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Enable adding new convertion functions #48

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9 changes: 6 additions & 3 deletions lib/logstash/filters/mutate.rb
Original file line number Diff line number Diff line change
Expand Up @@ -176,15 +176,18 @@ class LogStash::Filters::Mutate < LogStash::Filters::Base
# }
config :merge, :validate => :hash

def initialize
@valid_conversions = %w(string integer float boolean)
end

public
def register
valid_conversions = %w(string integer float boolean)
# TODO(sissel): Validate conversion requests if provided.
@convert.nil? or @convert.each do |field, type|
if !valid_conversions.include?(type)
if !@valid_conversions.include?(type)
raise LogStash::ConfigurationError, I18n.t("logstash.agent.configuration.invalid_plugin_register",
:plugin => "filter", :type => "mutate",
:error => "Invalid conversion type '#{type}', expected one of '#{valid_conversions.join(',')}'")
:error => "Invalid conversion type '#{type}', expected one of '#{@valid_conversions.join(',')}'")
end
end # @convert.each

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