286         pub left: Box<Expr>,
288         pub right: Box<Expr>,
308         pub base: Box<Expr>,
319         pub left: Box<Expr>,
321         pub right: Box<Expr>,
343         pub expr: Option<Box<Expr>>,
352         pub func: Box<Expr>,
363         pub expr: Box<Expr>,
365         pub ty: Box<Type>,
383         pub body: Box<Expr>,
413         pub base: Box<Expr>,
426         pub pat: Box<Pat>,
428         pub expr: Box<Expr>,
443         pub expr: Box<Expr>,
457         pub cond: Box<Expr>,
459         pub else_branch: Option<(Token![else], Box<Expr>)>,
468         pub expr: Box<Expr>,
470         pub index: Box<Expr>,
489         pub pat: Box<Pat>,
491         pub expr: Box<Expr>,
530         pub expr: Box<Expr>,
541         pub receiver: Box<Expr>,
556         pub expr: Box<Expr>,
578         pub start: Option<Box<Expr>>,
580         pub end: Option<Box<Expr>>,
592         pub expr: Box<Expr>,
603         pub expr: Box<Expr>,
613         pub expr: Box<Expr>,
615         pub len: Box<Expr>,
625         pub expr: Option<Box<Expr>>,
642         pub rest: Option<Box<Expr>>,
651         pub expr: Box<Expr>,
682         pub expr: Box<Expr>,
703         pub cond: Box<Expr>,
714         pub expr: Option<Box<Expr>>,
1143         pub guard: Option<(Token![if], Box<Expr>)>,
1145         pub body: Box<Expr>,
1344                     left: Box::new(lhs),  in parse_expr()
1360                     left: Box::new(lhs),  in parse_expr()
1369                     start: Some(Box::new(lhs)),  in parse_expr()
1381                     expr: Box::new(lhs),  in parse_expr()
1383                     ty: Box::new(ty),  in parse_expr()
1412                     left: Box::new(lhs),  in parse_expr()
1424                     expr: Box::new(lhs),  in parse_expr()
1426                     ty: Box::new(ty),  in parse_expr()
1439     ) -> Result<Box<Expr>> {  in parse_binop_rhs()
1467         Ok(Box::new(rhs))  in parse_binop_rhs()
1539             let expr = Box::new(unary_expr(input, allow_struct)?);  in unary_expr()
1573                 expr: Box::new(unary_expr(input)?),  in unary_expr()
1579                 expr: Box::new(unary_expr(input)?),  in unary_expr()
1631                     func: Box::new(e),  in trailer_helper()
1655                         base: Box::new(e),  in trailer_helper()
1674                             receiver: Box::new(e),  in trailer_helper()
1687                     base: Box::new(e),  in trailer_helper()
1695                     expr: Box::new(e),  in trailer_helper()
1707                     expr: Box::new(e),  in trailer_helper()
1726                     func: Box::new(e),  in trailer_expr()
1758                             receiver: Box::new(e),  in trailer_expr()
1771                     base: Box::new(e),  in trailer_expr()
1779                     expr: Box::new(e),  in trailer_expr()
2021                 expr: Box::new(first),  in paren_or_tuple()
2079                 expr: Box::new(first),  in array_or_repeat()
2081                 len: Box::new(len),  in array_or_repeat()
2188             expr: Box::new(inner),  in expr_group()
2219             pat: Box::new(Pat::parse_multi_with_leading_vert(input)?),  in expr_let()
2221             expr: Box::new({  in expr_let()
2244                     cond: Box::new(cond),  in parse()
2256                     expr.else_branch = Some((else_token, Box::new(Expr::PLACEHOLDER)));  in parse()
2261                         Box::new(Expr::Block(ExprBlock {  in parse()
2315                 pat: Box::new(pat),  in parse()
2317                 expr: Box::new(expr),  in parse()
2362                 expr: Box::new(expr),  in parse()
2427             expr: Box::new(unary_expr(input, allow_struct)?),  in expr_unary()
2450                 expr: Box::new(unary_expr(input, allow_struct)?),  in parse()
2464                 expr: Box::new(unary_expr(input, allow_struct)?),  in parse()
2563             let output = ReturnType::Type(arrow_token, Box::new(ty));  in expr_closure()
2586             body: Box::new(body),  in expr_closure()
2611                 pat: Box::new(pat),  in closure_arg()
2657                 cond: Box::new(cond),  in parse()
2810                         Some(Box::new(content.parse()?))  in expr_struct_helper()
2890     ) -> Result<Option<Box<Expr>>> {  in parse_range_end()
3010                         Some((if_token, Box::new(guard)))  in parse()
3019                     Box::new(body)  in parse()
3069                 base: Box::new(base),  in multi_index()