rustfmt: set option fn_single_line

valentinewallace · valentinewallace · commit 38ee5c5e90d1 · 2020-01-07T19:41:41.000-05:00
diff --git a/rustfmt.toml b/rustfmt.toml
@@ -8,3 +8,4 @@ unstable_features = true
 match_block_trailing_comma = true
 format_macro_bodies = false
 indent_style = "Visual"
+fn_single_line = true
