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use std::hash::BuildHasher; | ||
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fn next_u64() -> u64 { | ||
let bh = std::collections::hash_map::RandomState::new(); | ||
let h = bh.build_hasher(); | ||
h.finish() //~ ERROR no method named `finish` found for struct `DefaultHasher` | ||
} | ||
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fn main() {} |
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src/test/ui/suggestions/import-trait-for-method-call.stderr
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error[E0599]: no method named `finish` found for struct `DefaultHasher` in the current scope | ||
--> $DIR/import-trait-for-method-call.rs:6:7 | ||
| | ||
LL | h.finish() | ||
| ^^^^^^ method not found in `DefaultHasher` | ||
| | ||
::: $SRC_DIR/core/src/hash/mod.rs:LL:COL | ||
| | ||
LL | fn finish(&self) -> u64; | ||
| ------ | ||
| | | ||
| the method is available for `Box<DefaultHasher>` here | ||
| the method is available for `Box<&mut DefaultHasher>` here | ||
| | ||
help: consider wrapping the receiver expression with the appropriate type | ||
| | ||
LL | Box::new(h).finish() | ||
| ^^^^^^^^^ ^ | ||
help: consider wrapping the receiver expression with the appropriate type | ||
| | ||
LL | Box::new(&mut h).finish() | ||
| ^^^^^^^^^^^^^ ^ | ||
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error: aborting due to previous error | ||
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For more information about this error, try `rustc --explain E0599`. |