diff options
| -rw-r--r-- | perl_checker.src/parser_helper.ml | 5 | ||||
| -rw-r--r-- | perl_checker.src/test/suggest_better.t | 2 |
2 files changed, 7 insertions, 0 deletions
diff --git a/perl_checker.src/parser_helper.ml b/perl_checker.src/parser_helper.ml index 67b454f..39a4590 100644 --- a/perl_checker.src/parser_helper.ml +++ b/perl_checker.src/parser_helper.ml @@ -1287,6 +1287,11 @@ let symops pri para_context return_context op_str left op right = | Deref(I_array, _), List [] -> true (* allow @l == () and @l != () *) | _ -> false) in + if op_str <> "==" && op_str <> "!=" && para_context = M_float then + (match un_parenthesize_full left.any.expr with + | Call_op("last_array_index", _, _) -> warn_rule "change your expression to use @xxx instead of $#xxx" + | _ -> ()); + if not skip_context_check then (mcontext_check para_context left ; mcontext_check para_context right) ; to_Call_op_ return_context pri op_str [prio_lo pri left; prio_lo_after pri right] left right diff --git a/perl_checker.src/test/suggest_better.t b/perl_checker.src/test/suggest_better.t index ef3df66..9fc4f1c 100644 --- a/perl_checker.src/test/suggest_better.t +++ b/perl_checker.src/test/suggest_better.t @@ -60,6 +60,8 @@ $l[$#l] you can replace $#l with -1 $#l == 0 $#x == 0 is better written @x == 1 +$#l < 0 change your expression to use @xxx instead of $#xxx + $l[@l] = 1 "$a[@a] = ..." is better written "push @a, ..." xxx(@_) replace xxx(@_) with &xxx |