Issue #12862 has been updated by Shyouhei Urabe. Description updated ---------------------------------------- Bug #12862: Regular Expression Named Group Matching does not work with #{} (Similar? to issue #2778) https://bugs.ruby-lang.org/issues/12862#change-61005 * Author: Leo Amigud * Status: Open * Priority: Normal * Assignee: * ruby -v: ruby 2.3.1p112 (2016-04-26 revision 54768) [x86_64-linux] * Backport: 2.1: UNKNOWN, 2.2: UNKNOWN, 2.3: UNKNOWN ---------------------------------------- Loading development environment (Rails 4.2.5) ``` irb(main):001:0> /\$(?<dollars>\d+)\.(?<cents>\d+)/ =~ "$3.67" => 0 irb(main):002:0> dollars => "3" ``` BUT: ``` irb(main):001:0> numbers = '\d+' => "\\d+" irb(main):002:0> /\$(?<dollars>#{numbers})\.(?<cents>\d+)/ =~ "$3.67" => 0 irb(main):003:0> dollars NameError: undefined local variable or method `dollars' for main:Object ``` -- https://bugs.ruby-lang.org/ Unsubscribe: <mailto:ruby-core-request / ruby-lang.org?subject=unsubscribe> <http://lists.ruby-lang.org/cgi-bin/mailman/options/ruby-core>