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-rw-r--r--perl_checker.src/parser_helper.ml4
1 files changed, 4 insertions, 0 deletions
diff --git a/perl_checker.src/parser_helper.ml b/perl_checker.src/parser_helper.ml
index e19dfe1..372f8a3 100644
--- a/perl_checker.src/parser_helper.ml
+++ b/perl_checker.src/parser_helper.ml
@@ -763,6 +763,10 @@ let call_func is_a_func (e, para) =
| "map" | "grep" ->
(match para with
+
+ | Anonymous_sub(None, Block [ List [ Call(Deref(I_func, Ident(None, "if_", _)),
+ [ List [ _ ; Deref(I_scalar, Ident(None, "_", _)) ] ]) ] ], _) :: _ ->
+ warn_rule "you can replace \"map { if_(..., $_) }\" with \"grep { ... }\""
| Anonymous_sub _ :: _ -> ()
| _ -> warn_rule (sprintf "always use \"%s\" with a block (eg: %s { ... } @list)" f f));
None