squarely: A special case of the widely adverb for creating tidy
square matrices
Description
A special case of widely. Used to pre-prepare and
post-tidy functions that take an m x n (m items, n features)
matrix and return an m x m (item x item) matrix, such as a
distance or correlation matrix.
Usage
squarely(.f, diag = FALSE, upper = TRUE, ...)
squarely_(.f, diag = FALSE, upper = TRUE, ...)
Value
Returns a function that takes at least four arguments:
tbl
A table
item
Name of column to use as rows in wide matrix
feature
Name of column to use as columns in wide matrix
feature
Name of column to use as values in wide matrix
...
Arguments passed on to inner function
Arguments
.f
Function to wrap
diag
Whether to include diagonal (i = j) in output
upper
Whether to include upper triangle, which may be
duplicated