by-constant">Reader</span>.<span class="ruby-identifier">open</span>(<span class="ruby-string">&quot;file.txt.zst&quot;</span>) { <span class="ruby-operator">|</span><span class="ruby-identifier">reader</span><span class="ruby-operator">|</span> <span class="ruby-identifier">reader</span>.<span class="ruby-identifier">read</span> }

<span class="ruby-identifier">writer</span> = <span class="ruby-constant">ZSTDS</span><span class="ruby-operator">::</span><span class="ruby-constant">Stream</span><span class="