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Diffstat (limited to 'dhall/src/syntax/core/expr.rs')
| -rw-r--r-- | dhall/src/syntax/core/expr.rs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/dhall/src/syntax/core/expr.rs b/dhall/src/syntax/core/expr.rs index 7972283..5b9f401 100644 --- a/dhall/src/syntax/core/expr.rs +++ b/dhall/src/syntax/core/expr.rs @@ -351,7 +351,7 @@ impl<E> Expr<E> { } /// Add an isize to an usize -/// Panics on over/underflow +/// Returns `None` on over/underflow fn add_ui(u: usize, i: isize) -> Option<usize> { Some(if i < 0 { u.checked_sub(i.checked_neg()? as usize)? |