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Holger Just
536bb9a087
Previously, the returned String would been frozen only in Rubies understanding the frozen_literals magic comment.
36 lines
1.3 KiB
Ruby
36 lines
1.3 KiB
Ruby
# frozen_string_literal: true
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# Copyright 2017 Holger Just
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#
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# This software may be modified and distributed under the terms
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# of the MIT license. See the LICENSE.txt file for details.
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require 'logger'
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module Rackstash
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# The default logging formatter which is responsible for formatting a single
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# {Message} for the final emitted log event.
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class Formatter < ::Logger::Formatter
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# Return the formatted message from the following rules:
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# * Strings passed to `msg` are returned with an added newline character at
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# the end
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# * Exceptions are formatted with their name, message and backtrace,
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# separated by newline characters.
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# * All other objects will be `inspect`ed with an added newline.
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#
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# @param _severity [Integer] the log severity, ignored.
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# @param _time [Time] the time of the log message, ignored.
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# @param _progname [String] the program name, ignored.
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# @param msg [String, Exception, #inspect] the log message
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# @return [String] the formatted message with a final newline character
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def call(_severity, _time, _progname, msg)
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"#{msg2str(msg)}\n".freeze
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end
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end
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class RawFormatter
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def call(_severity, _timestamp, _progname, msg)
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msg.is_a?(String) ? msg : msg.inspect
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end
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end
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end
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