error: this if-then-else expression will always return true --> needless_bool.rs:9:5 | 9 | if x { true } else { true }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = note: `-D needless-bool` implied by `-D warnings` error: this if-then-else expression will always return false --> needless_bool.rs:10:5 | 10 | if x { false } else { false }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = note: `-D needless-bool` implied by `-D warnings` error: this if-then-else expression returns a bool literal --> needless_bool.rs:11:5 | 11 | if x { true } else { false }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: you can reduce it to `x` | = note: `-D needless-bool` implied by `-D warnings` error: this if-then-else expression returns a bool literal --> needless_bool.rs:12:5 | 12 | if x { false } else { true }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: you can reduce it to `!x` | = note: `-D needless-bool` implied by `-D warnings` error: this if-then-else expression returns a bool literal --> needless_bool.rs:13:5 | 13 | if x && y { false } else { true }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: you can reduce it to `!(x && y)` | = note: `-D needless-bool` implied by `-D warnings` error: this if-then-else expression will always return true --> needless_bool.rs:25:5 | 25 | if x { return true } else { return true }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = note: `-D needless-bool` implied by `-D warnings` error: this if-then-else expression will always return false --> needless_bool.rs:30:5 | 30 | if x { return false } else { return false }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = note: `-D needless-bool` implied by `-D warnings` error: this if-then-else expression returns a bool literal --> needless_bool.rs:35:5 | 35 | if x { return true } else { return false }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: you can reduce it to `return x` | = note: `-D needless-bool` implied by `-D warnings` error: this if-then-else expression returns a bool literal --> needless_bool.rs:40:5 | 40 | if x && y { return true } else { return false }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: you can reduce it to `return x && y` | = note: `-D needless-bool` implied by `-D warnings` error: this if-then-else expression returns a bool literal --> needless_bool.rs:45:5 | 45 | if x { return false } else { return true }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: you can reduce it to `return !x` | = note: `-D needless-bool` implied by `-D warnings` error: this if-then-else expression returns a bool literal --> needless_bool.rs:50:5 | 50 | if x && y { return false } else { return true }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: you can reduce it to `return !(x && y)` | = note: `-D needless-bool` implied by `-D warnings` error: aborting due to previous error(s) To learn more, run the command again with --verbose.