Returns a map of aliases for Unicode categories.

An alias is an alternative name for referring to a category. Aliases are resolved by the fetch/1 and get/1 functions.

Returns the map of Unicode character categories.

The category name is the map key and a list of codepoint ranges as tuples as the value.

Returns the category name(s) for the given binary or codepoint.

In the case of a codepoint, a single category name is returned.

For a binary a list of distinct category names represented by the graphemes in the binary is returned.

Only concrete general categories are considered, derived categories (:all, :ascii, :assigned etc) are not considered.

Return the count of characters in a given category.

Example

iex> Unicode.GeneralCategory.count(:Ll)
2227

iex> Unicode.GeneralCategory.count(:Nd)
660

Returns the Unicode ranges for a given category as a list of ranges as 2-tuples.

Aliases are resolved by this function.

Returns either {:ok, range_list} or :error.

Returns the Unicode ranges for a given category as a list of ranges as 2-tuples.

Aliases are resolved by this function.

Returns either range_list or nil.

Returns a list of known Unicode category names.

This function does not return the names of any category aliases.