Traverses a unit's decomposition and invokes a function on each node of the composition tree.

Arguments

• unit is any unit returned by Cldr.Unit.new/2

• fun is any single-arity function. It will be invoked for each node of the composition tree. The argument is a tuple of the following form:

  • {:unit, argument}
  • {:times, {argument_1, argument_2}}
  • {:prefix, {prefix_unit, argument}}
  • {:power, {power_unit, argument}}
  • {:per, {argument_1, argument_2}} Where the arguments are the results returned from the fun/1.

Returns

The result returned from fun/1