parseConstraintData: (Internal) Parse a constraint data into an object
Description
parseConstraintData is an internal function for
parsing data for a single constraint.
Usage
parseConstraintData(x, attrib, constants)
Value
parseConstraintData returns a constraint object.
Arguments
- x
a data.frame row containing a single constraint data.
- attrib
an item_attrib object or a st_attrib object.
- constants
a named list containing constants.