34 lines
1000 B
Ruby
34 lines
1000 B
Ruby
# frozen_string_literal: true
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# The default colors of rack-lineprof can be very hard to look at in terminals
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# with darker backgrounds. This patch tweaks the colors a bit so the output is
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# actually readable.
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if Rails.env.development? && RUBY_ENGINE == 'ruby' && ENV['ENABLE_LINEPROF']
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Rails.application.config.middleware.use(Rack::Lineprof)
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module Rack
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class Lineprof
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class Sample < Rack::Lineprof::Sample.superclass
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def format(*)
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formatted = if level == CONTEXT
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sprintf " | % 3i %s", line, code
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else
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sprintf "% 8.1fms %5i | % 3i %s", ms, calls, line, code
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end
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case level
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when CRITICAL
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color.red formatted
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when WARNING
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color.yellow formatted
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when NOMINAL
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color.white formatted
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else # CONTEXT
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formatted
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end
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end
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end
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end
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end
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end
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