var go.opencensus.io/trace/tracestate.keyValidationRegExp

2 uses

	go.opencensus.io/trace/tracestate (current package)
		tracestate.go#L37: var keyValidationRegExp = regexp.MustCompile(`^(` + keyFormat + `)$`)
		tracestate.go#L89: 	return keyValidationRegExp.MatchString(entry.Key) &&

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