pub fn parse(
program: &str,
table: &[Option_],
raw: Vec<String>,
) -> Result<Parsed, (String, i32)>Expand description
Splits a command line against an option table.
program appears in the error messages, which are the reference’s
own wording. An error carries the exit code to use with it, because
the two are one decision: an unknown option is 1, a missing argument
is 2.