<p><em>Compilers are smarter than us. On a Friday night production deploy they betray us.</em></p>
<h1 id="problems">Problems</h1>
<ul>
<li><p>Fail Fast</p>
</li>
<li><p>Declarativeness</p>
</li>
<li><p>Ambiguity</p>
</li>
</ul>
<h1 id="solutions">Solutions</h1>
<ol>
<li><p>Fail Fast</p>
</li>
<li><p>Do not trust magic coercion.</p>
</li>
<li><p>Be Explicit</p>
</li>
</ol>
<h1 id="examples">Examples</h1>
<ul>
<li>Type Casting</li>
</ul>
<h1 id="sample-code">Sample Code</h1>
<h2 id="wrong">Wrong</h2>
<div class="gist-block embed-wrapper" data-gist-show-loading="false" data-id="e86fe7a699dd825c3f238c6073b5e7ea"><div class="embed-loading"><div class="loadingRow"></div><div class="loadingRow"></div></div><a href="https://gist.github.com/mcsee/e86fe7a699dd825c3f238c6073b5e7ea" class="embed-card">https://gist.github.com/mcsee/e86fe7a699dd825c3f238c6073b5e7ea</a></div><h2 id="right">Right</h2>
<div class="gist-block embed-wrapper" data-gist-show-loading="false" data-id="4daf2c3a710dfe5b647ec871d1d10ca8"><div class="embed-loading"><div class="loadingRow"></div><div class="loadingRow"></div></div><a href="https://gist.github.com/mcsee/4daf2c3a710dfe5b647ec871d1d10ca8" class="embed-card">https://gist.github.com/mcsee/4daf2c3a710dfe5b647ec871d1d10ca8</a></div><h1 id="detection">Detection</h1>
<p>Many of this vicious are encouraged by languages themselves. </p>
<p>We should be very declarative and explicit and don't abuse language accidental magic solutions.</p>
<h1 id="tags">Tags</h1>
<ul>
<li><p>Declarative</p>
</li>
<li><p>Smart</p>
</li>
</ul>
<h1 id="conclusion">Conclusion</h1>
<p>Programmers pretend to be smart by exploiting language features.</p>
<p>They feel they belong to <em>community standards</em> that enforce bad behaviors like a sect.</p>
<h1 id="relations">Relations</h1>
<div class="embed-wrapper"><div class="embed-loading"><div class="loadingRow"></div><div class="loadingRow"></div></div><a class="embed-card" href="https://maximilianocontieri.com/code-smell-06-too-clever-programmer">https://maximilianocontieri.com/code-smell-06-too-clever-programmer</a></div>
<h1 id="more-info">More Info</h1>
<div class="embed-wrapper"><div class="embed-loading"><div class="loadingRow"></div><div class="loadingRow"></div></div><a class="embed-card" href="https://maximilianocontieri.com/fail-fast">https://maximilianocontieri.com/fail-fast</a></div>
<h1 id="credits">Credits</h1>
<p>Photo by <a href="https://unsplash.com/@senor_sosa">Senor Sosa</a> on <a href="https://unsplash.com/s/photos/hacker">Unsplash</a></p>
<hr />
<blockquote>
<p>Hackers are arrogant geek romantics. They lack the attentive spirit of inquiry.     </p>
</blockquote>
<p><em>Bruce Sterling</em></p>
<div class="embed-wrapper"><div class="embed-loading"><div class="loadingRow"></div><div class="loadingRow"></div></div><a class="embed-card" href="https://mcsee.hashnode.dev/software-engineering-great-quotes">https://mcsee.hashnode.dev/software-engineering-great-quotes</a></div>
<hr />
<p>This article is part of the CodeSmell Series.</p>
<div class="embed-wrapper"><div class="embed-loading"><div class="loadingRow"></div><div class="loadingRow"></div></div><a class="embed-card" href="https://mcsee.hashnode.dev/how-to-find-the-stinky-parts-of-your-code">https://mcsee.hashnode.dev/how-to-find-the-stinky-parts-of-your-code</a></div>


*Compilers are smarter than us. On a Friday night production deploy they betray us.*

# Problems

- Fail Fast

- Declarativeness

- Ambiguity

# Solutions

1. Fail Fast

2. Do not trust magic coercion.

3. Be Explicit

# Examples

- Type Casting

# Sample Code

## Wrong

%[https://gist.github.com/mcsee/e86fe7a699dd825c3f238c6073b5e7ea]

## Right

%[https://gist.github.com/mcsee/4daf2c3a710dfe5b647ec871d1d10ca8]

# Detection

Many of this vicious are encouraged by languages themselves. 

We should be very declarative and explicit and don't abuse language accidental magic solutions.
 
# Tags

- Declarative

- Smart

# Conclusion

Programmers pretend to be smart by exploiting language features.

They feel they belong to *community standards* that enforce bad behaviors like a sect.

# Relations

%[https://maximilianocontieri.com/code-smell-06-too-clever-programmer]

# More Info

%[https://maximilianocontieri.com/fail-fast]

# Credits

Photo by <a href="https://unsplash.com/@senor_sosa">Senor Sosa</a> on <a href="https://unsplash.com/s/photos/hacker">Unsplash</a>

* * *

> Hackers are arrogant geek romantics. They lack the attentive spirit of inquiry.     

_Bruce Sterling_

%[https://mcsee.hashnode.dev/software-engineering-great-quotes]

* * *

This article is part of the CodeSmell Series.

%[https://mcsee.hashnode.dev/how-to-find-the-stinky-parts-of-your-code]

Code Smell 44 -  Magic Corrections

Learn something new every day. 💻
CS software engineer
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Write me at info(at)maximilianocontieri.com


I am Maximiliano Contieri
I've been working as a software engineer and teaching for about 25 years.
I write about software design, refactoring, test driven development, clean code and code smells.