--- /dev/null
+// run-rustfix
+#![allow(dead_code, unused_must_use)]
+
+fn main() {}
+
+#[allow(clippy::unnecessary_operation)]
+fn starts_with() {
+ "".starts_with(' ');
+ !"".starts_with(' ');
+}
+
+fn chars_cmp_with_unwrap() {
+ let s = String::from("foo");
+ if s.starts_with('f') {
+ // s.starts_with('f')
+ // Nothing here
+ }
+ if s.ends_with('o') {
+ // s.ends_with('o')
+ // Nothing here
+ }
+ if s.ends_with('o') {
+ // s.ends_with('o')
+ // Nothing here
+ }
+ if !s.starts_with('f') {
+ // !s.starts_with('f')
+ // Nothing here
+ }
+ if !s.ends_with('o') {
+ // !s.ends_with('o')
+ // Nothing here
+ }
+ if !s.ends_with('o') {
+ // !s.ends_with('o')
+ // Nothing here
+ }
+}
+
+#[allow(clippy::unnecessary_operation)]
+fn ends_with() {
+ "".ends_with(' ');
+ !"".ends_with(' ');
+ "".ends_with(' ');
+ !"".ends_with(' ');
+}