error: function body cannot be `= expression;` --> $DIR/fn-body-eq-expr-semi.rs:4:14 | LL | fn foo() = 42; | ^^^^^ | help: surround the expression with `{` and `}` instead of `=` and `;` | LL | fn foo() { 42 } | ~ ~ error: function body cannot be `= expression;` --> $DIR/fn-body-eq-expr-semi.rs:5:20 | LL | fn bar() -> u8 = 42; | ^^^^^ | help: surround the expression with `{` and `}` instead of `=` and `;` | LL | fn bar() -> u8 { 42 } | ~ ~ error: function body cannot be `= expression;` --> $DIR/fn-body-eq-expr-semi.rs:9:14 | LL | fn foo() = 42; | ^^^^^ | help: surround the expression with `{` and `}` instead of `=` and `;` | LL | fn foo() { 42 } | ~ ~ error: function body cannot be `= expression;` --> $DIR/fn-body-eq-expr-semi.rs:11:20 | LL | fn bar() -> u8 = 42; | ^^^^^ | help: surround the expression with `{` and `}` instead of `=` and `;` | LL | fn bar() -> u8 { 42 } | ~ ~ error: function body cannot be `= expression;` --> $DIR/fn-body-eq-expr-semi.rs:16:14 | LL | fn foo() = 42; | ^^^^^ | help: surround the expression with `{` and `}` instead of `=` and `;` | LL | fn foo() { 42 } | ~ ~ error: function body cannot be `= expression;` --> $DIR/fn-body-eq-expr-semi.rs:17:20 | LL | fn bar() -> u8 = 42; | ^^^^^ | help: surround the expression with `{` and `}` instead of `=` and `;` | LL | fn bar() -> u8 { 42 } | ~ ~ error: function body cannot be `= expression;` --> $DIR/fn-body-eq-expr-semi.rs:21:14 | LL | fn foo() = 42; | ^^^^^ | help: surround the expression with `{` and `}` instead of `=` and `;` | LL | fn foo() { 42 } | ~ ~ error: function body cannot be `= expression;` --> $DIR/fn-body-eq-expr-semi.rs:22:20 | LL | fn bar() -> u8 = 42; | ^^^^^ | help: surround the expression with `{` and `}` instead of `=` and `;` | LL | fn bar() -> u8 { 42 } | ~ ~ error: incorrect function inside `extern` block --> $DIR/fn-body-eq-expr-semi.rs:9:8 | LL | extern "C" { | ---------- `extern` blocks define existing foreign functions and functions inside of them cannot have a body LL | fn foo() = 42; | ^^^ ----- help: remove the invalid body: `;` | | | cannot have a body | = help: you might have meant to write a function accessible through FFI, which can be done by writing `extern fn` outside of the `extern` block = note: for more information, visit https://doc.rust-lang.org/std/keyword.extern.html error: incorrect function inside `extern` block --> $DIR/fn-body-eq-expr-semi.rs:11:8 | LL | extern "C" { | ---------- `extern` blocks define existing foreign functions and functions inside of them cannot have a body ... LL | fn bar() -> u8 = 42; | ^^^ ----- help: remove the invalid body: `;` | | | cannot have a body | = help: you might have meant to write a function accessible through FFI, which can be done by writing `extern fn` outside of the `extern` block = note: for more information, visit https://doc.rust-lang.org/std/keyword.extern.html error: aborting due to 10 previous errors