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Diffstat (limited to 'compiler/rustc_hir/src/hir.rs')
| -rw-r--r-- | compiler/rustc_hir/src/hir.rs | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/compiler/rustc_hir/src/hir.rs b/compiler/rustc_hir/src/hir.rs index af587ee5bdc..0e6b21588ee 100644 --- a/compiler/rustc_hir/src/hir.rs +++ b/compiler/rustc_hir/src/hir.rs @@ -2730,6 +2730,9 @@ pub enum ExprKind<'hir> { /// An `if` block, with an optional else block. /// /// I.e., `if <expr> { <expr> } else { <expr> }`. + /// + /// The "then" expr is always `ExprKind::Block`. If present, the "else" expr is always + /// `ExprKind::Block` (for `else`) or `ExprKind::If` (for `else if`). If(&'hir Expr<'hir>, &'hir Expr<'hir>, Option<&'hir Expr<'hir>>), /// A conditionless loop (can be exited with `break`, `continue`, or `return`). /// |