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Update range so matches rust-fmt . #1890

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Merged
carols10cents merged 2 commits into from
Apr 15, 2019
Merged

Update range so matches rust-fmt . #1890

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2ca8f70
Update range so matches rust-fmt .
Plotnus Apr 2, 2019
a0a8516
fixed deleted space
Plotnus Apr 9, 2019
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14 changes: 7 additions & 7 deletions src/ch18-03-pattern-syntax.md
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Original file line number Diff line number Diff line change
Expand Up @@ -115,16 +115,16 @@ arm will execute:
let x = 5;

match x {
1 ... 5 => println!("one through five"),
1...5 => println!("one through five"),
_ => println!("something else"),
}
```

If `x` is 1, 2, 3, 4, or 5, the first arm will match. This syntax is more
convenient than using the `|` operator to express the same idea; instead of `1
... 5`, we would have to specify `1 | 2 | 3 | 4 | 5` if we used `|`. Specifying
a range is much shorter, especially if we want to match, say, any number
between 1 and 1,000!
convenient than using the `|` operator to express the same idea; instead of
`1...5`, we would have to specify `1 | 2 | 3 | 4 | 5` if we used `|`.
Specifying a range is much shorter, especially if we want to match, say, any
number between 1 and 1,000!

Ranges are only allowed with numeric values or `char` values, because the
compiler checks that the range isn’t empty at compile time. The only types for
Expand All @@ -136,8 +136,8 @@ Here is an example using ranges of `char` values:
let x = 'c';

match x {
'a' ... 'j' => println!("early ASCII letter"),
'k' ... 'z' => println!("late ASCII letter"),
'a'...'j' => println!("early ASCII letter"),
'k'...'z' => println!("late ASCII letter"),
_ => println!("something else"),
}
```
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