go.uber.org/multierr.Append
third-partyThe 2243rd most-called third-party function by production calls. Called 487 times across 25 modules; 275 of those run outside tests and generated code.
No change in production calls since 2026-W37.
- prod calls
- 275
- non-test, non-generated
- all calls
- 487
- total callsites
- modules
- 25
- distinct callers
- in loop
- 46%
- of prod calls
- in tests
- 6%
- 30 calls
- resolved
- 100%
- to a known target
resolution mix
How each call resolves
How each call was attributed. Only resolved kinds, where the target function is known, count toward the ranking. Interface dispatch and unresolved receivers are reported separately and never guessed. Read the taxonomy →
- Package function100%A direct call to an exported package function, resolved by type.
- Package function (by syntax)<1%A package function in a module outside the crawl, keyed by import path.
who calls this
Notable callers
Production calls into Append from notable Go projects. Open one on the map to see what else it hammers.
- Uber Go 96 35%
- Kubernetes 28 10%
- Grafana 11 4%
- InfluxDB 2 <1%
- Longhorn 2 <1%
where it's called
Callsites in the wild
12 representative callsites of 487, prioritizing in-loop and non-test usage. We link to source, never display it.
- in loop
- in loop
-
cadence-workflow/shard-manager @v0.0.0-20260921113454-c8c42965630b
in loop - in loop
-
google/gvisor @v0.0.0-20260919054224-26f3455a4cb9
in loop - in loop
- in loop
- in loop
- in loop
-
uber-go/zap @v1.28.0
in loop - in loop
- in loop
top callers
The modules that reach for it
The modules that call Append most in this snapshot.
- go.uber.org/thriftrw16634%
- go.uber.org/yarpc10221%
- github.com/cadence-workflow/cadence245%
- github.com/pressly/goose/v3245%
- github.com/uber/cadence245%
siblings
More from go.uber.org/multierr
The other most-called functions in this package. See all →