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#
# unicodify.rb
# Charlotte Koch <charlotte@magentastripe.com>
#
# This file is part of Willora.
#
# This script translates HTML entities on the standard input to numerical
# Unicode codepoints on the standard output. This script uses a whole bunch
# of memory in order to keep it fast.
#
require 'json'
entities = JSON.load(File.read("./private/entities.min.json"))
out = $stdin.read
entities.each do |entity, value|
result = value["codepoints"].map { |n| sprintf('&#%d;', n) }.join("")
out.gsub!(entity, result)
end
$stdout.write(out)
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