diff options
| -rw-r--r-- | tests/ui/parser/suggest-self-in-bare-function.rs | 25 | ||||
| -rw-r--r-- | tests/ui/parser/suggest-self-in-bare-function.stderr | 62 |
2 files changed, 87 insertions, 0 deletions
diff --git a/tests/ui/parser/suggest-self-in-bare-function.rs b/tests/ui/parser/suggest-self-in-bare-function.rs new file mode 100644 index 00000000000..e7f2a12bcd0 --- /dev/null +++ b/tests/ui/parser/suggest-self-in-bare-function.rs @@ -0,0 +1,25 @@ +// We should not suggest `self` in bare functions. +// And a note for RFC 1685 should not be shown. +// See #144968 + +//@ edition:2018 + +fn is_even(value) -> bool { //~ ERROR expected one of `:`, `@`, or `|`, found `)` + value % 2 == 0 +} + +struct S; + +impl S { + fn is_even(value) -> bool { //~ ERROR expected one of `:`, `@`, or `|`, found `)` + value % 2 == 0 + } +} + +trait T { + fn is_even(value) -> bool { //~ ERROR expected one of `:`, `@`, or `|`, found `)` + value % 2 == 0 + } +} + +fn main() {} diff --git a/tests/ui/parser/suggest-self-in-bare-function.stderr b/tests/ui/parser/suggest-self-in-bare-function.stderr new file mode 100644 index 00000000000..ff2bfc48eee --- /dev/null +++ b/tests/ui/parser/suggest-self-in-bare-function.stderr @@ -0,0 +1,62 @@ +error: expected one of `:`, `@`, or `|`, found `)` + --> $DIR/suggest-self-in-bare-function.rs:7:17 + | +LL | fn is_even(value) -> bool { + | ^ expected one of `:`, `@`, or `|` + | + = note: anonymous parameters are removed in the 2018 edition (see RFC 1685) +help: if this is a `self` type, give it a parameter name + | +LL | fn is_even(self: value) -> bool { + | +++++ +help: if this is a parameter name, give it a type + | +LL | fn is_even(value: TypeName) -> bool { + | ++++++++++ +help: if this is a type, explicitly ignore the parameter name + | +LL | fn is_even(_: value) -> bool { + | ++ + +error: expected one of `:`, `@`, or `|`, found `)` + --> $DIR/suggest-self-in-bare-function.rs:14:21 + | +LL | fn is_even(value) -> bool { + | ^ expected one of `:`, `@`, or `|` + | + = note: anonymous parameters are removed in the 2018 edition (see RFC 1685) +help: if this is a `self` type, give it a parameter name + | +LL | fn is_even(self: value) -> bool { + | +++++ +help: if this is a parameter name, give it a type + | +LL | fn is_even(value: TypeName) -> bool { + | ++++++++++ +help: if this is a type, explicitly ignore the parameter name + | +LL | fn is_even(_: value) -> bool { + | ++ + +error: expected one of `:`, `@`, or `|`, found `)` + --> $DIR/suggest-self-in-bare-function.rs:20:21 + | +LL | fn is_even(value) -> bool { + | ^ expected one of `:`, `@`, or `|` + | + = note: anonymous parameters are removed in the 2018 edition (see RFC 1685) +help: if this is a `self` type, give it a parameter name + | +LL | fn is_even(self: value) -> bool { + | +++++ +help: if this is a parameter name, give it a type + | +LL | fn is_even(value: TypeName) -> bool { + | ++++++++++ +help: if this is a type, explicitly ignore the parameter name + | +LL | fn is_even(_: value) -> bool { + | ++ + +error: aborting due to 3 previous errors + |