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.error { color:#AA0000; }</style></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><div class="bloop_original_html"><div id="bloop_customfont" style="font-family:Helvetica,Arial;font-size:13px; color: rgba(0,0,0,1.0); margin: 0px; line-height: auto;"><div><blockquote type="cite" class="clean_bq" style="font-family: Helvetica, Arial; font-size: 13px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;"><span style="font-family: 'helvetica Neue', helvetica; font-size: 14px;">+1. This is example *is not* a single expression code block. There are 3 expressions (the condition, the return value in the else block, and the primary return value). </span></blockquote></div><p>The `else` block is a returning single expression block. I can’t show the `guard` example without any returning scope.</p><p>You said it yourself "everywhere in the language“. It’s not “everywhere“ if we would left out `guards` <b>else-</b>returning block.</p><div>If we’d allow this we could also write:</div><div><br></div><div><div class="bloop_markdown"><pre><code class="swift">func test(boolean: Bool) {
guard boolean else {}
print("true")
}
</code></pre><p></p></div><div class="bloop_original_html"><div id="bloop_customfont" style="margin: 0px;"><div></div></div></div></div></div> <div id="bloop_sign_1464720676588489984" class="bloop_sign"><div style="font-family:helvetica,arial;font-size:13px">This is useless and less readable.</div><div style="font-family:helvetica,arial;font-size:13px"><br></div><div style="font-family:helvetica,arial;font-size:13px">But we already can do this with closures:</div><div style="font-family:helvetica,arial;font-size:13px"><br></div><div style="font-family:helvetica,arial;font-size:13px">let nop = {} // useless</div><div style="font-family:helvetica,arial;font-size:13px"><br></div><div style="font-family:helvetica,arial;font-size:13px">switch value {</div><div style="font-family:helvetica,arial;font-size:13px"> ...</div><div style="font-family:helvetica,arial;font-size:13px"> default: {}() // do nothing</div><div style="font-family:helvetica,arial;font-size:13px">}</div><div style="font-family:helvetica,arial;font-size:13px"><br></div><div style="font-family:helvetica,arial;font-size:13px">-- <br>Adrian Zubarev<br>Sent with Airmail</div></div> <br></div><div class="bloop_markdown"><p></p></div><style>body{font-family:Helvetica,Arial;font-size:13px}</style></body></html>