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Diffstat (limited to 'compiler/rustc_error_codes/src/error_codes/E0783.md')
| -rw-r--r-- | compiler/rustc_error_codes/src/error_codes/E0783.md | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/compiler/rustc_error_codes/src/error_codes/E0783.md b/compiler/rustc_error_codes/src/error_codes/E0783.md new file mode 100644 index 000000000..73981e59e --- /dev/null +++ b/compiler/rustc_error_codes/src/error_codes/E0783.md @@ -0,0 +1,22 @@ +The range pattern `...` is no longer allowed. + +Erroneous code example: + +```edition2021,compile_fail,E0783 +match 2u8 { + 0...9 => println!("Got a number less than 10"), // error! + _ => println!("Got a number 10 or more"), +} +``` + +Older Rust code using previous editions allowed `...` to stand for exclusive +ranges which are now signified using `..=`. + +To make this code compile replace the `...` with `..=`. + +```edition2021 +match 2u8 { + 0..=9 => println!("Got a number less than 10"), // ok! + _ => println!("Got a number 10 or more"), +} +``` |