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Diffstat (limited to 'src')
-rw-r--r-- | src/rlx_util.erl | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/rlx_util.erl b/src/rlx_util.erl index 2251b4f..8a54ae6 100644 --- a/src/rlx_util.erl +++ b/src/rlx_util.erl @@ -133,7 +133,12 @@ is_error(_) -> optional_to_string(undefined) -> ""; optional_to_string(Value) when is_list(Value) -> - Value. + case io_lib:printable_list(Value) of + true -> + Value; + false -> + "" + end. %% @doc expand wildcards and names in the given paths -spec wildcard_paths([file:filename_all()]) -> [string()]. |