listCodeFrequency method
Fetches weekly addition and deletion counts.
API docs: https://developer.github.com/v3/repos/statistics/#code-frequency
Implementation
Stream<WeeklyChangesCount> listCodeFrequency(RepositorySlug slug) {
ArgumentError.checkNotNull(slug);
return PaginationHelper(github)
.objects<Map<String, dynamic>, WeeklyChangesCount>(
'GET',
'/repos/${slug.fullName}/stats/code_frequency',
(i) => WeeklyChangesCount.fromJson(i),
);
}