Module extendr_api::functions

Functions

• base_env
  The base environment; formerly R_NilValue
• base_namespace
  The namespace for base.
• blank_scalar_string
  “” as a STRSXP
• blank_string
  “” as a CHARSXP
• current_env
  The current interpreter environment.
• dot_generic
  “.Generic”
• empty_env
  An empty environment at the root of the environment tree
• eval_string
  Parse a string into an R executable object and run it. Used by the R! macro.
• eval_string_with_params
  Parse a string into an R executable object and run it using parameters param.0, param.1, …
• find_namespace
  Find a namespace by name.
• find_namespaced_function
  Find a function or primitive that may be in a namespace.
• global_env
  The “global” environment
• global_function
  Get a global function from global_env() and ancestors.
• global_var
  Get a global variable from global_env() and ancestors. If the result is a promise, evaulate the promise.
• local_var
  Get a local variable from current_env() and ancestors.
• na_string
  NA_STRING as a CHARSXP
• namespace_registry
  For registered namespaces.
• new_env
  Create a new environment
• nil_value
  The nil object
• parse
  Parse a string into an R executable object
• srcref
  Current srcref, for debuggers