0174dd6f92
This message is emitted as guidance by the compiler when a developer attempts to reassign a value to an immutable variable. Following the message will always currently work, but it may not always be the best course of action; following the 'consider ...' messaging pattern provides a hint to the developer that it could be wise to explore other alternatives.
15 lines
444 B
Plaintext
15 lines
444 B
Plaintext
error[E0384]: cannot assign twice to immutable variable `x`
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--> $DIR/command-line-diagnostics.rs:6:5
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LL | let x = 42;
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| -
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| first assignment to `x`
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| help: consider making this binding mutable: `mut x`
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LL | x = 43;
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| ^^^^^^ cannot assign twice to immutable variable
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error: aborting due to previous error
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For more information about this error, try `rustc --explain E0384`.
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