Macro icu::locid::extensions_unicode_attribute

macro_rules! extensions_unicode_attribute {
    ($string:literal) => { ... };
}

A macro allowing for compile-time construction of valid Attribute subtags.

Examples

Parsing errors don’t have to be handled at runtime:

assert_eq!(
  icu_locid::extensions_unicode_attribute!("foo12"),
  "foo12".parse::<icu_locid::extensions :: unicode :: Attribute>().unwrap()
);

Invalid input is a compile failure:

icu_locid::extensions_unicode_attribute!("no");

Attribute: crate::extensions :: unicode :: Attribute