Merge #56

56: examples: fix lsgpio flags output r=nastevens a=stefan-muc

I guess an user want's to see the flags ;)

Co-authored-by: stefan-muc <[email protected]>

Author: bors[bot]

CHANGELOG.md

@@ -8,6 +8,8 @@ Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
 
+- Fix lsgpio example to output gpio line flags
+
 ## v0.5.0
 
 - Update Tokio to 1.x. #[55]((https://github.com/rust-embedded/gpio-cdev/pull/55).

examples/lsgpio.rs

@@ -53,7 +53,7 @@ fn main() {
                             flags.push("open-source");
                         }
 
-                        let usage = if flags.is_empty() {
+                        let usage = if !flags.is_empty() {
                             format!("[{}]", flags.join(" "))
                         } else {
                             "".to_owned()