<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">On Jun 4, 2020, at 2:17 AM, Remi Forax <<a href="mailto:forax@univ-mlv.fr" class="">forax@univ-mlv.fr</a>> wrote:<br class=""><div><blockquote type="cite" class=""><br class="Apple-interchange-newline"><div class=""><span style="caret-color: rgb(0, 0, 0); font-family: Literata; font-size: 18px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; float: none; display: inline !important;" class="">One simple solution is to use different keyword for different kind of patterns,</span><br style="caret-color: rgb(0, 0, 0); font-family: Literata; font-size: 18px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""><span style="caret-color: rgb(0, 0, 0); font-family: Literata; font-size: 18px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; float: none; display: inline !important;" class="">by example, "case" for a constant pattern, "instanceof" for the type pattern, "default" the default pattern, etc</span><br style="caret-color: rgb(0, 0, 0); font-family: Literata; font-size: 18px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;" class=""></div></blockquote></div><br class=""><div class="">That strikes me as making the job of mechanical parsing easier, and the job of *reading* harder.</div><div class="">You’d replace a uniform left column of case/case/case with a heterogeneous mix of keywords.</div><div class="">And most of the time you wouldn’t care which is which.</div><div class=""><br class=""></div></body></html>