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authorRichard Carlsson <[email protected]>2018-04-17 15:03:49 +0200
committerRichard Carlsson <[email protected]>2018-05-04 10:22:36 +0200
commit5684a2c7715c4cf0524a2be91ddeaf47281634bb (patch)
treec098cd86fc6f69d0df39e3f75fa77a5e52ad489a /lib/dialyzer/test
parent831259a3dfe8e4def7257df148516ed9f14f8cf8 (diff)
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Move lib:eval_str/1 into mod_esi.erl
Diffstat (limited to 'lib/dialyzer/test')
-rw-r--r--lib/dialyzer/test/r9c_SUITE_data/src/inets/mod_esi.erl46
1 files changed, 45 insertions, 1 deletions
diff --git a/lib/dialyzer/test/r9c_SUITE_data/src/inets/mod_esi.erl b/lib/dialyzer/test/r9c_SUITE_data/src/inets/mod_esi.erl
index a48f73274b..d9d27bf8d3 100644
--- a/lib/dialyzer/test/r9c_SUITE_data/src/inets/mod_esi.erl
+++ b/lib/dialyzer/test/r9c_SUITE_data/src/inets/mod_esi.erl
@@ -285,7 +285,7 @@ eval(Info,"GET",CGIBody,Modules) ->
"~n Modules: ~p",[Modules]),
case auth(CGIBody,Modules) of
true ->
- case lib:eval_str(string:concat(CGIBody,". ")) of
+ case eval_str(string:concat(CGIBody,". ")) of
{error,Reason} ->
?vlog("eval -> error:"
"~n Reason: ~p",[Reason]),
@@ -318,6 +318,50 @@ auth(CGIBody,Modules) ->
false
end.
+%% 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.
+
%%----------------------------------------------------------------------
%%Creates the environment list that will be the first arg to the
%%Functions that is called through the ErlScript Schema