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std: print RUST_LOG=::help in sorted order. #11236

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Merged
bors merged 1 commit into from
Dec 31, 2013
Merged

std: print RUST_LOG=::help in sorted order. #11236

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11 changes: 9 additions & 2 deletions src/libstd/rt/logging.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -17,7 +17,7 @@ use io::stdio::StdWriter;
use io::buffered::LineBufferedWriter;
use rt::crate_map::{ModEntry, CrateMap, iter_crate_map, get_crate_map};
use str::StrSlice;
use vec::ImmutableVector;
use vec::{ImmutableVector, MutableTotalOrdVector};
#[cfg(test)] use cast::transmute;

struct LogDirective {
Expand Down Expand Up @@ -141,7 +141,14 @@ fn update_log_settings(crate_map: &CrateMap, settings: ~str) {
if settings.len() > 0 {
if settings == ~"::help" || settings == ~"?" {
rterrln!("\nCrate log map:\n");
iter_crate_map(crate_map, |entry| rterrln!(" {}", entry.name));

let mut entries = ~[];
iter_crate_map(crate_map, |entry| entries.push(entry.name.to_owned()));
entries.sort();

for name in entries.iter() {
rterrln!(" {}", *name);
}
unsafe { exit(1); }
}
dirs = parse_logging_spec(settings);
Expand Down