Skip to content
callcount

github.com/stretchr/testify/require.ErrorIs

third-party

The 4942nd most-called third-party function by production calls. Called 7,435 times across 192 modules; 120 of those run outside tests and generated code.

5% in production calls vs 2026-W37 (114 → 120)

All of github.com/stretchr/testify/require → Docs on pkg.go.dev ↗

prod calls
120
non-test, non-generated
all calls
7,435
total callsites
modules
192
distinct callers
in loop
7%
of prod calls
in tests
98%
7,314 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.

who calls this

Notable callers

Production calls into ErrorIs from notable Go projects. Open one on the map to see what else it hammers.

where it's called

Callsites in the wild

12 representative callsites of 7,435, prioritizing in-loop and non-test usage. We link to source, never display it.

ErrorIs · 12 of 7,435 callsites

top callers

The modules that reach for it

The modules that call ErrorIs most in this snapshot.

  • github.com/codenotary/immudb1,71123%
  • github.com/opensearch-project/opensearch-go/v45167%
  • github.com/weaviate/weaviate4156%
  • github.com/gruntwork-io/terragrunt2884%
  • github.com/apernet/quic-go2844%

siblings

More from github.com/stretchr/testify/require

The other most-called functions in this package. See all →