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<h1>Coverage for <b>cogapp/whiteutils.py</b> :
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<p id="t1" class="pln"><span class="str">""" Indentation utilities for Cog.</span><span class="strut"> </span></p>
<p id="t2" class="pln"><span class="str"> http://nedbatchelder.com/code/cog</span><span class="strut"> </span></p>
<p id="t3" class="pln"><span class="strut"> </span></p>
<p id="t4" class="pln"><span class="str"> Copyright 2004-2015, Ned Batchelder.</span><span class="strut"> </span></p>
<p id="t5" class="pln"><span class="str">"""</span><span class="strut"> </span></p>
<p id="t6" class="pln"><span class="strut"> </span></p>
<p id="t7" class="stm run hide_run"><span class="key">from</span> <span class="nam">__future__</span> <span class="key">import</span> <span class="nam">absolute_import</span><span class="strut"> </span></p>
<p id="t8" class="stm run hide_run"><span class="key">import</span> <span class="nam">re</span><span class="strut"> </span></p>
<p id="t9" class="stm run hide_run"><span class="key">from</span> <span class="op">.</span><span class="nam">backward</span> <span class="key">import</span> <span class="nam">string_types</span><span class="op">,</span> <span class="nam">bytes_types</span><span class="op">,</span> <span class="nam">to_bytes</span><span class="op">,</span> <span class="nam">b</span><span class="strut"> </span></p>
<p id="t10" class="pln"><span class="strut"> </span></p>
<p id="t11" class="stm run hide_run"><span class="key">def</span> <span class="nam">whitePrefix</span><span class="op">(</span><span class="nam">strings</span><span class="op">)</span><span class="op">:</span><span class="strut"> </span></p>
<p id="t12" class="pln"> <span class="str">""" Determine the whitespace prefix common to all non-blank lines</span><span class="strut"> </span></p>
<p id="t13" class="pln"><span class="str"> in the argument list.</span><span class="strut"> </span></p>
<p id="t14" class="pln"><span class="str"> """</span><span class="strut"> </span></p>
<p id="t15" class="pln"> <span class="com"># Remove all blank lines from the list</span><span class="strut"> </span></p>
<p id="t16" class="stm run hide_run"> <span class="nam">strings</span> <span class="op">=</span> <span class="op">[</span><span class="nam">s</span> <span class="key">for</span> <span class="nam">s</span> <span class="key">in</span> <span class="nam">strings</span> <span class="key">if</span> <span class="nam">s</span><span class="op">.</span><span class="nam">strip</span><span class="op">(</span><span class="op">)</span> <span class="op">!=</span> <span class="str">''</span><span class="op">]</span><span class="strut"> </span></p>
<p id="t17" class="pln"><span class="strut"> </span></p>
<p id="t18" class="stm run hide_run"> <span class="key">if</span> <span class="key">not</span> <span class="nam">strings</span><span class="op">:</span> <span class="key">return</span> <span class="str">''</span><span class="strut"> </span></p>
<p id="t19" class="pln"><span class="strut"> </span></p>
<p id="t20" class="pln"> <span class="com"># Find initial whitespace chunk in the first line.</span><span class="strut"> </span></p>
<p id="t21" class="pln"> <span class="com"># This is the best prefix we can hope for.</span><span class="strut"> </span></p>
<p id="t22" class="stm run hide_run"> <span class="nam">pat</span> <span class="op">=</span> <span class="str">r'\s*'</span><span class="strut"> </span></p>
<p id="t23" class="stm par run hide_run"><span class="annotate short">23 ↛ 25</span><span class="annotate long">line 23 didn't jump to line 25, because the condition on line 23 was never false</span> <span class="key">if</span> <span class="nam">isinstance</span><span class="op">(</span><span class="nam">strings</span><span class="op">[</span><span class="num">0</span><span class="op">]</span><span class="op">,</span> <span class="nam">bytes_types</span><span class="op">)</span><span class="op">:</span><span class="strut"> </span></p>
<p id="t24" class="stm run hide_run"> <span class="nam">pat</span> <span class="op">=</span> <span class="nam">to_bytes</span><span class="op">(</span><span class="nam">pat</span><span class="op">)</span><span class="strut"> </span></p>
<p id="t25" class="stm run hide_run"> <span class="nam">prefix</span> <span class="op">=</span> <span class="nam">re</span><span class="op">.</span><span class="nam">match</span><span class="op">(</span><span class="nam">pat</span><span class="op">,</span> <span class="nam">strings</span><span class="op">[</span><span class="num">0</span><span class="op">]</span><span class="op">)</span><span class="op">.</span><span class="nam">group</span><span class="op">(</span><span class="num">0</span><span class="op">)</span><span class="strut"> </span></p>
<p id="t26" class="pln"><span class="strut"> </span></p>
<p id="t27" class="pln"> <span class="com"># Loop over the other strings, keeping only as much of</span><span class="strut"> </span></p>
<p id="t28" class="pln"> <span class="com"># the prefix as matches each string.</span><span class="strut"> </span></p>
<p id="t29" class="stm run hide_run"> <span class="key">for</span> <span class="nam">s</span> <span class="key">in</span> <span class="nam">strings</span><span class="op">:</span><span class="strut"> </span></p>
<p id="t30" class="stm run hide_run"> <span class="key">for</span> <span class="nam">i</span> <span class="key">in</span> <span class="nam">range</span><span class="op">(</span><span class="nam">len</span><span class="op">(</span><span class="nam">prefix</span><span class="op">)</span><span class="op">)</span><span class="op">:</span><span class="strut"> </span></p>
<p id="t31" class="stm par run hide_run"><span class="annotate short">31 ↛ 32</span><span class="annotate long">line 31 didn't jump to line 32, because the condition on line 31 was never true</span> <span class="key">if</span> <span class="nam">prefix</span><span class="op">[</span><span class="nam">i</span><span class="op">]</span> <span class="op">!=</span> <span class="nam">s</span><span class="op">[</span><span class="nam">i</span><span class="op">]</span><span class="op">:</span><span class="strut"> </span></p>
<p id="t32" class="stm mis"> <span class="nam">prefix</span> <span class="op">=</span> <span class="nam">prefix</span><span class="op">[</span><span class="op">:</span><span class="nam">i</span><span class="op">]</span><span class="strut"> </span></p>
<p id="t33" class="stm mis"> <span class="key">break</span><span class="strut"> </span></p>
<p id="t34" class="stm run hide_run"> <span class="key">return</span> <span class="nam">prefix</span><span class="strut"> </span></p>
<p id="t35" class="pln"><span class="strut"> </span></p>
<p id="t36" class="stm run hide_run"><span class="key">def</span> <span class="nam">reindentBlock</span><span class="op">(</span><span class="nam">lines</span><span class="op">,</span> <span class="nam">newIndent</span><span class="op">=</span><span class="str">''</span><span class="op">)</span><span class="op">:</span><span class="strut"> </span></p>
<p id="t37" class="pln"> <span class="str">""" Take a block of text as a string or list of lines.</span><span class="strut"> </span></p>
<p id="t38" class="pln"><span class="str"> Remove any common whitespace indentation.</span><span class="strut"> </span></p>
<p id="t39" class="pln"><span class="str"> Re-indent using newIndent, and return it as a single string.</span><span class="strut"> </span></p>
<p id="t40" class="pln"><span class="str"> """</span><span class="strut"> </span></p>
<p id="t41" class="stm run hide_run"> <span class="nam">sep</span><span class="op">,</span> <span class="nam">nothing</span> <span class="op">=</span> <span class="str">'\n'</span><span class="op">,</span> <span class="str">''</span><span class="strut"> </span></p>
<p id="t42" class="stm run hide_run"> <span class="key">if</span> <span class="nam">isinstance</span><span class="op">(</span><span class="nam">lines</span><span class="op">,</span> <span class="nam">bytes_types</span><span class="op">)</span><span class="op">:</span><span class="strut"> </span></p>
<p id="t43" class="stm run hide_run"> <span class="nam">sep</span><span class="op">,</span> <span class="nam">nothing</span> <span class="op">=</span> <span class="nam">b</span><span class="op">(</span><span class="str">'\n'</span><span class="op">)</span><span class="op">,</span> <span class="nam">b</span><span class="op">(</span><span class="str">''</span><span class="op">)</span><span class="strut"> </span></p>
<p id="t44" class="stm run hide_run"> <span class="key">if</span> <span class="nam">isinstance</span><span class="op">(</span><span class="nam">lines</span><span class="op">,</span> <span class="nam">string_types</span><span class="op">)</span><span class="op">:</span><span class="strut"> </span></p>
<p id="t45" class="stm run hide_run"> <span class="nam">lines</span> <span class="op">=</span> <span class="nam">lines</span><span class="op">.</span><span class="nam">split</span><span class="op">(</span><span class="nam">sep</span><span class="op">)</span><span class="strut"> </span></p>
<p id="t46" class="stm run hide_run"> <span class="nam">oldIndent</span> <span class="op">=</span> <span class="nam">whitePrefix</span><span class="op">(</span><span class="nam">lines</span><span class="op">)</span><span class="strut"> </span></p>
<p id="t47" class="stm run hide_run"> <span class="nam">outLines</span> <span class="op">=</span> <span class="op">[</span><span class="op">]</span><span class="strut"> </span></p>
<p id="t48" class="stm run hide_run"> <span class="key">for</span> <span class="nam">l</span> <span class="key">in</span> <span class="nam">lines</span><span class="op">:</span><span class="strut"> </span></p>
<p id="t49" class="stm run hide_run"> <span class="key">if</span> <span class="nam">oldIndent</span><span class="op">:</span><span class="strut"> </span></p>
<p id="t50" class="stm run hide_run"> <span class="nam">l</span> <span class="op">=</span> <span class="nam">l</span><span class="op">.</span><span class="nam">replace</span><span class="op">(</span><span class="nam">oldIndent</span><span class="op">,</span> <span class="nam">nothing</span><span class="op">,</span> <span class="num">1</span><span class="op">)</span><span class="strut"> </span></p>
<p id="t51" class="stm run hide_run"> <span class="key">if</span> <span class="nam">l</span> <span class="key">and</span> <span class="nam">newIndent</span><span class="op">:</span><span class="strut"> </span></p>
<p id="t52" class="stm run hide_run"> <span class="nam">l</span> <span class="op">=</span> <span class="nam">newIndent</span> <span class="op">+</span> <span class="nam">l</span><span class="strut"> </span></p>
<p id="t53" class="stm run hide_run"> <span class="nam">outLines</span><span class="op">.</span><span class="nam">append</span><span class="op">(</span><span class="nam">l</span><span class="op">)</span><span class="strut"> </span></p>
<p id="t54" class="stm run hide_run"> <span class="key">return</span> <span class="nam">sep</span><span class="op">.</span><span class="nam">join</span><span class="op">(</span><span class="nam">outLines</span><span class="op">)</span><span class="strut"> </span></p>
<p id="t55" class="pln"><span class="strut"> </span></p>
<p id="t56" class="stm run hide_run"><span class="key">def</span> <span class="nam">commonPrefix</span><span class="op">(</span><span class="nam">strings</span><span class="op">)</span><span class="op">:</span><span class="strut"> </span></p>
<p id="t57" class="pln"> <span class="str">""" Find the longest string that is a prefix of all the strings.</span><span class="strut"> </span></p>
<p id="t58" class="pln"><span class="str"> """</span><span class="strut"> </span></p>
<p id="t59" class="stm par run hide_run"><span class="annotate short">59 ↛ 60</span><span class="annotate long">line 59 didn't jump to line 60, because the condition on line 59 was never true</span> <span class="key">if</span> <span class="key">not</span> <span class="nam">strings</span><span class="op">:</span><span class="strut"> </span></p>
<p id="t60" class="stm mis"> <span class="key">return</span> <span class="str">''</span><span class="strut"> </span></p>
<p id="t61" class="stm run hide_run"> <span class="nam">prefix</span> <span class="op">=</span> <span class="nam">strings</span><span class="op">[</span><span class="num">0</span><span class="op">]</span><span class="strut"> </span></p>
<p id="t62" class="stm run hide_run"> <span class="key">for</span> <span class="nam">s</span> <span class="key">in</span> <span class="nam">strings</span><span class="op">:</span><span class="strut"> </span></p>
<p id="t63" class="stm run hide_run"> <span class="key">if</span> <span class="nam">len</span><span class="op">(</span><span class="nam">s</span><span class="op">)</span> <span class="op"><</span> <span class="nam">len</span><span class="op">(</span><span class="nam">prefix</span><span class="op">)</span><span class="op">:</span><span class="strut"> </span></p>
<p id="t64" class="stm run hide_run"> <span class="nam">prefix</span> <span class="op">=</span> <span class="nam">prefix</span><span class="op">[</span><span class="op">:</span><span class="nam">len</span><span class="op">(</span><span class="nam">s</span><span class="op">)</span><span class="op">]</span><span class="strut"> </span></p>
<p id="t65" class="stm run hide_run"> <span class="key">if</span> <span class="key">not</span> <span class="nam">prefix</span><span class="op">:</span><span class="strut"> </span></p>
<p id="t66" class="stm run hide_run"> <span class="key">return</span> <span class="str">''</span><span class="strut"> </span></p>
<p id="t67" class="stm run hide_run"> <span class="key">for</span> <span class="nam">i</span> <span class="key">in</span> <span class="nam">range</span><span class="op">(</span><span class="nam">len</span><span class="op">(</span><span class="nam">prefix</span><span class="op">)</span><span class="op">)</span><span class="op">:</span><span class="strut"> </span></p>
<p id="t68" class="stm run hide_run"> <span class="key">if</span> <span class="nam">prefix</span><span class="op">[</span><span class="nam">i</span><span class="op">]</span> <span class="op">!=</span> <span class="nam">s</span><span class="op">[</span><span class="nam">i</span><span class="op">]</span><span class="op">:</span><span class="strut"> </span></p>
<p id="t69" class="stm run hide_run"> <span class="nam">prefix</span> <span class="op">=</span> <span class="nam">prefix</span><span class="op">[</span><span class="op">:</span><span class="nam">i</span><span class="op">]</span><span class="strut"> </span></p>
<p id="t70" class="stm run hide_run"> <span class="key">break</span><span class="strut"> </span></p>
<p id="t71" class="stm run hide_run"> <span class="key">return</span> <span class="nam">prefix</span><span class="strut"> </span></p>
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<a class="nav" href="index.html">« index</a> <a class="nav" href="https://coverage.readthedocs.io">coverage.py v4.3</a>,
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