On Wed, Sep 9, 2015 at 10:03 PM, Zhihua Wen <[email protected]> wrote:
> Protocol buffer 3 does support map, but does it support nested maps?
>
> I got an error like "test.proto:x:y: Expected ">"." while trying to
> compile the following proto, is it intentional?
>
> message test {
> map<string, int64> field1 = 1;
> map<string, map<string, int64>> field2 = 2;
> }
>
Nested map is not supported. You will need to wrap the inner map with a
message type. I.e.:
message Test {
message InnerMap {
map<string, int64> value = 1;
}
map<string, InnerMap> field2 = 2;
}
>
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