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author | David Tolnay <dtolnay@chromium.org> | 2019-04-15 15:56:35 -0700 |
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committer | chrome-bot <chrome-bot@chromium.org> | 2019-04-18 19:51:01 -0700 |
commit | 64cd5eae5778b86f6e498a6fa1b1962693aa5a46 (patch) | |
tree | 9b68f7fce3385c410f4fd9c4e978660a9b5a0973 /src/argument.rs | |
parent | b1de6323ab8c96c52a60e0ff735e4bbb8a8464c9 (diff) | |
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edition: Eliminate ref keyword
As described in: https://doc.rust-lang.org/edition-guide/rust-2018/ownership-and-lifetimes/default-match-bindings.html which also covers the new mental model that the Rust Book will use for teaching binding modes and has been found to be more friendly for both beginners and experienced users. Before: match *opt { Some(ref v) => ..., None => ..., } After: match opt { Some(v) => ..., None => ..., } TEST=cargo check --all-features TEST=local kokoro Change-Id: I3c5800a9be36aaf5d3290ae3bd3116f699cb00b7 Reviewed-on: https://chromium-review.googlesource.com/1566669 Commit-Ready: David Tolnay <dtolnay@chromium.org> Tested-by: David Tolnay <dtolnay@chromium.org> Tested-by: kokoro <noreply+kokoro@google.com> Reviewed-by: Daniel Verkamp <dverkamp@chromium.org>
Diffstat (limited to 'src/argument.rs')
-rw-r--r-- | src/argument.rs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/argument.rs b/src/argument.rs index 6b4cfe9..7cb56d6 100644 --- a/src/argument.rs +++ b/src/argument.rs @@ -324,7 +324,7 @@ pub fn print_help(program_name: &str, required_arg: &str, args: &[Argument]) { println!("Argument{}:", if args.len() > 1 { "s" } else { "" }); for arg in args { match arg.short { - Some(ref s) => print!(" -{}, ", s), + Some(s) => print!(" -{}, ", s), None => print!(" "), } if arg.long.is_empty() { |