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error[E0277]: `()` doesn't implement `std::fmt::Display`
--> $DIR/binding-assigned-block-without-tail-expression.rs:14:20
|
LL | 42;
| - help: remove this semicolon
...
LL | println!("{}", x);
| ^ `()` cannot be formatted with the default formatter
|
= help: the trait `std::fmt::Display` is not implemented for `()`
= note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
= note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
error[E0277]: `()` doesn't implement `std::fmt::Display`
--> $DIR/binding-assigned-block-without-tail-expression.rs:15:20
|
LL | let y = {};
| -- this empty block is missing a tail expression
...
LL | println!("{}", y);
| ^ `()` cannot be formatted with the default formatter
|
= help: the trait `std::fmt::Display` is not implemented for `()`
= note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
= note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
error[E0277]: `()` doesn't implement `std::fmt::Display`
--> $DIR/binding-assigned-block-without-tail-expression.rs:16:20
|
LL | "hi";
| - help: remove this semicolon
...
LL | println!("{}", z);
| ^ `()` cannot be formatted with the default formatter
|
= help: the trait `std::fmt::Display` is not implemented for `()`
= note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
= note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
error[E0277]: `()` doesn't implement `std::fmt::Display`
--> $DIR/binding-assigned-block-without-tail-expression.rs:17:20
|
LL | let s = {
| _____________-
LL | | S;
LL | | };
| |_____- this block is missing a tail expression
...
LL | println!("{}", s);
| ^ `()` cannot be formatted with the default formatter
|
= help: the trait `std::fmt::Display` is not implemented for `()`
= note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
= note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
error[E0308]: mismatched types
--> $DIR/binding-assigned-block-without-tail-expression.rs:18:18
|
LL | 42;
| - help: remove this semicolon
...
LL | let _: i32 = x;
| --- ^ expected `i32`, found `()`
| |
| expected due to this
error[E0308]: mismatched types
--> $DIR/binding-assigned-block-without-tail-expression.rs:19:18
|
LL | let y = {};
| -- this empty block is missing a tail expression
...
LL | let _: i32 = y;
| --- ^ expected `i32`, found `()`
| |
| expected due to this
error[E0308]: mismatched types
--> $DIR/binding-assigned-block-without-tail-expression.rs:20:18
|
LL | let z = {
| _____________-
LL | | "hi";
LL | | };
| |_____- this block is missing a tail expression
...
LL | let _: i32 = z;
| --- ^ expected `i32`, found `()`
| |
| expected due to this
error[E0308]: mismatched types
--> $DIR/binding-assigned-block-without-tail-expression.rs:21:18
|
LL | let s = {
| _____________-
LL | | S;
LL | | };
| |_____- this block is missing a tail expression
...
LL | let _: i32 = s;
| --- ^ expected `i32`, found `()`
| |
| expected due to this
error: aborting due to 8 previous errors
Some errors have detailed explanations: E0277, E0308.
For more information about an error, try `rustc --explain E0277`.
|
