Module extendr_api::functions
source · [−]Functions
The base environment; formerly R_NilValue
The namespace for base.
“” as a STRSXP
“” as a CHARSXP
The current interpreter environment.
An empty environment at the root of the environment tree
Parse a string into an R executable object and run it. Used by the R! macro.
Parse a string into an R executable object and run it using parameters param.0, param.1, …
Find a namespace by name.
Find a function or primitive that may be in a namespace.
The “global” environment
Get a global function from global_env() and ancestors.
Get a global variable from global_env() and ancestors. If the result is a promise, evaulate the promise.
Get a local variable from current_env() and ancestors.
NA_STRING as a CHARSXP
For registered namespaces.
Create a new environment
The nil object
Parse a string into an R executable object
Current srcref, for debuggers