if (Sys.getenv("BUILD_PKGDOWN") != "" &&
Sys.getenv("TRAVIS_EVENT_TYPE") != "cron" &&
Sys.getenv("TRAVIS_R_VERSION_STRING") == "devel") {
get_stage("deploy") %>%
add_step(step_build_pkgdown()) %>%
add_step(step_push_deploy())
}
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