2017-02-07 21:05:30 +01:00
|
|
|
error: `if _ { .. } else { .. }` is an expression
|
|
|
|
--> $DIR/let_if_seq.rs:57:5
|
|
|
|
|
|
2017-04-23 15:25:22 +02:00
|
|
|
57 | / let mut foo = 0;
|
2017-02-08 14:58:07 +01:00
|
|
|
58 | |
|
|
|
|
59 | |
|
|
|
|
60 | |
|
2017-02-07 21:05:30 +01:00
|
|
|
61 | | if f() {
|
|
|
|
62 | | foo = 42;
|
|
|
|
63 | | }
|
2017-04-23 15:25:22 +02:00
|
|
|
| |_____^
|
2017-02-07 21:05:30 +01:00
|
|
|
|
|
|
|
|
note: lint level defined here
|
|
|
|
--> $DIR/let_if_seq.rs:5:9
|
|
|
|
|
|
|
|
|
5 | #![deny(useless_let_if_seq)]
|
|
|
|
| ^^^^^^^^^^^^^^^^^^
|
|
|
|
help: it is more idiomatic to write
|
|
|
|
| let <mut> foo = if f() { 42 } else { 0 };
|
|
|
|
= note: you might not need `mut` at all
|
|
|
|
|
|
|
|
error: `if _ { .. } else { .. }` is an expression
|
|
|
|
--> $DIR/let_if_seq.rs:65:5
|
|
|
|
|
|
2017-04-23 15:25:22 +02:00
|
|
|
65 | / let mut bar = 0;
|
2017-04-10 15:36:07 +02:00
|
|
|
66 | |
|
|
|
|
67 | |
|
|
|
|
68 | |
|
|
|
|
... |
|
|
|
|
74 | | f();
|
|
|
|
75 | | }
|
2017-04-23 15:25:22 +02:00
|
|
|
| |_____^
|
2017-02-07 21:05:30 +01:00
|
|
|
|
|
|
|
|
help: it is more idiomatic to write
|
|
|
|
| let <mut> bar = if f() { ..; 42 } else { ..; 0 };
|
|
|
|
= note: you might not need `mut` at all
|
|
|
|
|
|
|
|
error: `if _ { .. } else { .. }` is an expression
|
|
|
|
--> $DIR/let_if_seq.rs:77:5
|
|
|
|
|
|
2017-04-23 15:25:22 +02:00
|
|
|
77 | / let quz;
|
2017-04-10 15:36:07 +02:00
|
|
|
78 | |
|
|
|
|
79 | |
|
|
|
|
80 | |
|
|
|
|
... |
|
|
|
|
85 | | quz = 0;
|
|
|
|
86 | | }
|
2017-04-23 15:25:22 +02:00
|
|
|
| |_____^
|
2017-02-07 21:05:30 +01:00
|
|
|
|
|
|
|
|
help: it is more idiomatic to write
|
|
|
|
| let quz = if f() { 42 } else { 0 };
|
|
|
|
|
|
|
|
error: `if _ { .. } else { .. }` is an expression
|
|
|
|
--> $DIR/let_if_seq.rs:111:5
|
|
|
|
|
|
2017-04-23 15:25:22 +02:00
|
|
|
111 | / let mut baz = 0;
|
2017-02-08 14:58:07 +01:00
|
|
|
112 | |
|
|
|
|
113 | |
|
|
|
|
114 | |
|
2017-02-07 21:05:30 +01:00
|
|
|
115 | | if f() {
|
|
|
|
116 | | baz = 42;
|
|
|
|
117 | | }
|
2017-04-23 15:25:22 +02:00
|
|
|
| |_____^
|
2017-02-07 21:05:30 +01:00
|
|
|
|
|
|
|
|
help: it is more idiomatic to write
|
|
|
|
| let <mut> baz = if f() { 42 } else { 0 };
|
|
|
|
= note: you might not need `mut` at all
|
|
|
|
|
|
|
|
error: aborting due to 4 previous errors
|
|
|
|
|