Function ics::escape_text

pub fn escape_text<'a, S>(input: S) -> Cow<'a, str> where
    S: Into<Cow<'a, str>>, 

Escapes comma, semicolon and backlash character with a backlash.

This method is only necessary for properties with the value type "TEXT".

#Example

use ics::escape_text;

let line = "Hello, World! Today is a beautiful day to test: Escape Methods.\n Characters like ; or \\ must be escaped.";
let expected = "Hello\\, World! Today is a beautiful day to test: Escape Methods.\n Characters like \\; or \\\\ must be escaped.";
assert_eq!(expected, escape_text(line));