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merge revision(s) 49056: [Backport #10671]

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* doc/syntax/literals.rdoc (Symbols): now Symbols created by
	  interpolation can be garbage collected.  patch by Yihang Ho in
	  [ruby-core:67194].  [Bug #10671]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@49375 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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naruse 2015-01-22 02:47:44 +00:00
parent 0ee6afe2c1
commit b5e22aa1d6
3 changed files with 7 additions and 4 deletions
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doc/syntax/literals.rdoc
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@ -199,9 +199,6 @@ You may also create symbols by interpolation:
:"my_symbol1"
:"my_symbol#{1 + 1}"
Note that symbols are never garbage collected so be careful when referencing
symbols using interpolation.
Like strings, a single-quote may be used to disable interpolation:
:'my_symbol#{1 + 1}' #=> :"my_symbol\#{1 + 1}"