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Remove calls to exit() and replace them with error propagation up to main()

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Signed-off-by: Matthias Beyer <mail@beyermatthias.de>
This commit is contained in:
Matthias Beyer 2019-10-19 08:54:57 +02:00
parent 647ca2fea6
commit 6ab5d1d880
1 changed files with 4 additions and 19 deletions
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23
bin/core/imag-create/src/lib.rs
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@ -36,21 +36,19 @@
extern crate clap;
extern crate failure;
#[macro_use] extern crate log;
extern crate libimagerror;
extern crate libimagrt;
extern crate libimagstore;
use failure::Fallible as Result;
use failure::err_msg;
use clap::App;
use libimagrt::runtime::Runtime;
use libimagrt::application::ImagApplication;
use libimagerror::trace::MapErrTrace;
use libimagstore::iter::create::StoreIdCreateIteratorExtension;
use libimagstore::iter::retrieve::StoreIdRetrieveIteratorExtension;
use libimagerror::exit::ExitUnwrap;
mod ui;
@ -60,30 +58,17 @@ pub enum ImagCreate {}
impl ImagApplication for ImagCreate {
fn run(rt: Runtime) -> Result<()> {
let force = rt.cli().is_present("force");
debug!("Detected force = {}", force);
let ids = rt.ids::<crate::ui::PathProvider>()
.map_err_trace_exit_unwrap()
.unwrap_or_else(|| {
error!("No ids supplied");
::std::process::exit(1);
})
let ids = rt.ids::<crate::ui::PathProvider>()?
.ok_or_else(|| err_msg("No ids supplied"))?
.into_iter()
.map(|id| { debug!("id = {}", id); id })
.map(Ok);
if force {
ids.into_retrieve_iter(rt.store()).collect::<Result<Vec<_>>>()
} else {
ids.into_create_iter(rt.store()).collect::<Result<Vec<_>>>()
}.map_err_trace_exit_unwrap()
.into_iter()
.for_each(|el| {
rt.report_touched(el.get_location()).unwrap_or_exit();
trace!("Entry = {}", el.get_location());
});
Ok(())
}.map(|_| ())
}
fn build_cli<'a>(app: App<'a, 'a>) -> App<'a, 'a> {