Use OpenTelemetry APIs instead of erlangs

Author: solnic

lib/sentry/opentelemetry/sampler.ex

@@ -2,6 +2,8 @@ if Code.ensure_loaded?(:otel_sampler) do
   defmodule Sentry.OpenTelemetry.Sampler do
     @moduledoc false
 
+    alias OpenTelemetry.{Span, Tracer}
+
     @behaviour :otel_sampler
 
     @sentry_sample_rate_key "sentry-sample_rate"
@@ -45,15 +47,15 @@ if Code.ensure_loaded?(:otel_sampler) do
     end
 
     defp get_parent_sampling_decision(ctx, trace_id) do
-      case :otel_tracer.current_span_ctx(ctx) do
+      case Tracer.current_span_ctx(ctx) do
         :undefined ->
           :no_parent
 
         span_ctx ->
-          parent_trace_id = :otel_span.trace_id(span_ctx)
+          parent_trace_id = Span.trace_id(span_ctx)
 
           if parent_trace_id == trace_id do
-            tracestate = :otel_span.tracestate(span_ctx)
+            tracestate = Span.tracestate(span_ctx)
             parent_sampled = get_tracestate_value(tracestate, @sentry_sampled_key)
 
             case parent_sampled do