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Add argument finder helper function

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This commit is contained in:
Matthias Beyer 2016-05-13 14:41:19 +02:00
parent 580c9e5286
commit eca41e04dd
1 changed files with 9 additions and 0 deletions
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9
bin/src/main.rs
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@ -98,6 +98,14 @@ fn find_command() -> Option<String> {
env::args().skip(1).filter(|x| !x.starts_with("-")).next()
}
fn find_args(command: &str) -> Vec<String> {
env::args()
.skip(1)
.position(|e| e == command)
.map(|pos| env::args().skip(pos + 2).collect::<Vec<String>>())
.unwrap_or(vec![])
}
fn main() {
let commands = get_commands();
let mut args = env::args();
@ -145,6 +153,7 @@ fn main() {
.stdin(Stdio::inherit())
.stdout(Stdio::inherit())
.stderr(Stdio::inherit())
.args(&find_args(s)[..])
.spawn()
.and_then(|mut handle| handle.wait())
{