diff options
Diffstat (limited to 'src/tools/clippy/tests/ui/writeln_empty_string.fixed')
-rw-r--r-- | src/tools/clippy/tests/ui/writeln_empty_string.fixed | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/writeln_empty_string.fixed b/src/tools/clippy/tests/ui/writeln_empty_string.fixed new file mode 100644 index 000000000..e7d94acd1 --- /dev/null +++ b/src/tools/clippy/tests/ui/writeln_empty_string.fixed @@ -0,0 +1,20 @@ +// run-rustfix + +#![allow(unused_must_use)] +#![warn(clippy::writeln_empty_string)] +use std::io::Write; + +fn main() { + let mut v = Vec::new(); + + // These should fail + writeln!(v); + + let mut suggestion = Vec::new(); + writeln!(suggestion); + + // These should be fine + writeln!(v); + writeln!(v, " "); + write!(v, ""); +} |