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Somewhat uniform coding style might help myself to better understand Rust :-)

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This commit is contained in:
Michael Herger 2018-01-31 06:45:48 +01:00
parent f3bb85c33a
commit 12487966b2
2 changed files with 15 additions and 22 deletions
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2
.gitignore vendored
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@ -2,3 +2,5 @@ target
.cargo .cargo
spotify_appkey.key spotify_appkey.key
.vagrant/ .vagrant/
.project
.history

35
src/main.rs
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@ -135,30 +135,21 @@ fn setup(args: &[String]) -> Setup {
let mixer = mixer::find(mixer_name.as_ref()) let mixer = mixer::find(mixer_name.as_ref())
.expect("Invalid mixer"); .expect("Invalid mixer");
let initial_volume: i32; let initial_volume = matches
if matches.opt_present("initial-volume") && matches.opt_str("initial-volume").unwrap().parse::<i32>().is_ok() { .opt_str("initial-volume")
let iv = matches.opt_str("initial-volume").unwrap().parse::<i32>().unwrap(); .map(|volume| {
match iv { let volume = volume.parse::<i32>().unwrap();
iv if iv >= 0 && iv <= 100 => { initial_volume = iv * 0xFFFF / 100 } if volume < 0 || volume > 100 {
_ => { panic!("Initial volume must be in the range 0-100");
debug!("Volume needs to be a value from 0-100; set volume level to 50%");
initial_volume = 0x8000;
} }
} volume * 0xFFFF / 100
} else { })
initial_volume = 0x8000; .unwrap_or(0x8000);
}
let zeroconf_port: u16; let zeroconf_port =
if matches.opt_present("zeroconf-port") && matches.opt_str("zeroconf-port").unwrap().parse::<u16>().is_ok() { matches.opt_str("zeroconf-port")
let z = matches.opt_str("zeroconf-port").unwrap().parse::<u16>().unwrap(); .map(|port| port.parse::<u16>().unwrap())
match z { .unwrap_or(0);
z if z >= 1024 => { zeroconf_port = z }
_ => { zeroconf_port = 0 }
}
} else {
zeroconf_port = 0
}
let name = matches.opt_str("name").unwrap(); let name = matches.opt_str("name").unwrap();
let use_audio_cache = !matches.opt_present("disable-audio-cache"); let use_audio_cache = !matches.opt_present("disable-audio-cache");