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protoreflect: fix list example code

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Change-Id: I2c8afba104ae97be5e575226a47f6a7f20198abe
Reviewed-on: https://go-review.googlesource.com/c/protobuf/+/431798
Reviewed-by: Nicolas Hillegeer <aktau@google.com>
This commit is contained in:
Michael Stapelberg 2022-09-20 10:02:01 +02:00
parent 494e81bd5a
commit 7a48e2b662
1 changed files with 2 additions and 2 deletions
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4
reflect/protoreflect/value_union.go
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@ -54,11 +54,11 @@ import (
// // Append a 0 to a "repeated int32" field.
// // Since the Value returned by Mutable is guaranteed to alias
// // the source message, modifying the Value modifies the message.
// message.Mutable(fieldDesc).(List).Append(protoreflect.ValueOfInt32(0))
// message.Mutable(fieldDesc).List().Append(protoreflect.ValueOfInt32(0))
//
// // Assign [0] to a "repeated int32" field by creating a new Value,
// // modifying it, and assigning it.
// list := message.NewField(fieldDesc).(List)
// list := message.NewField(fieldDesc).List()
// list.Append(protoreflect.ValueOfInt32(0))
// message.Set(fieldDesc, list)
// // ERROR: Since it is not defined whether Set aliases the source,