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Add code example how to instantiate the ClearColor filter

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This commit is contained in:
Holger Just 2017-10-03 22:53:26 +02:00
parent e7fd3677ca
commit 37c85ec038
1 changed files with 6 additions and 0 deletions
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6
lib/rackstash/filters/clear_color.rb
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@ -9,6 +9,12 @@ module Rackstash
module Filters
# Remove all ANSI color codes from the `"message"` field of the given event
# `Hash`.
#
# @example
# Rackstash::Flow.new(STDOUT) do
# # Removes all ANSI color codes from the message field
# filter :clear_color
# end
class ClearColor
# a regular expression matching ANSI color codes
COLOR_REGEX = /\e\[[0-9;]*m/.freeze