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Print the error kind in error messages

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This commit is contained in:
Ulf Norell 2019-09-06 09:44:41 +02:00
parent 56b77f55fe
commit 9dac134477
4 changed files with 76 additions and 61 deletions
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30
src/aeso_compiler.erl
View File

@ -76,8 +76,7 @@ file(File, Options0) ->
{ok, Bin} -> from_string(Bin, [{src_file, File} | Options]);
{error, Error} ->
Msg = lists:flatten([File,": ",file:format_error(Error)]),
Pos = aeso_errors:pos(0, 0),
{error, [aeso_errors:new(file_error, Pos, Msg)]}
{error, [aeso_errors:new(file_error, Msg)]}
end.
add_include_path(File, Options) ->
@ -283,14 +282,14 @@ to_sophia_value(_, _, revert, Data, Options) ->
{ok, {app, [], {id, [], "abort"}, [{string, [], Err}]}};
{error, _} ->
Msg = "Could not interpret the revert message\n",
{error, [aeso_errors:new(data_error, aeso_errors:pos(0, 0), Msg)]}
{error, [aeso_errors:new(data_error, Msg)]}
end;
fate ->
try aeb_fate_encoding:deserialize(Data) of
Err -> {ok, {app, [], {id, [], "abort"}, [{string, [], Err}]}}
catch _:_ ->
Msg = "Could not deserialize the revert message\n",
{error, [aeso_errors:new(data_error, aeso_errors:pos(0, 0), Msg)]}
{error, [aeso_errors:new(data_error, Msg)]}
end
end;
to_sophia_value(ContractString, FunName, ok, Data, Options0) ->
@ -313,11 +312,11 @@ to_sophia_value(ContractString, FunName, ok, Data, Options0) ->
Type0Str = prettypr:format(aeso_pretty:type(Type0)),
Msg = io_lib:format("Cannot translate VM value ~p\n of type ~p\n to Sophia type ~s\n",
[Data, VmType, Type0Str]),
{error, [aeso_errors:new(type_error, aeso_errors:pos(0, 0), Msg)]}
{error, [aeso_errors:new(data_error, Msg)]}
end;
{error, _Err} ->
Msg = io_lib:format("Failed to decode binary as type ~p\n", [VmType]),
{error, [aeso_errors:new(code_error, aeso_errors:pos(0, 0), Msg)]}
{error, [aeso_errors:new(data_error, Msg)]}
end;
fate ->
try
@ -326,11 +325,11 @@ to_sophia_value(ContractString, FunName, ok, Data, Options0) ->
Type1 = prettypr:format(aeso_pretty:type(Type)),
Msg = io_lib:format("Cannot translate FATE value ~p\n of Sophia type ~s\n",
[aeb_fate_encoding:deserialize(Data), Type1]),
{error, [aeso_errors:new(type_error, aeso_errors:pos(0, 0), Msg)]};
{error, [aeso_errors:new(data_error, Msg)]};
_:_ ->
Type1 = prettypr:format(aeso_pretty:type(Type)),
Msg = io_lib:format("Failed to decode binary as type ~s\n", [Type1]),
{error, [aeso_errors:new(code_error, aeso_errors:pos(0, 0), Msg)]}
{error, [aeso_errors:new(data_error, Msg)]}
end
end
catch
@ -395,11 +394,11 @@ decode_calldata(ContractString, FunName, Calldata, Options0) ->
Type0Str = prettypr:format(aeso_pretty:type(Type0)),
Msg = io_lib:format("Cannot translate VM value ~p\n of type ~p\n to Sophia type ~s\n",
[VmValue, VmType, Type0Str]),
{error, [aeso_errors:new(type_error, aeso_errors:pos(0, 0), Msg)]}
{error, [aeso_errors:new(data_error, Msg)]}
end;
{error, _Err} ->
Msg = io_lib:format("Failed to decode calldata as type ~p\n", [VmType]),
{error, [aeso_errors:new(code_error, aeso_errors:pos(0, 0), Msg)]}
{error, [aeso_errors:new(data_error, Msg)]}
end;
fate ->
case aeb_fate_abi:decode_calldata(FunName, Calldata) of
@ -411,13 +410,13 @@ decode_calldata(ContractString, FunName, Calldata, Options0) ->
{ok, ArgTypes, AstArgs}
catch throw:cannot_translate_to_sophia ->
Type0Str = prettypr:format(aeso_pretty:type(Type0)),
Msg = io_lib:format("Cannot translate FATE value ~p\n of Sophia type ~s\n",
Msg = io_lib:format("Cannot translate FATE value ~p\n to Sophia type ~s\n",
[FateArgs, Type0Str]),
{error, [aeso_errors:new(type_error, aeso_errors:pos(0, 0), Msg)]}
{error, [aeso_errors:new(data_error, Msg)]}
end;
{error, _} ->
Msg = io_lib:format("Failed to decode calldata binary\n", []),
{error, [aeso_errors:new(code_error, aeso_errors:pos(0, 0), Msg)]}
{error, [aeso_errors:new(data_error, Msg)]}
end
end
catch
@ -433,8 +432,7 @@ get_arg_icode(Funs) ->
-dialyzer({nowarn_function, error_missing_call_function/0}).
error_missing_call_function() ->
Msg = "Internal error: missing '__call'-function",
Pos = aeso_errors:pos(0, 0),
aeso_errors:throw(aeso_errors:new(internal_error, Pos, Msg)).
aeso_errors:throw(aeso_errors:new(internal_error, Msg)).
get_call_type([{contract, _, _, Defs}]) ->
case [ {lists:last(QFunName), FunType}
@ -462,7 +460,7 @@ get_decode_type(FunName, [{contract, Ann, _, Defs}]) ->
_ ->
Msg = io_lib:format("Function '~s' is missing in contract\n", [FunName]),
Pos = aeso_code_errors:pos(Ann),
aeso_errors:throw(aeso_errors:new(code_error, Pos, Msg))
aeso_errors:throw(aeso_errors:new(data_error, Pos, Msg))
end
end;
get_decode_type(FunName, [_ | Contracts]) ->

20
src/aeso_errors.erl
View File

@ -30,6 +30,7 @@
-export([ err_msg/1
, msg/1
, new/2
, new/3
, new/4
, pos/2
@ -40,6 +41,9 @@
, type/1
]).
new(Type, Msg) ->
new(Type, pos(0, 0), Msg).
new(Type, Pos, Msg) ->
#err{ type = Type, pos = Pos, message = Msg }.
@ -72,15 +76,23 @@ str_pos(#pos{file = F, line = L, col = C}) ->
type(#err{ type = Type }) -> Type.
pp(#err{ pos = Pos } = Err) ->
lists:flatten(io_lib:format("~s~s", [pp_pos(Pos), msg(Err)])).
pp(#err{ type = Kind, pos = Pos } = Err) ->
lists:flatten(io_lib:format("~s~s:\n~s", [pp_kind(Kind), pp_pos(Pos), msg(Err)])).
pp_kind(type_error) -> "Type error";
pp_kind(parse_error) -> "Parse error";
pp_kind(code_error) -> "Code generation error";
pp_kind(file_error) -> "File error";
pp_kind(data_error) -> "Data error";
pp_kind(internal_error) -> "Internal error".
pp_pos(#pos{file = no_file, line = 0, col = 0}) ->
"";
pp_pos(#pos{file = no_file, line = L, col = C}) ->
io_lib:format("At line ~p, col ~p:\n", [L, C]);
io_lib:format(" at line ~p, col ~p", [L, C]);
pp_pos(#pos{file = F, line = L, col = C}) ->
io_lib:format("In '~s' at line ~p, col ~p:\n", [F, L, C]).
io_lib:format(" in '~s' at line ~p, col ~p", [F, L, C]).
to_json(#err{pos = Pos, type = Type, message = Msg, context = Cxt}) ->
Json = #{ pos => pos_to_json(Pos),
type => atom_to_binary(Type, utf8),

22
test/aeso_abi_tests.erl
View File

@ -77,21 +77,21 @@ to_sophia_value_neg_test() ->
" entrypoint x(y : int) : string = \"hello\"\n" ],
{error, [Err1]} = aeso_compiler:to_sophia_value(Code, "x", ok, encode(12)),
?assertEqual("Failed to decode binary as type string\n", aeso_errors:pp(Err1)),
?assertEqual("Data error:\nFailed to decode binary as type string\n", aeso_errors:pp(Err1)),
{error, [Err2]} = aeso_compiler:to_sophia_value(Code, "x", ok, encode(12), [{backend, fate}]),
?assertEqual("Failed to decode binary as type string\n", aeso_errors:pp(Err2)),
?assertEqual("Data error:\nFailed to decode binary as type string\n", aeso_errors:pp(Err2)),
{error, [Err3]} = aeso_compiler:to_sophia_value(Code, "x", revert, encode(12)),
?assertEqual("Could not interpret the revert message\n", aeso_errors:pp(Err3)),
?assertEqual("Data error:\nCould not interpret the revert message\n", aeso_errors:pp(Err3)),
{error, [Err4]} = aeso_compiler:to_sophia_value(Code, "x", revert, encode(12), [{backend, fate}]),
?assertEqual("Could not deserialize the revert message\n", aeso_errors:pp(Err4)),
?assertEqual("Data error:\nCould not deserialize the revert message\n", aeso_errors:pp(Err4)),
ok.
encode_calldata_neg_test() ->
Code = [ "contract Foo =\n"
" entrypoint x(y : int) : string = \"hello\"\n" ],
ExpErr1 = "At line 5, col 34:\nCannot unify int\n and bool\n"
ExpErr1 = "Type error at line 5, col 34:\nCannot unify int\n and bool\n"
"when checking the application at line 5, column 34 of\n"
" x : (int) => string\nto arguments\n true : bool\n",
{error, [Err1]} = aeso_compiler:create_calldata(Code, "x", ["true"]),
@ -111,16 +111,16 @@ decode_calldata_neg_test() ->
{ok, CallDataFATE} = aeso_compiler:create_calldata(Code1, "x", ["42"], [{backend, fate}]),
{error, [Err1]} = aeso_compiler:decode_calldata(Code2, "x", CallDataAEVM),
?assertEqual("Failed to decode calldata as type {tuple,[string]}\n", aeso_errors:pp(Err1)),
?assertEqual("Data error:\nFailed to decode calldata as type {tuple,[string]}\n", aeso_errors:pp(Err1)),
{error, [Err2]} = aeso_compiler:decode_calldata(Code2, "x", <<1,2,3>>, [{backend, fate}]),
?assertEqual("Failed to decode calldata binary\n", aeso_errors:pp(Err2)),
?assertEqual("Data error:\nFailed to decode calldata binary\n", aeso_errors:pp(Err2)),
{error, [Err3]} = aeso_compiler:decode_calldata(Code2, "x", CallDataFATE, [{backend, fate}]),
?assertEqual("Cannot translate FATE value \"*\"\n of Sophia type (string)\n", aeso_errors:pp(Err3)),
?assertEqual("Data error:\nCannot translate FATE value \"*\"\n to Sophia type (string)\n", aeso_errors:pp(Err3)),
{error, [Err4]} = aeso_compiler:decode_calldata(Code2, "y", CallDataAEVM),
?assertEqual("At line 1, col 1:\nFunction 'y' is missing in contract\n", aeso_errors:pp(Err4)),
?assertEqual("Data error at line 1, col 1:\nFunction 'y' is missing in contract\n", aeso_errors:pp(Err4)),
{error, [Err5]} = aeso_compiler:decode_calldata(Code2, "y", CallDataFATE, [{backend, fate}]),
?assertEqual("At line 1, col 1:\nFunction 'y' is missing in contract\n", aeso_errors:pp(Err5)),
?assertEqual("Data error at line 1, col 1:\nFunction 'y' is missing in contract\n", aeso_errors:pp(Err5)),
ok.
@ -215,7 +215,7 @@ permissive_literals_fail_test() ->
" Chain.spend(o, 1000000)\n",
{error, [Err]} =
aeso_compiler:check_call(Contract, "haxx", ["#123"], []),
?assertMatch("At line 3, col 5:\nCannot unify" ++ _, aeso_errors:pp(Err)),
?assertMatch("Type error at line 3, col 5:\nCannot unify" ++ _, aeso_errors:pp(Err)),
?assertEqual(type_error, aeso_errors:type(Err)),
ok.

65
test/aeso_compiler_tests.erl
View File

@ -35,7 +35,7 @@ simple_compile_test_() ->
[ {"Test file not found error",
fun() ->
{error, Errors} = aeso_compiler:file("does_not_exist.aes"),
ExpErr = <<"does_not_exist.aes: no such file or directory">>,
ExpErr = <<"File error:\ndoes_not_exist.aes: no such file or directory">>,
check_errors([ExpErr], Errors)
end} ] ++
[ {"Testing error messages of " ++ ContractName,
@ -159,26 +159,31 @@ not_yet_compilable(aevm) -> [].
%% Contracts that should produce type errors
-define(Pos(File, Line, Col), "In '", (list_to_binary(File))/binary, ".aes' at line " ??Line ", col " ??Col ":\n").
-define(Pos(Line, Col), ?Pos(__File, Line, Col)).
-define(Pos(Kind, File, Line, Col), (list_to_binary(Kind))/binary, " error in '",
(list_to_binary(File))/binary, ".aes' at line " ??Line ", col " ??Col ":\n").
-define(Pos(Line, Col), ?Pos(__Kind, __File, Line, Col)).
-define(TEST(Name, Errs),
-define(ERROR(Kind, Name, Errs),
(fun() ->
__Kind = Kind,
__File = ??Name,
{__File, Errs}
end)()).
-define(TYPE_ERROR(Name, Errs), ?ERROR("Type", Name, Errs)).
-define(PARSE_ERROR(Name, Errs), ?ERROR("Parse", Name, Errs)).
failing_contracts() ->
%% Parse errors
[ ?TEST(field_parse_error,
[ ?PARSE_ERROR(field_parse_error,
[<<?Pos(5, 26)
"Cannot use nested fields or keys in record construction: p.x">>])
, ?TEST(vsemi, [<<?Pos(3, 3) "Unexpected indentation. Did you forget a '}'?">>])
, ?TEST(vclose, [<<?Pos(4, 3) "Unexpected indentation. Did you forget a ']'?">>])
, ?TEST(indent_fail, [<<?Pos(3, 2) "Unexpected token 'entrypoint'.">>])
, ?PARSE_ERROR(vsemi, [<<?Pos(3, 3) "Unexpected indentation. Did you forget a '}'?">>])
, ?PARSE_ERROR(vclose, [<<?Pos(4, 3) "Unexpected indentation. Did you forget a ']'?">>])
, ?PARSE_ERROR(indent_fail, [<<?Pos(3, 2) "Unexpected token 'entrypoint'.">>])
%% Type errors
, ?TEST(name_clash,
, ?TYPE_ERROR(name_clash,
[<<?Pos(14, 3)
"Duplicate definitions of abort at\n"
" - (builtin location)\n"
@ -207,7 +212,7 @@ failing_contracts() ->
"Duplicate definitions of state at\n"
" - (builtin location)\n"
" - line 17, column 3">>])
, ?TEST(type_errors,
, ?TYPE_ERROR(type_errors,
[<<?Pos(17, 23)
"Unbound variable zz at line 17, column 23">>,
<<?Pos(26, 9)
@ -296,37 +301,37 @@ failing_contracts() ->
"Let binding at line 54, column 5 must be followed by an expression">>,
<<?Pos(58, 5)
"Let binding at line 58, column 5 must be followed by an expression">>])
, ?TEST(init_type_error,
, ?TYPE_ERROR(init_type_error,
[<<?Pos(7, 3)
"Cannot unify string\n"
" and map(int, int)\n"
"when checking that 'init' returns a value of type 'state' at line 7, column 3">>])
, ?TEST(missing_state_type,
, ?TYPE_ERROR(missing_state_type,
[<<?Pos(5, 3)
"Cannot unify string\n"
" and unit\n"
"when checking that 'init' returns a value of type 'state' at line 5, column 3">>])
, ?TEST(missing_fields_in_record_expression,
, ?TYPE_ERROR(missing_fields_in_record_expression,
[<<?Pos(7, 42)
"The field x is missing when constructing an element of type r('a) (at line 7, column 42)">>,
<<?Pos(8, 42)
"The field y is missing when constructing an element of type r(int) (at line 8, column 42)">>,
<<?Pos(6, 42)
"The fields y, z are missing when constructing an element of type r('a) (at line 6, column 42)">>])
, ?TEST(namespace_clash,
, ?TYPE_ERROR(namespace_clash,
[<<?Pos(4, 10)
"The contract Call (at line 4, column 10) has the same name as a namespace at (builtin location)">>])
, ?TEST(bad_events,
, ?TYPE_ERROR(bad_events,
[<<?Pos(9, 25)
"The indexed type string (at line 9, column 25) is not a word type">>,
<<?Pos(10, 25)
"The indexed type alias_string (at line 10, column 25) equals string which is not a word type">>])
, ?TEST(bad_events2,
, ?TYPE_ERROR(bad_events2,
[<<?Pos(9, 7)
"The event constructor BadEvent1 (at line 9, column 7) has too many non-indexed values (max 1)">>,
<<?Pos(10, 7)
"The event constructor BadEvent2 (at line 10, column 7) has too many indexed values (max 3)">>])
, ?TEST(type_clash,
, ?TYPE_ERROR(type_clash,
[<<?Pos(12, 42)
"Cannot unify int\n"
" and string\n"
@ -334,12 +339,12 @@ failing_contracts() ->
" r.foo : (gas : int, value : int) => Remote.themap\n"
"against the expected type\n"
" (gas : int, value : int) => map(string, int)">>])
, ?TEST(bad_include_and_ns,
, ?TYPE_ERROR(bad_include_and_ns,
[<<?Pos(2, 11)
"Include of 'included.aes' at line 2, column 11\nnot allowed, include only allowed at top level.">>,
<<?Pos(3, 13)
"Nested namespace not allowed\nNamespace 'Foo' at line 3, column 13 not defined at top level.">>])
, ?TEST(bad_address_literals,
, ?TYPE_ERROR(bad_address_literals,
[<<?Pos(32, 5)
"The type bytes(32) is not a contract type\n"
"when checking that the contract literal at line 32, column 5\n"
@ -427,7 +432,7 @@ failing_contracts() ->
" ak_2gx9MEFxKvY9vMG5YnqnXWv1hCsX7rgnfvBLJS4aQurustR1rt : address\n"
"against the expected type\n"
" bytes(32)">>])
, ?TEST(stateful,
, ?TYPE_ERROR(stateful,
[<<?Pos(13, 35)
"Cannot reference stateful function Chain.spend (at line 13, column 35)\nin the definition of non-stateful function fail1.">>,
<<?Pos(14, 35)
@ -444,7 +449,7 @@ failing_contracts() ->
"Cannot pass non-zero value argument 1000 (at line 49, column 56)\nin the definition of non-stateful function fail7.">>,
<<?Pos(52, 17)
"Cannot pass non-zero value argument 1000 (at line 52, column 17)\nin the definition of non-stateful function fail8.">>])
, ?TEST(bad_init_state_access,
, ?TYPE_ERROR(bad_init_state_access,
[<<?Pos(11, 5)
"The init function should return the initial state as its result and cannot write the state,\n"
"but it calls\n"
@ -460,7 +465,7 @@ failing_contracts() ->
"The init function should return the initial state as its result and cannot read the state,\n"
"but it calls\n"
" - state (at line 13, column 13)">>])
, ?TEST(modifier_checks,
, ?TYPE_ERROR(modifier_checks,
[<<?Pos(11, 3)
"The function all_the_things (at line 11, column 3) cannot be both public and private.">>,
<<?Pos(3, 3)
@ -475,19 +480,19 @@ failing_contracts() ->
"Use 'entrypoint' instead of 'function' for public function foo (at line 10, column 3):\n entrypoint foo() = ()">>,
<<?Pos(6, 3)
"Use 'entrypoint' instead of 'function' for public function foo (at line 6, column 3):\n entrypoint foo : () => unit">>])
, ?TEST(list_comp_not_a_list,
, ?TYPE_ERROR(list_comp_not_a_list,
[<<?Pos(2, 36)
"Cannot unify int\n and list('a)\nwhen checking rvalue of list comprehension binding at line 2, column 36\n 1 : int\nagainst type \n list('a)">>
])
, ?TEST(list_comp_if_not_bool,
, ?TYPE_ERROR(list_comp_if_not_bool,
[<<?Pos(2, 44)
"Cannot unify int\n and bool\nwhen checking the type of the expression at line 2, column 44\n 3 : int\nagainst the expected type\n bool">>
])
, ?TEST(list_comp_bad_shadow,
, ?TYPE_ERROR(list_comp_bad_shadow,
[<<?Pos(2, 53)
"Cannot unify int\n and string\nwhen checking the type of the pattern at line 2, column 53\n x : int\nagainst the expected type\n string">>
])
, ?TEST(map_as_map_key,
, ?TYPE_ERROR(map_as_map_key,
[<<?Pos(5, 25)
"Invalid key type\n"
" map(int, int)\n"
@ -496,20 +501,20 @@ failing_contracts() ->
"Invalid key type\n"
" lm\n"
"Map keys cannot contain other maps.">>])
, ?TEST(calling_init_function,
, ?TYPE_ERROR(calling_init_function,
[<<?Pos(7, 28)
"The 'init' function is called exclusively by the create contract transaction\n"
"and cannot be called from the contract code.">>])
, ?TEST(bad_top_level_decl,
, ?TYPE_ERROR(bad_top_level_decl,
[<<?Pos(1, 1) "The definition of 'square' must appear inside a contract or namespace.">>])
, ?TEST(missing_event_type,
, ?TYPE_ERROR(missing_event_type,
[<<?Pos(3, 5)
"Unbound variable Chain.event at line 3, column 5\n"
"Did you forget to define the event type?">>])
].
-define(Path(File), "code_errors/" ??File).
-define(Msg(File, Line, Col, Err), <<?Pos(?Path(File), Line, Col) Err>>).
-define(Msg(File, Line, Col, Err), <<?Pos("Code generation", ?Path(File), Line, Col) Err>>).
-define(SAME(File, Line, Col, Err), {?Path(File), ?Msg(File, Line, Col, Err)}).
-define(AEVM(File, Line, Col, Err), {?Path(File), [{aevm, ?Msg(File, Line, Col, Err)}]}).