R/aaa.R

In pandoc: Manage and Run Universal Converter 'Pandoc' from 'R'

# internal environment acting as storage and cache
# Using convention in https://github.com/tidyverse/design/issues/126
the <- rlang::new_environment(
  list(
    # contains the active pandoc version (can be "nightly", "x.y.z", "rstudio", "system")
    active_version = "",
    # Possible pandoc installation not managed by this package directly
    external_versions = c("system", "rstudio"),
    # rmarkdown pandoc version
    rmarkdown_active_version = if (rlang::is_installed("rmarkdown")) tryCatch(rmarkdown::find_pandoc(), error = function(e) NULL),
    rmarkdown_old_active_version = NULL

    # other possibles values in this env

    # Information about available pandoc releases fetch on Github API
    # pandoc_releases =
  ),
  parent = emptyenv()
)