58 lines
1.7 KiB
Plaintext
58 lines
1.7 KiB
Plaintext
warning: unused return value of `need_to_use_this_value` that must be used
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--> $DIR/fn_must_use.rs:55:5
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LL | need_to_use_this_value(); //~ WARN unused return value
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| ^^^^^^^^^^^^^^^^^^^^^^^^^
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note: lint level defined here
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--> $DIR/fn_must_use.rs:3:9
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LL | #![warn(unused_must_use)]
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| ^^^^^^^^^^^^^^^
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= note: it's important
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warning: unused return value of `MyStruct::need_to_use_this_method_value` that must be used
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--> $DIR/fn_must_use.rs:60:5
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LL | m.need_to_use_this_method_value(); //~ WARN unused return value
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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warning: unused return value of `EvenNature::is_even` that must be used
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--> $DIR/fn_must_use.rs:61:5
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LL | m.is_even(); // trait method!
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| ^^^^^^^^^^^^
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= note: no side effects
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warning: unused return value of `MyStruct::need_to_use_this_associated_function_value` that must be used
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--> $DIR/fn_must_use.rs:64:5
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LL | MyStruct::need_to_use_this_associated_function_value();
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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warning: unused return value of `std::cmp::PartialEq::eq` that must be used
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--> $DIR/fn_must_use.rs:70:5
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LL | 2.eq(&3); //~ WARN unused return value
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| ^^^^^^^^^
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warning: unused return value of `std::cmp::PartialEq::eq` that must be used
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--> $DIR/fn_must_use.rs:71:5
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LL | m.eq(&n); //~ WARN unused return value
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| ^^^^^^^^^
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warning: unused comparison that must be used
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--> $DIR/fn_must_use.rs:74:5
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LL | 2 == 3; //~ WARN unused comparison
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| ^^^^^^
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warning: unused comparison that must be used
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--> $DIR/fn_must_use.rs:75:5
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LL | m == n; //~ WARN unused comparison
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| ^^^^^^
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