/usr/lib/R/site-library/purrr/INDEX is in r-cran-purrr 0.2.4-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 | accumulate Accumulate recursive folds across a list
array-coercion Coerce array to list
as_mapper Convert an object into a mapper function
as_vector Coerce a list to a vector
compose Compose multiple functions
cross Produce all combinations of list elements
detect Find the value or position of the first match.
every Do every or some elements of a list satisfy a
predicate?
flatten Flatten a list of lists into a simple vector.
get-attr Infix attribute accessor
has_element Does a list contain an object?
head_while Find head/tail that all satisfies a predicate.
imap Apply a function to each element of a vector,
and its index
invoke Invoke functions.
keep Keep or discard elements using a predicate
function.
lift Lift the domain of a function
list_modify Modify a list
lmap Apply a function to list-elements of a list
map Apply a function to each element of a vector
map2 Map over multiple inputs simultaneously.
modify Modify elements selectively
negate Negate a predicate function.
null-default Default value for 'NULL'.
partial Partial apply a function, filling in some
arguments.
prepend Prepend a vector
rbernoulli Generate random sample from a Bernoulli
distribution
rdunif Generate random sample from a discrete uniform
distribution
reduce Reduce a list to a single value by iteratively
applying a binary function.
rerun Re-run expressions multiple times.
safely Capture side effects.
splice Splice objects and lists of objects into a list
transpose Transpose a list.
vec_depth Compute the depth of a vector
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