rfc:short_closures

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rfc:short_closures [2015/05/01 19:16] – bwoebirfc:short_closures [2015/08/31 19:21] – bwoebi
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   * Date: 2015-05-01   * Date: 2015-05-01
   * Author: Bob Weinand, bobwei9@hotmail.com   * Author: Bob Weinand, bobwei9@hotmail.com
-  * Status: Draft+  * Status: Discussion
   * First Published at: http://wiki.php.net/rfc/short_closures   * First Published at: http://wiki.php.net/rfc/short_closures
  
Line 63: Line 63:
 </code> </code>
  
-Concrete syntax is (~> is right associative with lowest possible associativity):+Concrete syntax is (~> is right associative with lowest possible precedence):
 <code> <code>
   ( parameter_list ) ~> expression   ( parameter_list ) ~> expression
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 return [$x => $x * 2]; return [$x => $x * 2];
 </code> </code>
 +
 +Additionally, ''%%==>%%'' in Hack has slightly different semantics, hence we decided, it's better to not reuse that symbol. It also enables Hack to have ''~>'' and ''%%==>%%'' at the same time, with their slightly different semantics, in order to mirror PHP as much as possible, if necessary.
  
 ===== Backward Incompatible Changes ===== ===== Backward Incompatible Changes =====
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     private $bar:     private $bar:
  
-    getBar ~> $this->bar;+    getBar() ~> $this->bar;
     setBar($bar) ~> $this->bar = $bar;     setBar($bar) ~> $this->bar = $bar;
 } }
rfc/short_closures.txt · Last modified: 2017/09/22 13:28 by 127.0.0.1

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