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Diffstat (limited to 'perl_checker.src/parser_helper.ml')
| -rw-r--r-- | perl_checker.src/parser_helper.ml | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/perl_checker.src/parser_helper.ml b/perl_checker.src/parser_helper.ml index 6075c93..a673f6d 100644 --- a/perl_checker.src/parser_helper.ml +++ b/perl_checker.src/parser_helper.ml @@ -697,6 +697,9 @@ let cook_call_op op para pos = | "or", e :: _ when is_always_false (un_parenthesize_full e) -> warn_rule "<constant> or ... is the same as ..." | "and", e :: _ when is_always_true (un_parenthesize_full e) -> warn_rule "<constant> and ... is the same as ..." + | "or", [ List [ Deref(I_scalar, id) ]; List [ Call_op("=", [ Deref(I_scalar, id_); _], _) ] ] when is_same_fromparser id id_ -> + warn_rule "\"$foo or $foo = ...\" can be written \"$foo ||= ...\"" + | _ -> ()); match op, para with |