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Contents
# frozen_string_literal: true
# Copyright The OpenTelemetry Authors
#
# SPDX-License-Identifier: Apache-2.0
require_relative '../middlewares/tracer_middleware'
module OpenTelemetry
module Instrumentation
module Sinatra
module Extensions
# Sinatra extension that installs TracerMiddleware and provides
# tracing for template rendering
module TracerExtension
# Sinatra hook after extension is registered
def self.registered(app)
# Create tracing `render` method
::Sinatra::Base.module_eval do
def render(_engine, data, *)
template_name = data.is_a?(Symbol) ? data : :literal
Sinatra::Instrumentation.instance.tracer.in_span(
'sinatra.render_template',
attributes: { 'sinatra.template_name' => template_name.to_s }
) do
super
end
end
end
app.use Middlewares::TracerMiddleware
end
end
end
end
end
end
Version data entries
14 entries across 14 versions & 1 rubygems