Module: Datadog::Tracing::Contrib::ActiveSupport::Cache::Patcher

Includes:
Patcher
Defined in:
lib/datadog/tracing/contrib/active_support/cache/patcher.rb

Overview

Patcher enables patching of ‘active_support’ module.

Class Method Summary collapse

Methods included from Patcher

included

Class Method Details

.cache_store_class(meth) ⇒ Object

This method is overwritten by ‘datadog/tracing/contrib/active_support/cache/redis.rb` with more complex behavior.



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# File 'lib/datadog/tracing/contrib/active_support/cache/patcher.rb', line 34

def cache_store_class(meth)
  ::ActiveSupport::Cache::Store
end

.patch ⇒ Object 



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# File 'lib/datadog/tracing/contrib/active_support/cache/patcher.rb', line 21

def patch
  patch_cache_store_read
  patch_cache_store_read_multi
  patch_cache_store_fetch
  patch_cache_store_fetch_multi
  patch_cache_store_write
  patch_cache_store_write_multi
  patch_cache_store_delete
end

.patch_cache_store_delete ⇒ Object 



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# File 'lib/datadog/tracing/contrib/active_support/cache/patcher.rb', line 68

def patch_cache_store_delete
  cache_store_class(:delete).prepend(Cache::Instrumentation::Delete)
end

.patch_cache_store_fetch ⇒ Object 



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# File 'lib/datadog/tracing/contrib/active_support/cache/patcher.rb', line 46

def patch_cache_store_fetch
  cache_store_class(:fetch).prepend(Cache::Instrumentation::Fetch)
end

.patch_cache_store_fetch_multi ⇒ Object 



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# File 'lib/datadog/tracing/contrib/active_support/cache/patcher.rb', line 50

def patch_cache_store_fetch_multi
  klass = cache_store_class(:fetch_multi)
  return unless klass.public_method_defined?(:fetch_multi)

  klass.prepend(Cache::Instrumentation::FetchMulti)
end

.patch_cache_store_read ⇒ Object 



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# File 'lib/datadog/tracing/contrib/active_support/cache/patcher.rb', line 38

def patch_cache_store_read
  cache_store_class(:read).prepend(Cache::Instrumentation::Read)
end

.patch_cache_store_read_multi ⇒ Object 



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# File 'lib/datadog/tracing/contrib/active_support/cache/patcher.rb', line 42

def patch_cache_store_read_multi
  cache_store_class(:read_multi).prepend(Cache::Instrumentation::ReadMulti)
end

.patch_cache_store_write ⇒ Object 



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# File 'lib/datadog/tracing/contrib/active_support/cache/patcher.rb', line 57

def patch_cache_store_write
  cache_store_class(:write).prepend(Cache::Instrumentation::Write)
end

.patch_cache_store_write_multi ⇒ Object 



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# File 'lib/datadog/tracing/contrib/active_support/cache/patcher.rb', line 61

def patch_cache_store_write_multi
  klass = cache_store_class(:write_multi)
  return unless klass.public_method_defined?(:write_multi)

  klass.prepend(Cache::Instrumentation::WriteMulti)
end

.target_version ⇒ Object 



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# File 'lib/datadog/tracing/contrib/active_support/cache/patcher.rb', line 17

def target_version
  Integration.version
end