Tyler Yahn c0fb8dec4c Remove the unneeded Observe method from the async instruments (#3586) ... * Update RegisterCallback and Callback decls RegisterCallback accept variadic Asynchronous instruments instead of a slice. Callback accept an observation result recorder to ensure instruments that are observed by a callback. * Update global impl * Update noop impl * Update SDK impl * Fix prometheus example * Fix metric API example_test * Remove unused registerabler * Rename ObservationRecorder to MultiObserver * Update Callback documentation about MultiObserver * Remove the Observe method from async inst * Revert to iface for Observers * Fix async inst docs * Update global async delegate race test * Restore removed observe doc * Remove TODO * Remove stale comment * Update changelog		2023-01-25 12:58:09 -08:00
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instruments_test.go	Remove the unneeded Observe method from the async instruments (#3586)	2023-01-25 12:58:09 -08:00
instruments.go	Remove the unneeded Observe method from the async instruments (#3586)	2023-01-25 12:58:09 -08:00
meter_test.go	Redesign RegisterCallback API (#3584)	2023-01-19 08:18:26 -06:00
meter_types_test.go	Remove the unneeded Observe method from the async instruments (#3586)	2023-01-25 12:58:09 -08:00
meter.go	Remove stale comments from metric global (#3603)	2023-01-19 10:44:37 -08:00
state_test.go	typo fix (#2991)	2022-07-05 11:35:21 -04:00
state.go	Allow non-comparable global types (#2773)	2022-04-07 13:22:19 -07:00