Coerce to a character vector and attempt encoding conversion
Extract function name or namespace of a call
Get properties of the current or caller frame
How many arguments are currently forwarded in dots?
Bind symbols to objects in an environment
Mask bindings by defining symbols deeper in a scope
Does an environment have or see bindings?
Does environment inherit from another environment?
Names and numbers of symbols bound in an environment
Evaluate an expression in an environment
Evaluate an expression with quosures and pronoun support
Process unquote operators in a captured expression
Ensure that all elements of a list of expressions are named
Turn RHS of formula into a string or label
Flatten or squash a list of lists into a simpler vector
Return the closure environment of a function
Find the position or distance of a frame on the evaluation stack
Does an object have an element with this name?
Does an object inherit from a set of classes?
Invoke a function with a list of arguments
Are packages installed in any of the libraries?
Temporarily change bindings of an environment
Create vectors matching the length of a given vector
Format quosures for printing or labelling
Increasing sequence of integers in an interval
Trim top call layers from the evaluation stack
Evaluate an expression within a given environment
Get key/value from a weak reference object