file:
- name: test.proto
dependency:
- dep.proto
options:
uninterpretedOption:
- name:
- namePart: extension
isExtension: true
positiveIntValue: '1'
dependency:
- google/protobuf/descriptor.proto
extension:
- name: extension
extendee: google.protobuf.FieldOptions
number: 1001
label: LABEL_OPTIONAL
type: TYPE_INT32