[rustc.git] / src / doc / book / listings / ch06-enums-and-pattern-matching / no-listing-10-non-exhaustive-match / output.txt

$ cargo run
   Compiling enums v0.1.0 (file:///projects/enums)
error[E0004]: non-exhaustive patterns: `None` not covered
   --> src/main.rs:3:15
    |
3   |         match x {
    |               ^ pattern `None` not covered
    |
note: `Option<i32>` defined here
    = note: the matched value is of type `Option<i32>`
help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern or an explicit pattern as shown
    |
4   ~             Some(i) => Some(i + 1),
5   ~             None => todo!(),
    |

For more information about this error, try `rustc --explain E0004`.
error: could not compile `enums` due to previous error
Commit	Line	Data
74b04a01 XL	1	$ cargo run
	2	Compiling enums v0.1.0 (file:///projects/enums)
	3	error[E0004]: non-exhaustive patterns: `None` not covered
fc512014 XL	4	--> src/main.rs:3:15
	5	\|
	6	3 \| match x {
	7	\| ^ pattern `None` not covered
	8	\|
923072b8	9	note: `Option<i32>` defined here
fc512014	10	= note: the matched value is of type `Option<i32>`
923072b8 FG	11	help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern or an explicit pattern as shown
	12	\|
	13	4 ~ Some(i) => Some(i + 1),
	14	5 ~ None => todo!(),
	15	\|
74b04a01	16
74b04a01	17	For more information about this error, try `rustc --explain E0004`.
c295e0f8	18	error: could not compile `enums` due to previous error