map_collection_members: Map different collection members

Description

Map different collection members

Usage

map_collection_members(
  x,
  y,
  collection,
  xm,
  ym,
  suffix = c("_x", "_y"),
  fun = NA,
  ...
)

Value

A tibble giving necessary information to map elements in x and y. The columns corresponds to the field values in xm and ym followed by a suffix (default: c("_x", "_y")). Only fields documented as non static in xm and ym are kept.

Arguments

x: a data.frame
y: a data.frame
collection: the name of the collection.
xm: collection member x: a data.frame with the fields "field", "static", "value", "type" as returned by the read_collection_members() function.
ym: collection member y: a data.frame with the fields "field", "static", "value", "type" as returned by the read_collection_members() function.
suffix: the suffix to append to field names from x and y tables. Default: c("_x", "_y")
fun: the function used to map x and y collection members. By default (NA) it is automatically identified if recorded in the system. The way to write this function is provided in the details section.
...: additional parameters for the fun function.

Details

fun must have at least an x and a y parameters. Each of them should be a data.frame with all the field values given in xm and ym. Additional parameters can be defined and will be forwarded using .... fun should return a data frame with all the fields values given in xm and ym followed by "_x" and "_y" suffix.