diff options
Diffstat (limited to 'lib/stdlib/src/lib.erl')
| -rw-r--r-- | lib/stdlib/src/lib.erl | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/lib/stdlib/src/lib.erl b/lib/stdlib/src/lib.erl index 5146c13361..4df8d8416f 100644 --- a/lib/stdlib/src/lib.erl +++ b/lib/stdlib/src/lib.erl @@ -19,8 +19,6 @@ %% -module(lib). --export([eval_str/1]). - -export([extended_parse_exprs/1, extended_parse_term/1, subst_values_for_vars/2]). @@ -28,50 +26,6 @@ format_stacktrace/4, format_stacktrace/5, format_call/4, format_call/5, format_fun/1, format_fun/2]). -%% eval_str(InStr) -> {ok, OutStr} | {error, ErrStr'} -%% InStr must represent a body -%% Note: If InStr is a binary it has to be a Latin-1 string. -%% If you have a UTF-8 encoded binary you have to call -%% unicode:characters_to_list/1 before the call to eval_str(). - --define(result(F,D), lists:flatten(io_lib:format(F, D))). - --spec eval_str(string() | unicode:latin1_binary()) -> - {'ok', string()} | {'error', string()}. - -eval_str(Str) when is_list(Str) -> - case erl_scan:tokens([], Str, 0) of - {more, _} -> - {error, "Incomplete form (missing .<cr>)??"}; - {done, {ok, Toks, _}, Rest} -> - case all_white(Rest) of - true -> - case erl_parse:parse_exprs(Toks) of - {ok, Exprs} -> - case catch erl_eval:exprs(Exprs, erl_eval:new_bindings()) of - {value, Val, _} -> - {ok, Val}; - Other -> - {error, ?result("*** eval: ~p", [Other])} - end; - {error, {_Line, Mod, Args}} -> - Msg = ?result("*** ~ts",[Mod:format_error(Args)]), - {error, Msg} - end; - false -> - {error, ?result("Non-white space found after " - "end-of-form :~ts", [Rest])} - end - end; -eval_str(Bin) when is_binary(Bin) -> - eval_str(binary_to_list(Bin)). - -all_white([$\s|T]) -> all_white(T); -all_white([$\n|T]) -> all_white(T); -all_white([$\t|T]) -> all_white(T); -all_white([]) -> true; -all_white(_) -> false. - %% `Tokens' is assumed to have been scanned with the 'text' option. %% The annotations of the returned expressions are locations. %% |