Module `encoding/utf16`

encoding/utf16

UTF-8 to UTF-16 conversion and vice versa.

Converts between Yo's UTF-8 str and UTF-16 code units (ArrayList(u16)).

Example

{ utf8_to_utf16, utf16_to_utf8 } :: import "std/encoding/utf16";

words := utf8_to_utf16("hello");
s := utf16_to_utf8(words);

utf8_to_utf16 function

fn(s : String) -> ArrayList(u16)

Convert a UTF-8 string to an ArrayList(u16) of UTF-16 code units.

Handles BMP characters directly and encodes supplementary characters as surrogate pairs.

Name	Type	Notes
`s`	String

Returns: ArrayList(u16)

utf16_to_utf8 function

fn(data : ArrayList(u16), exn : Exception) -> String

Convert UTF-16 code units to a UTF-8 String.

Decodes surrogate pairs back into supplementary code points. Throws via Exception on unpaired surrogates.

Name	Type	Notes
`data`	ArrayList(u16)
`exn`	Exception

Returns: String