OptionalcmdlineOptionalconstOptionaldconstOptionalffiOptionalfileOptionalglobOptionallangOptionallinkedCalls that hand a function to a framework, which then binds linkedObjects to its parameters by position.
OptionallinkedObjects provided by a framework rather than by the code itself, like shiny's input.
OptionalnarrowingFunctions whose result is bounded by one of their arguments (classified by that argument alone).
OptionalnetOptionaloptionsOptionalparamOptionalpureFunctions which are considered to be pure (i.e., deterministic, trusted, safe, idempotent on the lub of the input types)
OptionalrandOptionalscopeOptionalsystemOptionaltempfileOptionalunknownOptionaluser
For the specifications of
pureetc. please have a look at InputClassifierFunctionIdentifiers.