Function base65536::encode_buf [−][src]
pub fn encode_buf<'a, T: ?Sized, W>(input: &T, buf: &mut String, wrap: W) where
T: AsRef<[u8]>,
W: Into<WrapOptions<'a>>,
Expand description
Encode arbitrary octets as base65536. Writes into the supplied output buffer, growing it if needed.
The wrap
option allows wrapping the output every so many characters,
optionally with a supplied string using WrapOptions
.
Unless called with ignore_garbage
, decode
and decode_buf
will
fail on output generated with a wrap. This is to match behaviour with the
original implementation.
Panics
Panics if set to wrap every 0 columns.
Examples
Without word wrapping:
use base65536::encode_buf; let mut buf = String::new(); encode_buf("hello world", &mut buf, None); assert_eq!("驨ꍬ啯𒁷ꍲᕤ", buf);
With word wrapping:
use base65536::encode_buf; let mut buf = String::new(); base65536::encode_buf( "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed \ do eiusmod tempor incididunt ut labore et dolore magna \ aliqua. Ut enim ad minim veniam, quis nostrud exercitation \ ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis \ aute irure dolor in reprehenderit in voluptate velit esse \ cillum dolore eu fugiat nulla pariatur. Excepteur sint \ occaecat cupidatat non proident, sunt in culpa qui officia \ deserunt mollit anim id est laborum.", &mut buf, 80); assert_eq!(buf.lines().next()?.chars().count(), 80);
With word wrapping using a custom line ending:
use base65536::{WrapOptions, encode_buf}; let mut buf = String::new(); base65536::encode_buf( "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed \ do eiusmod tempor incididunt ut labore et dolore magna \ aliqua. Ut enim ad minim veniam, quis nostrud exercitation \ ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis \ aute irure dolor in reprehenderit in voluptate velit esse \ cillum dolore eu fugiat nulla pariatur. Excepteur sint \ occaecat cupidatat non proident, sunt in culpa qui officia \ deserunt mollit anim id est laborum.", &mut buf, WrapOptions::WrapAtWith(80, "\r\n")); assert_eq!(buf.lines().next()?.chars().count(), 80);