span class="WHIT">
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<span class='line'> 41</span> </span><span class="WHIT"> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">createClass</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
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<span class='line'> 42</span> </span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">parent</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">,</span><span class="WHIT">
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<span class='line'> 43</span> </span><span class="NAME">properties</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">slice.call</span><span class="PUNC">(</span><span class="NAME">arguments</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
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<span class='line'> 44</span> </span><span class="WHIT">
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<span class='line'> 45</span> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">typeof</span><span class="WHIT"> </span><span class="NAME">properties</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">===</span><span class="WHIT"> </span><span class="STRN">'function'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
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<span class='line'> 46</span> </span><span class="WHIT"> </span><span class="NAME">parent</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">properties.shift</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
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<span class='line'> 47</span> </span><span class="WHIT"> </span><span class="PUNC">}</span><span class="WHIT">
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<span class='line'> 48</span> </span><span class="WHIT"> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">klass</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
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<span class='line'> 49</span> </span><span class="WHIT"> </span><span class="NAME">this.initialize.apply</span><span class="PUNC">(</span><span class="KEYW">this</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">arguments</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
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<span class='line'> 50</span> </span><span class="WHIT"> </span><span class="PUNC">}</span><span class="WHIT">
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<span class='line'> 51</span> </span><span class="WHIT">
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<span class='line'> 52</span> </span><span class="NAME">klass.superclass</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">parent</span><span class="PUNC">;</span><span class="WHIT">
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<span class='line'> 53</span> </span><span class="WHIT"> </span><span class="NAME">klass.subclasses</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="WHIT"> </span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
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<span class='line'> 54</span>
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<span class='line'> 55</span> </span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">parent</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
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<span class='line'> 56</span> </span><span class="WHIT"> </span><span class="NAME">subclass.prototype</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">parent.prototype</span><span class="PUNC">;</span><span class="WHIT">
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<span class='line'> 57</span> </span><span class="WHIT"> </span><span class="NAME">klass.prototype</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">subclass</span><span class="PUNC">;</span><span class="WHIT">
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<span class='line'> 58</span> </span><span class="WHIT"> </span><span class="NAME">parent.subclasses.push</span><span class="PUNC">(</span><span class="NAME">klass</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
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<span class='line'> 59</span> </span><span class="WHIT"> </span><span class="PUNC">}</span><span class="WHIT">
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<span class='line'> 60</span> </span><span class="WHIT"> </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">length</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">properties.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC"><</span><span class="WHIT"> </span><span class="NAME">length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
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<span class='line'> 61</span> </span><span class="WHIT"> </span><span class="NAME">addMethods</span><span class="PUNC">(</span><span class="NAME">klass</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">properties</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
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<span class='line'> 62</span> </span><span class="WHIT"> </span><span class="PUNC">}</span><span class="WHIT">
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<span class='line'> 63</span> </span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">klass.prototype.initialize</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
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<span class='line'> 64</span> </span><span class="WHIT"> </span><span class="NAME">klass.prototype.initialize</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">emptyFunction</span><span class="PUNC">;</span><span class="WHIT">
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<span class='line'> 65</span> </span><span class="WHIT"> </span><span class="PUNC">}</span><span class="WHIT">
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<span class='line'> 66</span> </span><span class="WHIT"> </span><span class="NAME">klass.prototype.constructor</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">klass</span><span class="PUNC">;</span><span class="WHIT">
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<span class='line'> 67</span> </span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">klass</span><span class="PUNC">;</span><span class="WHIT">
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<span class='line'> 68</span> </span><span class="WHIT"> </span><span class="PUNC">}</span><span class="WHIT">
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<span class='line'> 69</span> </span><span class="WHIT">
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<span class='line'> 70</span> </span><span class="NAME">fabric.util.createClass</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">createClass</span><span class="PUNC">;</span><span class="WHIT">
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<span class='line'> 71</span> </span><span class="PUNC">}</span><span class="PUNC">)</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span></pre></body></html> |