Nothing
## ----setup, include = FALSE---------------------------------------------------
library(riskmetric)
library(dplyr)
knitr::opts_chunk$set(
collapse = TRUE,
comment = "#>"
)
options(repos = "https://cran.rstudio.com")
print_riskmetric_function <- function(names) {
for (name in names) {
fprint <- capture.output(getNamespace("riskmetric")[[name]])
fprint <- fprint[!startsWith(fprint, "<")]
cat(name, ' <- ', sep = '')
cat(paste(fprint, collapse = '\n'), '\n\n')
}
}
## ---- echo = FALSE------------------------------------------------------------
print_riskmetric_function(c("assess_has_news", "assess_has_news.pkg_install"))
## ---- results = 'hide'--------------------------------------------------------
assess_name_first_letter <- function(x, ...) {
UseMethod("assess_name_first_letter")
}
attr(assess_name_first_letter, "column_name") <- "name_first_letter"
assess_name_first_letter.pkg_ref <- function(x, ...) {
pkg_metric(substr(x$name, 0, 1), class = "pkg_metric_name_first_letter")
}
## ---- echo = FALSE------------------------------------------------------------
print_riskmetric_function(c("pkg_ref_cache.description", "pkg_ref_cache.description.pkg_install"))
## ---- eval = FALSE------------------------------------------------------------
# library(riskmetric)
# package <- pkg_ref("riskmetric")
## ---- echo = FALSE------------------------------------------------------------
package_real <- pkg_ref("riskmetric")
## ---- echo = FALSE------------------------------------------------------------
rver <- gsub("\\.\\d+$", "", paste0(R.version$major, ".", R.version$minor))
package <- pkg_ref("riskmetric")
# hack in order to mutate package environment directly so nobody accidentally
# publishes any personal info in their library path
invisible(riskmetric:::bare_env(package, {
package$path <- sprintf("/home/user/username/R/%s/Resources/library/riskmetric", rver)
}))
package
## ---- eval = FALSE------------------------------------------------------------
# package$description
## -----------------------------------------------------------------------------
pkg_ref_cache.name_first_letter <- function(x, name, ...) {
substr(x$name, 0, 1)
}
## -----------------------------------------------------------------------------
assess_name_first_letter.pkg_ref <- function(x, ...) {
pkg_metric(x$name_first_letter, class = "pkg_metric_name_first_letter")
}
## -----------------------------------------------------------------------------
package$name
package$name_first_letter
## -----------------------------------------------------------------------------
metric_score.pkg_metric_name_first_letter <- function(x, ...) {
as.numeric(x == "r")
}
## -----------------------------------------------------------------------------
library(dplyr)
pkg_ref(c("riskmetric", "utils", "tools")) %>%
as_tibble() %>%
pkg_assess(c(all_assessments(), assess_name_first_letter))
## ---- warning = FALSE---------------------------------------------------------
pkg_ref(c("riskmetric", "utils", "tools")) %>%
as_tibble() %>%
pkg_assess(c(all_assessments(), assess_name_first_letter)) %>%
pkg_score()
## ---- warning = FALSE---------------------------------------------------------
pkg_ref(c("riskmetric", "utils", "tools")) %>%
as_tibble() %>%
pkg_assess(c(all_assessments(), assess_name_first_letter)) %>%
pkg_score(weights = c(has_news = 1, name_first_letter = 1))
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