treewalker

case {os:getenv("GITHUB_ACTIONS"), os:getenv("GITHUB_TOKEN")} of
    {"true", Token} when is_list(Token) ->
        CONFIG1 = [
            {coveralls_repo_token, Token},
            {coveralls_service_job_id, os:getenv("GITHUB_RUN_ID")},
            {coveralls_commit_sha, os:getenv("GITHUB_SHA")},
            {coveralls_service_number, os:getenv("GITHUB_RUN_NUMBER")}
            | CONFIG
        ],
        case
            os:getenv("GITHUB_EVENT_NAME") =:= "pull_request" andalso
                string:tokens(os:getenv("GITHUB_REF"), "/")
        of
            [_, "pull", PRNO, _] ->
                [{coveralls_service_pull_request, PRNO} | CONFIG1];
            _ ->
                CONFIG1
        end;
    _ ->
        CONFIG
end.