port CGI.escapeHTML optimization #5937
Description
one of the recent ruby 2.7 optimization is ruby/ruby#2226
jruby is a bit behind
ruby 2.7 dev
CGI.escapeHTML 2.614k (± 9.3%) i/s - 13.108k in 5.065551s
ruby 2.5.3
CGI.escapeHTML 761.177 (± 6.7%) i/s - 3.825k in 5.050563s
jruby 9.2.9.0 dev
CGI.escapeHTML 224.765 (± 6.7%) i/s - 1.122k in 5.013482s
the previous java port is at
porting the new algorithm should improve numbers
the optimization is especially important for rails, erb engine does use it for html escaping:
https://api.rubyonrails.org/classes/ERB/Util.html#method-c-h