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-rw-r--r--lib/dialyzer/src/dialyzer.erl176
1 files changed, 85 insertions, 91 deletions
diff --git a/lib/dialyzer/src/dialyzer.erl b/lib/dialyzer/src/dialyzer.erl
index d25ffd02a2..c319acb2fb 100644
--- a/lib/dialyzer/src/dialyzer.erl
+++ b/lib/dialyzer/src/dialyzer.erl
@@ -1,8 +1,4 @@
%% -*- erlang-indent-level: 2 -*-
-%%-----------------------------------------------------------------------
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2006-2016. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
@@ -15,9 +11,6 @@
%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
%% See the License for the specific language governing permissions and
%% limitations under the License.
-%%
-%% %CopyrightEnd%
-%%
%%%-------------------------------------------------------------------
%%% File : dialyzer.erl
@@ -118,13 +111,13 @@ get_plt_info([PLT|PLTs]) ->
String =
case dialyzer_plt:included_files(PLT) of
{ok, Files} ->
- io_lib:format("The PLT ~s includes the following files:\n~p\n\n",
+ io_lib:format("The PLT ~ts includes the following files:\n~tp\n\n",
[PLT, Files]);
{error, read_error} ->
- Msg = io_lib:format("Could not read the PLT file ~p\n\n", [PLT]),
+ Msg = io_lib:format("Could not read the PLT file ~tp\n\n", [PLT]),
throw({dialyzer_error, Msg});
{error, no_such_file} ->
- Msg = io_lib:format("The PLT file ~p does not exist\n\n", [PLT]),
+ Msg = io_lib:format("The PLT file ~tp does not exist\n\n", [PLT]),
throw({dialyzer_error, Msg})
end,
String ++ get_plt_info(PLTs);
@@ -133,16 +126,16 @@ get_plt_info([]) -> "".
do_print_plt_info(PLTInfo, OutputFile) ->
case OutputFile =:= none of
true ->
- io:format("~s", [PLTInfo]),
+ io:format("~ts", [PLTInfo]),
?RET_NOTHING_SUSPICIOUS;
false ->
case file:open(OutputFile, [write]) of
{ok, FileDesc} ->
- io:format(FileDesc, "~s", [PLTInfo]),
+ io:format(FileDesc, "~ts", [PLTInfo]),
ok = file:close(FileDesc),
?RET_NOTHING_SUSPICIOUS;
{error, Reason} ->
- Msg1 = io_lib:format("Could not open output file ~p, Reason: ~p\n",
+ Msg1 = io_lib:format("Could not open output file ~tp, Reason: ~p\n",
[OutputFile, Reason]),
throw({dialyzer_error, Msg1})
end
@@ -271,7 +264,7 @@ cl_halt({ok, R = ?RET_DISCREPANCIES}, #options{output_file = Output}) ->
halt(R);
cl_halt({error, Msg1}, #options{output_file = Output}) ->
%% Msg2 = "dialyzer: Internal problems were encountered in the analysis",
- io:format("\ndialyzer: ~s\n", [Msg1]),
+ io:format("\ndialyzer: ~ts\n", [Msg1]),
cl_check_log(Output),
halt(?RET_INTERNAL_ERROR).
@@ -280,7 +273,7 @@ cl_halt({error, Msg1}, #options{output_file = Output}) ->
cl_check_log(none) ->
ok;
cl_check_log(Output) ->
- io:format(" Check output file `~s' for details\n", [Output]).
+ io:format(" Check output file `~ts' for details\n", [Output]).
-spec format_warning(raw_warning() | dial_warning()) -> string().
@@ -298,7 +291,7 @@ format_warning({_Tag, {File, Line}, Msg}, FOpt) when is_list(File),
basename -> filename:basename(File)
end,
String = lists:flatten(message_to_string(Msg)),
- lists:flatten(io_lib:format("~s:~w: ~s", [F, Line, String])).
+ lists:flatten(io_lib:format("~ts:~w: ~ts", [F, Line, String])).
%%-----------------------------------------------------------------------------
@@ -309,54 +302,55 @@ format_warning({_Tag, {File, Line}, Msg}, FOpt) when is_list(File),
%%----- Warnings for general discrepancies ----------------
message_to_string({apply, [Args, ArgNs, FailReason,
SigArgs, SigRet, Contract]}) ->
- io_lib:format("Fun application with arguments ~s ", [Args]) ++
+ io_lib:format("Fun application with arguments ~ts ", [Args]) ++
call_or_apply_to_string(ArgNs, FailReason, SigArgs, SigRet, Contract);
message_to_string({app_call, [M, F, Args, Culprit, ExpectedType, FoundType]}) ->
- io_lib:format("The call ~s:~s~s requires that ~s is of type ~s not ~s\n",
+ io_lib:format("The call ~s:~ts~ts requires that ~ts is of type ~ts not ~ts\n",
[M, F, Args, Culprit, ExpectedType, FoundType]);
message_to_string({bin_construction, [Culprit, Size, Seg, Type]}) ->
io_lib:format("Binary construction will fail since the ~s field ~s in"
" segment ~s has type ~s\n", [Culprit, Size, Seg, Type]);
message_to_string({call, [M, F, Args, ArgNs, FailReason,
SigArgs, SigRet, Contract]}) ->
- io_lib:format("The call ~w:~w~s ", [M, F, Args]) ++
+ io_lib:format("The call ~w:~tw~ts ", [M, F, Args]) ++
call_or_apply_to_string(ArgNs, FailReason, SigArgs, SigRet, Contract);
message_to_string({call_to_missing, [M, F, A]}) ->
- io_lib:format("Call to missing or unexported function ~w:~w/~w\n", [M, F, A]);
+ io_lib:format("Call to missing or unexported function ~w:~tw/~w\n",
+ [M, F, A]);
message_to_string({exact_eq, [Type1, Op, Type2]}) ->
- io_lib:format("The test ~s ~s ~s can never evaluate to 'true'\n",
+ io_lib:format("The test ~ts ~s ~ts can never evaluate to 'true'\n",
[Type1, Op, Type2]);
message_to_string({fun_app_args, [Args, Type]}) ->
- io_lib:format("Fun application with arguments ~s will fail"
- " since the function has type ~s\n", [Args, Type]);
+ io_lib:format("Fun application with arguments ~ts will fail"
+ " since the function has type ~ts\n", [Args, Type]);
message_to_string({fun_app_no_fun, [Op, Type, Arity]}) ->
- io_lib:format("Fun application will fail since ~s :: ~s"
+ io_lib:format("Fun application will fail since ~ts :: ~ts"
" is not a function of arity ~w\n", [Op, Type, Arity]);
message_to_string({guard_fail, []}) ->
"Clause guard cannot succeed.\n";
message_to_string({guard_fail, [Arg1, Infix, Arg2]}) ->
- io_lib:format("Guard test ~s ~s ~s can never succeed\n", [Arg1, Infix, Arg2]);
+ io_lib:format("Guard test ~ts ~s ~ts can never succeed\n", [Arg1, Infix, Arg2]);
message_to_string({map_update, [Type, Key]}) ->
- io_lib:format("A key of type ~s cannot exist "
- "in a map of type ~s\n", [Key, Type]);
+ io_lib:format("A key of type ~ts cannot exist "
+ "in a map of type ~ts\n", [Key, Type]);
message_to_string({neg_guard_fail, [Arg1, Infix, Arg2]}) ->
- io_lib:format("Guard test not(~s ~s ~s) can never succeed\n",
+ io_lib:format("Guard test not(~ts ~s ~ts) can never succeed\n",
[Arg1, Infix, Arg2]);
message_to_string({guard_fail, [Guard, Args]}) ->
- io_lib:format("Guard test ~w~s can never succeed\n", [Guard, Args]);
+ io_lib:format("Guard test ~w~ts can never succeed\n", [Guard, Args]);
message_to_string({neg_guard_fail, [Guard, Args]}) ->
- io_lib:format("Guard test not(~w~s) can never succeed\n", [Guard, Args]);
+ io_lib:format("Guard test not(~w~ts) can never succeed\n", [Guard, Args]);
message_to_string({guard_fail_pat, [Pat, Type]}) ->
- io_lib:format("Clause guard cannot succeed. The ~s was matched"
- " against the type ~s\n", [Pat, Type]);
+ io_lib:format("Clause guard cannot succeed. The ~ts was matched"
+ " against the type ~ts\n", [Pat, Type]);
message_to_string({improper_list_constr, [TlType]}) ->
io_lib:format("Cons will produce an improper list"
- " since its 2nd argument is ~s\n", [TlType]);
+ " since its 2nd argument is ~ts\n", [TlType]);
message_to_string({no_return, [Type|Name]}) ->
NameString =
case Name of
[] -> "The created fun ";
- [F, A] -> io_lib:format("Function ~w/~w ", [F, A])
+ [F, A] -> io_lib:format("Function ~tw/~w ", [F, A])
end,
case Type of
no_match -> NameString ++ "has no clauses that will ever match\n";
@@ -365,129 +359,129 @@ message_to_string({no_return, [Type|Name]}) ->
both -> NameString ++ "has no local return\n"
end;
message_to_string({record_constr, [RecConstr, FieldDiffs]}) ->
- io_lib:format("Record construction ~s violates the"
- " declared type of field ~s\n", [RecConstr, FieldDiffs]);
+ io_lib:format("Record construction ~ts violates the"
+ " declared type of field ~ts\n", [RecConstr, FieldDiffs]);
message_to_string({record_constr, [Name, Field, Type]}) ->
- io_lib:format("Record construction violates the declared type for #~w{}"
- " since ~s cannot be of type ~s\n", [Name, Field, Type]);
+ io_lib:format("Record construction violates the declared type for #~tw{}"
+ " since ~ts cannot be of type ~ts\n", [Name, Field, Type]);
message_to_string({record_matching, [String, Name]}) ->
- io_lib:format("The ~s violates the"
- " declared type for #~w{}\n", [String, Name]);
+ io_lib:format("The ~ts violates the"
+ " declared type for #~tw{}\n", [String, Name]);
message_to_string({record_match, [Pat, Type]}) ->
- io_lib:format("Matching of ~s tagged with a record name violates the declared"
- " type of ~s\n", [Pat, Type]);
+ io_lib:format("Matching of ~ts tagged with a record name violates"
+ " the declared type of ~ts\n", [Pat, Type]);
message_to_string({pattern_match, [Pat, Type]}) ->
- io_lib:format("The ~s can never match the type ~s\n", [Pat, Type]);
+ io_lib:format("The ~ts can never match the type ~ts\n", [Pat, Type]);
message_to_string({pattern_match_cov, [Pat, Type]}) ->
- io_lib:format("The ~s can never match since previous"
- " clauses completely covered the type ~s\n",
+ io_lib:format("The ~ts can never match since previous"
+ " clauses completely covered the type ~ts\n",
[Pat, Type]);
message_to_string({unmatched_return, [Type]}) ->
- io_lib:format("Expression produces a value of type ~s,"
+ io_lib:format("Expression produces a value of type ~ts,"
" but this value is unmatched\n", [Type]);
message_to_string({unused_fun, [F, A]}) ->
- io_lib:format("Function ~w/~w will never be called\n", [F, A]);
+ io_lib:format("Function ~tw/~w will never be called\n", [F, A]);
%%----- Warnings for specs and contracts -------------------
message_to_string({contract_diff, [M, F, _A, Contract, Sig]}) ->
- io_lib:format("Type specification ~w:~w~s"
- " is not equal to the success typing: ~w:~w~s\n",
+ io_lib:format("Type specification ~w:~tw~ts"
+ " is not equal to the success typing: ~w:~tw~ts\n",
[M, F, Contract, M, F, Sig]);
message_to_string({contract_subtype, [M, F, _A, Contract, Sig]}) ->
- io_lib:format("Type specification ~w:~w~s"
- " is a subtype of the success typing: ~w:~w~s\n",
+ io_lib:format("Type specification ~w:~tw~ts"
+ " is a subtype of the success typing: ~w:~tw~ts\n",
[M, F, Contract, M, F, Sig]);
message_to_string({contract_supertype, [M, F, _A, Contract, Sig]}) ->
- io_lib:format("Type specification ~w:~w~s"
- " is a supertype of the success typing: ~w:~w~s\n",
+ io_lib:format("Type specification ~w:~tw~ts"
+ " is a supertype of the success typing: ~w:~tw~ts\n",
[M, F, Contract, M, F, Sig]);
message_to_string({contract_range, [Contract, M, F, ArgStrings, Line, CRet]}) ->
- io_lib:format("The contract ~w:~w~s cannot be right because the inferred"
- " return for ~w~s on line ~w is ~s\n",
+ io_lib:format("The contract ~w:~tw~ts cannot be right because the inferred"
+ " return for ~tw~ts on line ~w is ~ts\n",
[M, F, Contract, F, ArgStrings, Line, CRet]);
message_to_string({invalid_contract, [M, F, A, Sig]}) ->
- io_lib:format("Invalid type specification for function ~w:~w/~w."
- " The success typing is ~s\n", [M, F, A, Sig]);
+ io_lib:format("Invalid type specification for function ~w:~tw/~w."
+ " The success typing is ~ts\n", [M, F, A, Sig]);
message_to_string({contract_with_opaque, [M, F, A, OpaqueType, SigType]}) ->
- io_lib:format("The specification for ~w:~w/~w"
- " has an opaque subtype ~s which is violated by the"
- " success typing ~s\n", [M, F, A, OpaqueType, SigType]);
+ io_lib:format("The specification for ~w:~tw/~w"
+ " has an opaque subtype ~ts which is violated by the"
+ " success typing ~ts\n", [M, F, A, OpaqueType, SigType]);
message_to_string({extra_range, [M, F, A, ExtraRanges, SigRange]}) ->
- io_lib:format("The specification for ~w:~w/~w states that the function"
- " might also return ~s but the inferred return is ~s\n",
+ io_lib:format("The specification for ~w:~tw/~w states that the function"
+ " might also return ~ts but the inferred return is ~ts\n",
[M, F, A, ExtraRanges, SigRange]);
message_to_string({overlapping_contract, [M, F, A]}) ->
- io_lib:format("Overloaded contract for ~w:~w/~w has overlapping domains;"
+ io_lib:format("Overloaded contract for ~w:~tw/~w has overlapping domains;"
" such contracts are currently unsupported and are simply ignored\n",
[M, F, A]);
message_to_string({spec_missing_fun, [M, F, A]}) ->
- io_lib:format("Contract for function that does not exist: ~w:~w/~w\n",
+ io_lib:format("Contract for function that does not exist: ~w:~tw/~w\n",
[M, F, A]);
%%----- Warnings for opaque type violations -------------------
message_to_string({call_with_opaque, [M, F, Args, ArgNs, ExpArgs]}) ->
- io_lib:format("The call ~w:~w~s contains ~s when ~s\n",
+ io_lib:format("The call ~w:~tw~ts contains ~ts when ~ts\n",
[M, F, Args, form_positions(ArgNs), form_expected(ExpArgs)]);
message_to_string({call_without_opaque, [M, F, Args, ExpectedTriples]}) ->
- io_lib:format("The call ~w:~w~s does not have ~s\n",
+ io_lib:format("The call ~w:~tw~ts does not have ~ts\n",
[M, F, Args, form_expected_without_opaque(ExpectedTriples)]);
message_to_string({opaque_eq, [Type, _Op, OpaqueType]}) ->
- io_lib:format("Attempt to test for equality between a term of type ~s"
- " and a term of opaque type ~s\n", [Type, OpaqueType]);
+ io_lib:format("Attempt to test for equality between a term of type ~ts"
+ " and a term of opaque type ~ts\n", [Type, OpaqueType]);
message_to_string({opaque_guard, [Arg1, Infix, Arg2, ArgNs]}) ->
- io_lib:format("Guard test ~s ~s ~s contains ~s\n",
+ io_lib:format("Guard test ~ts ~s ~ts contains ~s\n",
[Arg1, Infix, Arg2, form_positions(ArgNs)]);
message_to_string({opaque_guard, [Guard, Args]}) ->
- io_lib:format("Guard test ~w~s breaks the opacity of its argument\n",
+ io_lib:format("Guard test ~w~ts breaks the opacity of its argument\n",
[Guard, Args]);
message_to_string({opaque_match, [Pat, OpaqueType, OpaqueTerm]}) ->
Term = if OpaqueType =:= OpaqueTerm -> "the term";
true -> OpaqueTerm
end,
- io_lib:format("The attempt to match a term of type ~s against the ~s"
- " breaks the opacity of ~s\n", [OpaqueType, Pat, Term]);
+ io_lib:format("The attempt to match a term of type ~s against the ~ts"
+ " breaks the opacity of ~ts\n", [OpaqueType, Pat, Term]);
message_to_string({opaque_neq, [Type, _Op, OpaqueType]}) ->
- io_lib:format("Attempt to test for inequality between a term of type ~s"
- " and a term of opaque type ~s\n", [Type, OpaqueType]);
+ io_lib:format("Attempt to test for inequality between a term of type ~ts"
+ " and a term of opaque type ~ts\n", [Type, OpaqueType]);
message_to_string({opaque_type_test, [Fun, Args, Arg, ArgType]}) ->
- io_lib:format("The type test ~s~s breaks the opacity of the term ~s~s\n",
+ io_lib:format("The type test ~ts~ts breaks the opacity of the term ~ts~ts\n",
[Fun, Args, Arg, ArgType]);
message_to_string({opaque_size, [SizeType, Size]}) ->
- io_lib:format("The size ~s breaks the opacity of ~s\n",
+ io_lib:format("The size ~ts breaks the opacity of ~ts\n",
[SizeType, Size]);
message_to_string({opaque_call, [M, F, Args, Culprit, OpaqueType]}) ->
- io_lib:format("The call ~s:~s~s breaks the opacity of the term ~s :: ~s\n",
+ io_lib:format("The call ~s:~ts~ts breaks the opacity of the term ~ts :: ~ts\n",
[M, F, Args, Culprit, OpaqueType]);
%%----- Warnings for concurrency errors --------------------
message_to_string({race_condition, [M, F, Args, Reason]}) ->
- io_lib:format("The call ~w:~w~s ~s\n", [M, F, Args, Reason]);
+ io_lib:format("The call ~w:~tw~ts ~ts\n", [M, F, Args, Reason]);
%%----- Warnings for behaviour errors --------------------
message_to_string({callback_type_mismatch, [B, F, A, ST, CT]}) ->
- io_lib:format("The inferred return type of ~w/~w (~s) has nothing in common"
- " with ~s, which is the expected return type for the callback of"
- " ~w behaviour\n", [F, A, ST, CT, B]);
+ io_lib:format("The inferred return type of ~tw/~w (~ts) has nothing in"
+ " common with ~ts, which is the expected return type for"
+ " the callback of the ~w behaviour\n", [F, A, ST, CT, B]);
message_to_string({callback_arg_type_mismatch, [B, F, A, N, ST, CT]}) ->
- io_lib:format("The inferred type for the ~s argument of ~w/~w (~s) is"
- " not a supertype of ~s, which is expected type for this"
+ io_lib:format("The inferred type for the ~s argument of ~tw/~w (~ts) is"
+ " not a supertype of ~ts, which is expected type for this"
" argument in the callback of the ~w behaviour\n",
[ordinal(N), F, A, ST, CT, B]);
message_to_string({callback_spec_type_mismatch, [B, F, A, ST, CT]}) ->
- io_lib:format("The return type ~s in the specification of ~w/~w is not a"
- " subtype of ~s, which is the expected return type for the"
- " callback of ~w behaviour\n", [ST, F, A, CT, B]);
+ io_lib:format("The return type ~ts in the specification of ~tw/~w is not a"
+ " subtype of ~ts, which is the expected return type for the"
+ " callback of the ~w behaviour\n", [ST, F, A, CT, B]);
message_to_string({callback_spec_arg_type_mismatch, [B, F, A, N, ST, CT]}) ->
- io_lib:format("The specified type for the ~s argument of ~w/~w (~s) is"
- " not a supertype of ~s, which is expected type for this"
+ io_lib:format("The specified type for the ~ts argument of ~tw/~w (~ts) is"
+ " not a supertype of ~ts, which is expected type for this"
" argument in the callback of the ~w behaviour\n",
[ordinal(N), F, A, ST, CT, B]);
message_to_string({callback_missing, [B, F, A]}) ->
- io_lib:format("Undefined callback function ~w/~w (behaviour '~w')\n",
+ io_lib:format("Undefined callback function ~tw/~w (behaviour ~w)\n",
[F, A, B]);
message_to_string({callback_info_missing, [B]}) ->
io_lib:format("Callback info about the ~w behaviour is not available\n", [B]);
%%----- Warnings for unknown functions, types, and behaviours -------------
message_to_string({unknown_type, {M, F, A}}) ->
- io_lib:format("Unknown type ~w:~w/~w", [M, F, A]);
+ io_lib:format("Unknown type ~w:~tw/~w", [M, F, A]);
message_to_string({unknown_function, {M, F, A}}) ->
- io_lib:format("Unknown function ~w:~w/~w", [M, F, A]);
+ io_lib:format("Unknown function ~w:~tw/~w", [M, F, A]);
message_to_string({unknown_behaviour, B}) ->
io_lib:format("Unknown behaviour ~w", [B]).