ripper/lexer.rb: nested indented heredoc * ext/ripper/lib/ripper/lexer.rb (on_heredoc_dedent): fix for nested indedented here documents, where `Elem`s are nested too. [ruby-core:80977] [Bug #13536] ripper/lexer.rb: nested indented heredoc * ext/ripper/lib/ripper/lexer.rb (on_heredoc_dedent): insert stripped leading spaces as `on_ignored_sp` elements, so that the original source can be reconsructed. [ruby-core:80977] [Bug #13536]
merge revision(s) 58545,58584: [Backport #13536]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_3@59214 b2dd03c8-39d4-4d8f-98ff-823fe69b080e