mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-09-20 14:41:58 +00:00
230 lines
9 KiB
Text
230 lines
9 KiB
Text
error: boolean expression will never evaluate to 'true'
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--> tests/ui/const_comparisons.rs:45:5
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LL | status_code <= 400 && status_code > 500;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: since `400` < `500`, the expression evaluates to false for any value of `status_code`
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= note: `-D clippy::impossible-comparisons` implied by `-D warnings`
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= help: to override `-D warnings` add `#[allow(clippy::impossible_comparisons)]`
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error: boolean expression will never evaluate to 'true'
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--> tests/ui/const_comparisons.rs:48:5
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LL | status_code > 500 && status_code < 400;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: since `500` > `400`, the expression evaluates to false for any value of `status_code`
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error: boolean expression will never evaluate to 'true'
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--> tests/ui/const_comparisons.rs:51:5
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LL | status_code < 500 && status_code > 500;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: `status_code` cannot simultaneously be greater than and less than `500`
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error: boolean expression will never evaluate to 'true'
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--> tests/ui/const_comparisons.rs:56:5
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LL | status_code < { 400 } && status_code > { 500 };
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: since `{ 400 }` < `{ 500 }`, the expression evaluates to false for any value of `status_code`
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error: boolean expression will never evaluate to 'true'
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--> tests/ui/const_comparisons.rs:59:5
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LL | status_code < STATUS_BAD_REQUEST && status_code > STATUS_SERVER_ERROR;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: since `STATUS_BAD_REQUEST` < `STATUS_SERVER_ERROR`, the expression evaluates to false for any value of `status_code`
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error: boolean expression will never evaluate to 'true'
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--> tests/ui/const_comparisons.rs:62:5
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LL | status_code <= u16::MIN + 1 && status_code > STATUS_SERVER_ERROR;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: since `u16::MIN + 1` < `STATUS_SERVER_ERROR`, the expression evaluates to false for any value of `status_code`
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error: boolean expression will never evaluate to 'true'
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--> tests/ui/const_comparisons.rs:65:5
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LL | status_code < STATUS_SERVER_ERROR && status_code > STATUS_SERVER_ERROR;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: `status_code` cannot simultaneously be greater than and less than `STATUS_SERVER_ERROR`
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error: boolean expression will never evaluate to 'true'
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--> tests/ui/const_comparisons.rs:70:5
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LL | status < { 400 } && status > { 500 };
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: since `{ 400 }` < `{ 500 }`, the expression evaluates to false for any value of `status`
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error: boolean expression will never evaluate to 'true'
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--> tests/ui/const_comparisons.rs:73:5
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LL | status < STATUS_BAD_REQUEST && status > STATUS_SERVER_ERROR;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: since `STATUS_BAD_REQUEST` < `STATUS_SERVER_ERROR`, the expression evaluates to false for any value of `status`
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error: boolean expression will never evaluate to 'true'
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--> tests/ui/const_comparisons.rs:76:5
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LL | status <= u16::MIN + 1 && status > STATUS_SERVER_ERROR;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: since `u16::MIN + 1` < `STATUS_SERVER_ERROR`, the expression evaluates to false for any value of `status`
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error: boolean expression will never evaluate to 'true'
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--> tests/ui/const_comparisons.rs:79:5
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LL | status < STATUS_SERVER_ERROR && status > STATUS_SERVER_ERROR;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: `status` cannot simultaneously be greater than and less than `STATUS_SERVER_ERROR`
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error: boolean expression will never evaluate to 'true'
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--> tests/ui/const_comparisons.rs:89:5
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LL | 500 >= status_code && 600 < status_code;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: since `500` < `600`, the expression evaluates to false for any value of `status_code`
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error: boolean expression will never evaluate to 'true'
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--> tests/ui/const_comparisons.rs:93:5
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LL | 500 >= status_code && status_code > 600;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: since `500` < `600`, the expression evaluates to false for any value of `status_code`
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error: boolean expression will never evaluate to 'true'
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--> tests/ui/const_comparisons.rs:103:5
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LL | 500 >= status && 600 < status;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: since `500` < `600`, the expression evaluates to false for any value of `status`
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error: boolean expression will never evaluate to 'true'
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--> tests/ui/const_comparisons.rs:107:5
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LL | 500 >= status && status > 600;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: since `500` < `600`, the expression evaluates to false for any value of `status`
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error: right-hand side of `&&` operator has no effect
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--> tests/ui/const_comparisons.rs:112:5
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LL | status_code < 200 && status_code <= 299;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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note: `if `status_code < 200` evaluates to true, status_code <= 299` will always evaluate to true as well
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--> tests/ui/const_comparisons.rs:112:23
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LL | status_code < 200 && status_code <= 299;
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| ^^^^^^^^^^^^^^^^^^^^^
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= note: `-D clippy::redundant-comparisons` implied by `-D warnings`
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= help: to override `-D warnings` add `#[allow(clippy::redundant_comparisons)]`
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error: left-hand side of `&&` operator has no effect
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--> tests/ui/const_comparisons.rs:114:5
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LL | status_code > 200 && status_code >= 299;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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note: `if `status_code >= 299` evaluates to true, status_code > 200` will always evaluate to true as well
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--> tests/ui/const_comparisons.rs:114:5
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LL | status_code > 200 && status_code >= 299;
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| ^^^^^^^^^^^^^^^^^^^^^
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error: left-hand side of `&&` operator has no effect
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--> tests/ui/const_comparisons.rs:118:5
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LL | status_code >= 500 && status_code > 500;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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note: `if `status_code > 500` evaluates to true, status_code >= 500` will always evaluate to true as well
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--> tests/ui/const_comparisons.rs:118:5
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LL | status_code >= 500 && status_code > 500;
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| ^^^^^^^^^^^^^^^^^^^^^^
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error: right-hand side of `&&` operator has no effect
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--> tests/ui/const_comparisons.rs:121:5
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LL | status_code > 500 && status_code >= 500;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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note: `if `status_code > 500` evaluates to true, status_code >= 500` will always evaluate to true as well
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--> tests/ui/const_comparisons.rs:121:23
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LL | status_code > 500 && status_code >= 500;
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| ^^^^^^^^^^^^^^^^^^^^^
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error: left-hand side of `&&` operator has no effect
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--> tests/ui/const_comparisons.rs:124:5
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LL | status_code <= 500 && status_code < 500;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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note: `if `status_code < 500` evaluates to true, status_code <= 500` will always evaluate to true as well
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--> tests/ui/const_comparisons.rs:124:5
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LL | status_code <= 500 && status_code < 500;
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| ^^^^^^^^^^^^^^^^^^^^^^
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error: right-hand side of `&&` operator has no effect
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--> tests/ui/const_comparisons.rs:127:5
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LL | status_code < 500 && status_code <= 500;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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note: `if `status_code < 500` evaluates to true, status_code <= 500` will always evaluate to true as well
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--> tests/ui/const_comparisons.rs:127:23
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LL | status_code < 500 && status_code <= 500;
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| ^^^^^^^^^^^^^^^^^^^^^
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error: boolean expression will never evaluate to 'true'
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--> tests/ui/const_comparisons.rs:132:5
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LL | name < "Jennifer" && name > "Shannon";
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: since `"Jennifer"` < `"Shannon"`, the expression evaluates to false for any value of `name`
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error: boolean expression will never evaluate to 'true'
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--> tests/ui/const_comparisons.rs:137:5
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LL | numbers < [3, 4] && numbers > [5, 6];
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: since `[3, 4]` < `[5, 6]`, the expression evaluates to false for any value of `numbers`
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error: boolean expression will never evaluate to 'true'
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--> tests/ui/const_comparisons.rs:142:5
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LL | letter < 'b' && letter > 'c';
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: since `'b'` < `'c'`, the expression evaluates to false for any value of `letter`
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error: boolean expression will never evaluate to 'true'
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--> tests/ui/const_comparisons.rs:147:5
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LL | area < std::f32::consts::E && area > std::f32::consts::PI;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: since `std::f32::consts::E` < `std::f32::consts::PI`, the expression evaluates to false for any value of `area`
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error: aborting due to 25 previous errors
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