Contents

# {
#   "gsub": {
#     "field": "",
#     "match": "",
#     "replace": ""
#   }
# }
module Anschel
  class Filter
    def gsub conf, stats, log
      field   = conf.delete :field
      match   = conf.delete :match
      replace = conf.delete :replace

      raise 'Missing required "field" for "gsub" filter' if field.nil?
      raise 'Missing required "match" for "gsub" filter' if match.nil?
      raise 'Missing required "replace" for "gsub" filter' if replace.nil?

      field = field.to_sym

      match = match.is_a?(Array) ? match : [ match ]
      match = match.map { |m| Regexp.new m }

      stats.create 'filter-gsub'
      stats.create 'filter-gsub-skipped'

      log.trace event: 'filter-compiled', kind: 'gsub', \
        field: field, match: match, replace: replace



      lambda do |event|
        unless event[field]
          stats.inc 'filter-gsub-skipped'
          return event
        end

        match.each do |m|
          event[field].gsub! m, replace
        end
        stats.inc 'filter-gsub'
        filtered event, conf
      end

    end
  end
end

Version data entries

7 entries across 7 versions & 1 rubygems

Version	Path
anschel-0.7.12	lib/anschel/filter/gsub.rb
anschel-0.7.11	lib/anschel/filter/gsub.rb
anschel-0.7.10	lib/anschel/filter/gsub.rb
anschel-0.7.9	lib/anschel/filter/gsub.rb
anschel-0.7.8	lib/anschel/filter/gsub.rb
anschel-0.7.7	lib/anschel/filter/gsub.rb
anschel-0.7.6	lib/anschel/filter/gsub.rb