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Code Issues Releases Activity

add WithSpanKind option to span creation (#234)

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* add WithSpanKind option to span creation

* change SpanKind to string alias and add support for SpanKind on ot bridge

* fix tests

* fix import order

* fix nits
This commit is contained in:
Gustavo Silva Paiva
2019-10-23 20:25:14 -03:00
committed by rghetia
parent 8cb3786789
commit 5e3a2105b9
11 changed files with 109 additions and 23 deletions
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22
api/trace/api.go
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@ -110,6 +110,7 @@ type SpanOptions struct {
StartTime time.Time
Relation Relation
Record bool
SpanKind SpanKind
}
// Relation is used to establish relationship between newly created span and the
@ -143,8 +144,20 @@ type Link struct {
Attributes []core.KeyValue
}
// SpanKind represents the role of a Span inside a Trace. Often, this defines how a Span
// will be processed and visualized by various backends.
type SpanKind string
const (
SpanKindInternal SpanKind = "internal"
SpanKindServer SpanKind = "server"
SpanKindClient SpanKind = "client"
SpanKindProducer SpanKind = "producer"
SpanKindConsumer SpanKind = "consumer"
)
// WithStartTime sets the start time of the span to provided time t, when it is started.
// In absensce of this option, wall clock time is used as start time.
// In absence of this option, wall clock time is used as start time.
// This option is typically used when starting of the span is delayed.
func WithStartTime(t time.Time) SpanOption {
return func(o *SpanOptions) {
@ -188,3 +201,10 @@ func FollowsFrom(sc core.SpanContext) SpanOption {
}
}
}
// WithSpanKind specifies the role a Span on a Trace.
func WithSpanKind(sk SpanKind) SpanOption {
return func(o *SpanOptions) {
o.SpanKind = sk
}
}