has-flag-rust

Check if args has a specific flag.

IMPORTANT: This crate is base on has-flag, Thanks author for his efforts

Correctly stops looking after an -- argument terminator.

Usage

command input

ls -f --unicorn --foo=bar -- --rainbow

use has_flag::has_flag;
use env::args;

has_flag("unicorn", args().collect());
//=> true

has_flag ("--unicorn", args().collect());
//=> true

has_flag("f", args().collect());
//=> true

has_flag("-f", args().collect());
//=> true

has_flag("foo=bar", env::args().collect());
//=> true

has_flag("foo", env::args().collect());
//=> false

has_flag("rainbow", env::args().collect());
//=> false