opentracing
Version:
[![Build Status][ci-img]][ci] [![Coverage Status][cov-img]][cov] [![NPM Published Version][npm-img]][npm] ![Node Version][node-img] [: Reference;
/**
* Return a new REFERENCE_FOLLOWS_FROM reference.
*
* @param {SpanContext} spanContext - the parent SpanContext instance to
* reference.
* @return a REFERENCE_FOLLOWS_FROM reference pointing to `spanContext`
*/
export declare function followsFrom(spanContext: SpanContext | Span): Reference;
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