Module: Vivarium::Usdt

Defined in:
lib/vivarium/usdt.rb,
lib/vivarium/usdt_version.rb

Constant Summary collapse

VERSION = 
"0.1.0"

Class Method Summary collapse

Class Method Details

.__error_id_table ⇒ Object 



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# File 'lib/vivarium/usdt.rb', line 10

def __error_id_table
  @__error_id_table ||= {}
end

.__method_id_table ⇒ Object 



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# File 'lib/vivarium/usdt.rb', line 6

def __method_id_table
  @__method_id_table ||= {}
end

.get_error_name(u64) ⇒ Object 



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# File 'lib/vivarium/usdt.rb', line 19

def get_error_name(u64)
  __error_id_table[u64]
end

.get_method_name(u64) ⇒ Object 



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# File 'lib/vivarium/usdt.rb', line 15

def get_method_name(u64)
  __method_id_table[u64]
end

.raise(error_name) ⇒ Object 



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# File 'lib/vivarium/usdt.rb', line 41

def raise(error_name)
  error_id = __helper_get_hash_from_name(error_name)
  __error_id_table[error_id] ||= error_name
  ::VivariumUsdt.invoke_raise_probe(error_id)
end

.register_or_resolve_method(method_signature) ⇒ Object 



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# File 'lib/vivarium/usdt.rb', line 23

def register_or_resolve_method(method_signature)
  id = __helper_get_hash_from_name(method_signature)
  __method_id_table[id] ||= method_signature
  id
end

.start(defined_class, method_name) ⇒ Object 



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# File 'lib/vivarium/usdt.rb', line 29

def start(defined_class, method_name)
  method_signature = "#{defined_class}##{method_name}"
  method_id = register_or_resolve_method(method_signature)
  ::VivariumUsdt.invoke_start_probe(method_id)
end

.stop(defined_class, method_name) ⇒ Object 



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# File 'lib/vivarium/usdt.rb', line 35

def stop(defined_class, method_name)
  method_signature = "#{defined_class}##{method_name}"
  method_id = register_or_resolve_method(method_signature)
  ::VivariumUsdt.invoke_stop_probe(method_id)
end