google.golang.org/protobuf/reflect/protoreflect.FieldDescriptor.IsMap
third-partyThe 4257th most-called third-party method by production calls. Called 167 times across 20 modules; 140 of those run outside tests and generated code.
All of google.golang.org/protobuf/reflect/protoreflect → Docs on pkg.go.dev ↗
- prod calls
- 140
- non-test, non-generated
- all calls
- 167
- total callsites
- modules
- 20
- distinct callers
- in loop
- 21%
- of prod calls
- in tests
- 16%
- 26 calls
- resolved
- 1%
- 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 →
- Embedded method1%Reached through an embedded type.
- Interface method99%Called through an interface. The runtime target may differ.
who calls this
Notable callers
Production calls into FieldDescriptor.IsMap from notable Go projects. Open one on the map to see what else it hammers.
- Protocol Buffers 51 36%
- Consul 6 4%
- containerd 2 1%
- HashiCorp 2 1%
- Istio 2 1%
where it's called
Callsites in the wild
12 representative callsites of 167, prioritizing in-loop and non-test usage. We link to source, never display it.
-
go/protoyaml @v0.7.0
decode.go:1224
in loop - in loop
- in loop
-
bufbuild/buf @v1.72.0
private/bufpkg/bufcheck/bufcheckserver/internal/buflintvalidate/field.go:901 ↗
in loop - in loop
- in loop
- in loop
-
jhump/protoreflect/v2 @v2.0.0-beta.2
in loop - in loop
-
seaweedfs/seaweedfs @v0.0.0-20260805044234-3c549b33ab8d
in loop -
go.temporal.io/api @v1.63.4
internal/protojson/json_unmarshal.go:239
in loop -
google.golang.org/protobuf @v1.36.11
internal/impl/codec_message_opaque.go:50
in loop
top callers
The modules that reach for it
The modules that call FieldDescriptor.IsMap most in this snapshot.
- google.golang.org/protobuf6740%
- github.com/bufbuild/protocompile1710%
- github.com/jhump/protoreflect/v2148%
- github.com/bufbuild/buf127%
- github.com/golang/protobuf85%
siblings
More from google.golang.org/protobuf/reflect/protoreflect
The other most-called members in this package. See all →