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Allow Hashes to be split #2

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shendaras wants to merge 1 commit into from
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Allow Hashes to be split #2

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11 changes: 9 additions & 2 deletions lib/logstash/filters/split.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -42,8 +42,10 @@ def filter(event)
# Using -1 for 'limit' on String#split makes ruby not drop trailing empty
# splits.
splits = original_value.split(@terminator, -1)
elsif original_value.is_a?(Hash)
splits = original_value.keys
else
raise LogStash::ConfigurationError, "Only String and Array types are splittable. field:#{@field} is of type = #{original_value.class}"
raise LogStash::ConfigurationError, "Only String, Array, and Hash types are splittable. field:#{@field} is of type = #{original_value.class}"
end

# Skip filtering if splitting this event resulted in only one thing found.
Expand All @@ -55,7 +57,12 @@ def filter(event)

event_split = event.clone
@logger.debug("Split event", :value => value, :field => @field)
event_split[(@target || @field)] = value

if original_value.is_a?(Hash)
event_split[(@target || @field)] = { value => original_value[value] }
else
event_split[(@target || @field)] = value
end
filter_matched(event_split)

# Push this new event onto the stack at the LogStash::FilterWorker
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