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Diffstat (limited to 'argparse/examples/greeting.rs')
-rw-r--r-- | argparse/examples/greeting.rs | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/argparse/examples/greeting.rs b/argparse/examples/greeting.rs new file mode 100644 index 0000000..77e719c --- /dev/null +++ b/argparse/examples/greeting.rs @@ -0,0 +1,26 @@ +extern crate argparse; + +use argparse::{ArgumentParser, StoreTrue, Store, Print}; + +fn main() { + let mut verbose = false; + let mut name = "World".to_string(); + { + let mut ap = ArgumentParser::new(); + ap.set_description("Greet somebody."); + ap.add_option(&["-V", "--version"], + Print(env!("CARGO_PKG_VERSION").to_string()), "Show version"); + ap.refer(&mut verbose) + .add_option(&["-v", "--verbose"], StoreTrue, + "Be verbose"); + ap.refer(&mut name) + .add_option(&["--name"], Store, + "Name for the greeting"); + ap.parse_args_or_exit(); + } + + if verbose { + println!("name is {}", name); + } + println!("Hello {}!", name); +} |