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lecture 14: fix typo / simplify

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Joel Kaasinen
2022-08-19 22:05:17 +03:00
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@@ -3625,7 +3625,7 @@ None of the above
<span id="cb316-3"><a href="#cb316-3" aria-hidden="true" tabindex="-1"></a><span class="dt">Prelude</span> <span class="dt">T</span><span class="op">&gt;</span> <span class="kw">import</span> <span class="kw">qualified</span> <span class="dt">Data.Text.Lazy</span> <span class="kw">as</span> <span class="dt">TL</span></span>
<span id="cb316-4"><a href="#cb316-4" aria-hidden="true" tabindex="-1"></a><span class="dt">Prelude</span> <span class="dt">T</span> <span class="dt">TL</span><span class="op">&gt;</span> TL.head (TL.pack (<span class="fu">repeat</span> <span class="ch">&#39;x&#39;</span>))</span>
<span id="cb316-5"><a href="#cb316-5" aria-hidden="true" tabindex="-1"></a><span class="ch">&#39;x&#39;</span></span></code></pre></div>
<p>Another practical problem that sometimes crops is that you can end up with a mismatch between strict and lazy <code>Text</code>s when using libraries. You can usually fix this by using <code>toStrict</code> or <code>fromStrict</code> as needed.</p>
<p>Another practical problem is that you can end up with a mismatch between strict and lazy <code>Text</code>s when using libraries. You can usually fix this by using <code>toStrict</code> or <code>fromStrict</code> as needed.</p>
<div class="sourceCode" id="cb317"><pre class="sourceCode haskell"><code class="sourceCode haskell"><span id="cb317-1"><a href="#cb317-1" aria-hidden="true" tabindex="-1"></a><span class="dt">Prelude</span> <span class="dt">T</span> <span class="dt">TL</span><span class="op">&gt;</span> lazyPhrase <span class="ot">=</span> TL.pack <span class="st">&quot;brevity is the soul of wit&quot;</span></span>
<span id="cb317-2"><a href="#cb317-2" aria-hidden="true" tabindex="-1"></a><span class="dt">Prelude</span> <span class="dt">T</span> <span class="dt">TL</span><span class="op">&gt;</span> <span class="op">:</span>t lazyPhrase</span>
<span id="cb317-3"><a href="#cb317-3" aria-hidden="true" tabindex="-1"></a><span class="ot">lazyPhrase ::</span> <span class="dt">TL.Text</span></span>