Method add_repo_topic

backend/src/git/topic.rs:610–630

(
        &self,
        mutation: Mutation,
        store: &S,
        name: String,
        parent: RepoTopic,
        matches: BTreeSet<SynonymMatch>,
    )

    }

    fn add_repo_topic<S>(
        &self,
        mutation: Mutation,
        store: &S,
        name: String,
        parent: RepoTopic,
        matches: BTreeSet<SynonymMatch>,
    ) -> Result<UpsertTopicResult>
    where
        S: SaveChangesForPrefix,
    {
        if !matches.is_empty() {
            log::info!(
                "creating new repo topic even though there are matching synonyms: {:?}",
                matches
            );
        }

        let (child, parent_topics) = self.make_topic(&parent, name)?;
        self.persist_repo_topic(mutation, store, child, parent, parent_topics)
    }

    fn persist_repo_topic<S>(
        &self,