diff options
Diffstat (limited to 'lib/dialyzer/src')
| -rw-r--r-- | lib/dialyzer/src/dialyzer.erl | 20 | ||||
| -rw-r--r-- | lib/dialyzer/src/dialyzer.hrl | 2 | ||||
| -rw-r--r-- | lib/dialyzer/src/dialyzer_cl.erl | 120 | ||||
| -rw-r--r-- | lib/dialyzer/src/dialyzer_cl_parse.erl | 95 | ||||
| -rw-r--r-- | lib/dialyzer/src/dialyzer_gui.erl | 14 | ||||
| -rw-r--r-- | lib/dialyzer/src/dialyzer_gui_wx.erl | 14 | ||||
| -rw-r--r-- | lib/dialyzer/src/dialyzer_options.erl | 19 | ||||
| -rw-r--r-- | lib/dialyzer/src/dialyzer_plt.erl | 65 | ||||
| -rw-r--r-- | lib/dialyzer/src/dialyzer_typesig.erl | 10 |
9 files changed, 259 insertions, 100 deletions
diff --git a/lib/dialyzer/src/dialyzer.erl b/lib/dialyzer/src/dialyzer.erl index b4161ea194..471f9fccd2 100644 --- a/lib/dialyzer/src/dialyzer.erl +++ b/lib/dialyzer/src/dialyzer.erl @@ -106,27 +106,35 @@ cl_print_plt_info(Opts) -> end, doit(F). -print_plt_info(#options{init_plt = PLT, output_file = OutputFile}) -> +print_plt_info(#options{init_plts = PLTs, output_file = OutputFile}) -> + PLTInfo = get_plt_info(PLTs), + do_print_plt_info(PLTInfo, OutputFile). + +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", + io_lib:format("The PLT ~s includes the following files:\n~p\n\n", [PLT, Files]); {error, read_error} -> - Msg = io_lib:format("Could not read the PLT file ~p\n", [PLT]), + Msg = io_lib:format("Could not read the PLT file ~p\n\n", [PLT]), throw({dialyzer_error, Msg}); {error, no_such_file} -> - Msg = io_lib:format("The PLT file ~p does not exist\n", [PLT]), + Msg = io_lib:format("The PLT file ~p does not exist\n\n", [PLT]), throw({dialyzer_error, Msg}) end, + String ++ get_plt_info(PLTs); +get_plt_info([]) -> "". + +do_print_plt_info(PLTInfo, OutputFile) -> case OutputFile =:= none of true -> - io:format("~s", [String]), + io:format("~s", [PLTInfo]), ?RET_NOTHING_SUSPICIOUS; false -> case file:open(OutputFile, [write]) of {ok, FileDesc} -> - io:format(FileDesc, "~s", [String]), + io:format(FileDesc, "~s", [PLTInfo]), ok = file:close(FileDesc), ?RET_NOTHING_SUSPICIOUS; {error, Reason} -> diff --git a/lib/dialyzer/src/dialyzer.hrl b/lib/dialyzer/src/dialyzer.hrl index 2da8ed2e5d..1d98574585 100644 --- a/lib/dialyzer/src/dialyzer.hrl +++ b/lib/dialyzer/src/dialyzer.hrl @@ -129,7 +129,7 @@ defines = [] :: [dial_define()], from = byte_code :: start_from(), get_warnings = maybe :: boolean() | 'maybe', - init_plt = none :: 'none' | file:filename(), + init_plts = [] :: [file:filename()], include_dirs = [] :: [file:filename()], output_plt = none :: 'none' | file:filename(), legal_warnings = ordsets:new() :: ordset(dial_warn_tag()), diff --git a/lib/dialyzer/src/dialyzer_cl.erl b/lib/dialyzer/src/dialyzer_cl.erl index 0250c47ad0..1987c1732c 100644 --- a/lib/dialyzer/src/dialyzer_cl.erl +++ b/lib/dialyzer/src/dialyzer_cl.erl @@ -81,11 +81,15 @@ build_plt(Opts) -> init_opts_for_build(Opts) -> case Opts#options.output_plt =:= none of true -> - case Opts#options.init_plt of - none -> Opts#options{init_plt = none, output_plt = get_default_plt()}; - Plt -> Opts#options{init_plt = none, output_plt = Plt} + case Opts#options.init_plts of + [] -> Opts#options{output_plt = get_default_output_plt()}; + [Plt] -> Opts#options{init_plts = [], output_plt = Plt}; + Plts -> + Msg = io_lib:format("Could not build multiple PLT files: ~s\n", + [format_plts(Plts)]), + error(Msg) end; - false -> Opts#options{init_plt = none} + false -> Opts#options{init_plts = []} end. %%-------------------------------------------------------------------- @@ -98,39 +102,58 @@ add_to_plt(Opts) -> init_opts_for_add(Opts) -> case Opts#options.output_plt =:= none of true -> - case Opts#options.init_plt of - none -> Opts#options{output_plt = get_default_plt(), - init_plt = get_default_plt()}; - Plt -> Opts#options{output_plt = Plt} + case Opts#options.init_plts of + [] -> Opts#options{output_plt = get_default_output_plt(), + init_plts = get_default_init_plt()}; + [Plt] -> Opts#options{output_plt = Plt}; + Plts -> + Msg = io_lib:format("Could not add to multiple PLT files: ~s\n", + [format_plts(Plts)]), + error(Msg) end; false -> - case Opts#options.init_plt =:= none of - true -> Opts#options{init_plt = get_default_plt()}; + case Opts#options.init_plts =:= [] of + true -> Opts#options{init_plts = get_default_init_plt()}; false -> Opts end end. %%-------------------------------------------------------------------- -check_plt(Opts) -> +check_plt(#options{init_plts = []} = Opts) -> Opts1 = init_opts_for_check(Opts), - report_check(Opts), - plt_common(Opts1, [], []). + report_check(Opts1), + plt_common(Opts1, [], []); +check_plt(#options{init_plts = Plts} = Opts) -> + check_plt_aux(Plts, Opts). + +check_plt_aux([_] = Plt, Opts) -> + Opts1 = Opts#options{init_plts = Plt}, + Opts2 = init_opts_for_check(Opts1), + report_check(Opts2), + plt_common(Opts2, [], []); +check_plt_aux([Plt|Plts], Opts) -> + Opts1 = Opts#options{init_plts = [Plt]}, + Opts2 = init_opts_for_check(Opts1), + report_check(Opts2), + plt_common(Opts2, [], []), + check_plt_aux(Plts, Opts). init_opts_for_check(Opts) -> - Plt = - case Opts#options.init_plt of - none -> get_default_plt(); - Plt0 -> Plt0 + InitPlt = + case Opts#options.init_plts of + []-> get_default_init_plt(); + Plt -> Plt end, + [OutputPlt] = InitPlt, Opts#options{files = [], files_rec = [], analysis_type = plt_check, defines = [], from = byte_code, - init_plt = Plt, + init_plts = InitPlt, include_dirs = [], - output_plt = Plt, + output_plt = OutputPlt, use_contracts = true }. @@ -144,21 +167,25 @@ remove_from_plt(Opts) -> init_opts_for_remove(Opts) -> case Opts#options.output_plt =:= none of true -> - case Opts#options.init_plt of - none -> Opts#options{output_plt = get_default_plt(), - init_plt = get_default_plt()}; - Plt -> Opts#options{output_plt = Plt} + case Opts#options.init_plts of + [] -> Opts#options{output_plt = get_default_output_plt(), + init_plts = get_default_init_plt()}; + [Plt] -> Opts#options{output_plt = Plt}; + Plts -> + Msg = io_lib:format("Could not remove from multiple PLT files: ~s\n", + [format_plts(Plts)]), + error(Msg) end; false -> - case Opts#options.init_plt =:= none of - true -> Opts#options{init_plt = get_default_plt()}; + case Opts#options.init_plts =:= [] of + true -> Opts#options{init_plts = get_default_init_plt()}; false -> Opts end end. %%-------------------------------------------------------------------- -plt_common(Opts, RemoveFiles, AddFiles) -> +plt_common(#options{init_plts = [InitPlt]} = Opts, RemoveFiles, AddFiles) -> case check_plt(Opts, RemoveFiles, AddFiles) of ok -> case Opts#options.report_mode of @@ -174,7 +201,7 @@ plt_common(Opts, RemoveFiles, AddFiles) -> report_failed_plt_check(Opts, DiffMd5), {AnalFiles, RemovedMods, ModDeps1} = expand_dependent_modules(Md5, DiffMd5, ModDeps), - Plt = clean_plt(Opts#options.init_plt, RemovedMods), + Plt = clean_plt(InitPlt, RemovedMods), case AnalFiles =:= [] of true -> %% Only removed stuff. Just write the PLT. @@ -186,19 +213,19 @@ plt_common(Opts, RemoveFiles, AddFiles) -> end; {error, no_such_file} -> Msg = io_lib:format("Could not find the PLT: ~s\n~s", - [Opts#options.init_plt, default_plt_error_msg()]), + [InitPlt, default_plt_error_msg()]), error(Msg); {error, not_valid} -> Msg = io_lib:format("The file: ~s is not a valid PLT file\n~s", - [Opts#options.init_plt, default_plt_error_msg()]), + [InitPlt, default_plt_error_msg()]), error(Msg); {error, read_error} -> Msg = io_lib:format("Could not read the PLT: ~s\n~s", - [Opts#options.init_plt, default_plt_error_msg()]), + [InitPlt, default_plt_error_msg()]), error(Msg); {error, {no_file_to_remove, F}} -> Msg = io_lib:format("Could not remove the file ~s from the PLT: ~s\n", - [F, Opts#options.init_plt]), + [F, InitPlt]), error(Msg) end. @@ -218,8 +245,7 @@ default_plt_error_msg() -> %%-------------------------------------------------------------------- -check_plt(Opts, RemoveFiles, AddFiles) -> - Plt = Opts#options.init_plt, +check_plt(#options{init_plts = [Plt]} = Opts, RemoveFiles, AddFiles) -> case dialyzer_plt:check_plt(Plt, RemoveFiles, AddFiles) of {old_version, _MD5} = OldVersion -> report_old_version(Opts), @@ -234,14 +260,14 @@ check_plt(Opts, RemoveFiles, AddFiles) -> %%-------------------------------------------------------------------- -report_check(#options{report_mode = ReportMode, init_plt = InitPlt}) -> +report_check(#options{report_mode = ReportMode, init_plts = [InitPlt]}) -> case ReportMode of quiet -> ok; _ -> io:format(" Checking whether the PLT ~s is up-to-date...", [InitPlt]) end. -report_old_version(#options{report_mode = ReportMode, init_plt = InitPlt}) -> +report_old_version(#options{report_mode = ReportMode, init_plts = [InitPlt]}) -> case ReportMode of quiet -> ok; _ -> @@ -264,7 +290,7 @@ report_failed_plt_check(#options{analysis_type = AnalType, report_analysis_start(#options{analysis_type = Type, report_mode = ReportMode, - init_plt = InitPlt, + init_plts = InitPlts, output_plt = OutputPlt}) -> case ReportMode of quiet -> ok; @@ -272,6 +298,7 @@ report_analysis_start(#options{analysis_type = Type, io:format(" "), case Type of plt_add -> + [InitPlt] = InitPlts, case InitPlt =:= OutputPlt of true -> io:format("Adding information to ~s...", [OutputPlt]); false -> io:format("Adding information from ~s to ~s...", @@ -282,6 +309,7 @@ report_analysis_start(#options{analysis_type = Type, plt_check -> io:format("Rebuilding the information in ~s...", [OutputPlt]); plt_remove -> + [InitPlt] = InitPlts, case InitPlt =:= OutputPlt of true -> io:format("Removing information from ~s...", [OutputPlt]); false -> io:format("Removing information from ~s to ~s...", @@ -320,16 +348,28 @@ report_md5_diff(List) -> %%-------------------------------------------------------------------- -get_default_plt() -> +get_default_init_plt() -> + [dialyzer_plt:get_default_plt()]. + +get_default_output_plt() -> dialyzer_plt:get_default_plt(). %%-------------------------------------------------------------------- +format_plts([Plt]) -> Plt; +format_plts([Plt|Plts]) -> + Plt ++ ", " ++ format_plts(Plts). + +%%-------------------------------------------------------------------- + do_analysis(Options) -> Files = get_files_from_opts(Options), - case Options#options.init_plt of - none -> do_analysis(Files, Options, dialyzer_plt:new(), none); - File -> do_analysis(Files, Options, dialyzer_plt:from_file(File), none) + case Options#options.init_plts of + [] -> do_analysis(Files, Options, dialyzer_plt:new(), none); + PltFiles -> + Plts = [dialyzer_plt:from_file(F) || F <- PltFiles], + Plt = dialyzer_plt:merge_plts_or_report_conflicts(PltFiles, Plts), + do_analysis(Files, Options, Plt, none) end. do_analysis(Files, Options, Plt, PltInfo) -> diff --git a/lib/dialyzer/src/dialyzer_cl_parse.erl b/lib/dialyzer/src/dialyzer_cl_parse.erl index 0160b84abc..5ca7599b35 100644 --- a/lib/dialyzer/src/dialyzer_cl_parse.erl +++ b/lib/dialyzer/src/dialyzer_cl_parse.erl @@ -138,11 +138,17 @@ cl(["-pa", Path|T]) -> true -> cl(T); {error, _} -> error("Bad directory for -pa: "++Path) end; -cl(["--plt", PLT|T]) -> - put(dialyzer_init_plt, PLT), - cl(T); cl(["--plt"]) -> error("No plt specified for --plt"); +cl(["--plt", PLT|T]) -> + put(dialyzer_init_plts, [PLT]), + cl(T); +cl(["--plts"]) -> + error("No plts specified for --plts"); +cl(["--plts"|T]) -> + {PLTs, NewT} = get_plts(T, []), + put(dialyzer_init_plts, PLTs), + cl(NewT); cl(["-q"|T]) -> put(dialyzer_options_report_mode, quiet), cl(T); @@ -284,7 +290,7 @@ common_options() -> [{defines, get(dialyzer_options_defines)}, {from, get(dialyzer_options_from)}, {include_dirs, get(dialyzer_include)}, - {init_plt, get(dialyzer_init_plt)}, + {plts, get(dialyzer_init_plts)}, {output_plt, get(dialyzer_output_plt)}, {report_mode, get(dialyzer_options_report_mode)}, {use_spec, get(dialyzer_options_use_contracts)}, @@ -309,6 +315,13 @@ get_lib_dir([], Acc) -> %%----------------------------------------------------------------------- +get_plts(["--"|T], Acc) -> {lists:reverse(Acc), T}; +get_plts(["-"++_Opt = H|T], Acc) -> {lists:reverse(Acc), [H|T]}; +get_plts([H|T], Acc) -> get_plts(T, [H|Acc]); +get_plts([], Acc) -> {lists:reverse(Acc), []}. + +%%----------------------------------------------------------------------- + help_warnings() -> S = warning_options_msg(), io:put_chars(S), @@ -316,9 +329,10 @@ help_warnings() -> help_message() -> S = "Usage: dialyzer [--help] [--version] [--shell] [--quiet] [--verbose] - [-pa dir]* [--plt plt] [-Ddefine]* [-I include_dir]* - [--output_plt file] [-Wwarn]* [--src] [--gui | --wx] - [files_or_dirs] [-r dirs] [--apps applications] [-o outfile] + [-pa dir]* [--plt plt] [--plts plt*] [-Ddefine]* + [-I include_dir]* [--output_plt file] [-Wwarn]* + [--src] [--gui | --wx] [files_or_dirs] [-r dirs] + [--apps applications] [-o outfile] [--build_plt] [--add_to_plt] [--remove_from_plt] [--check_plt] [--no_check_plt] [--plt_info] [--get_warnings] [--no_native] @@ -326,13 +340,13 @@ Options: files_or_dirs (for backwards compatibility also as: -c files_or_dirs) Use Dialyzer from the command line to detect defects in the specified files or directories containing .erl or .beam files, - depending on the type of the analysis + depending on the type of the analysis. -r dirs Same as the previous but the specified directories are searched recursively for subdirectories containing .erl or .beam files in - them, depending on the type of analysis + them, depending on the type of analysis. --apps applications - Option typically used when building or modifying a PLT as in: + Option typically used when building or modifying a plt as in: dialyzer --build_plt --apps erts kernel stdlib mnesia ... to conveniently refer to library applications corresponding to the Erlang/OTP installation. However, the option is general and can also @@ -341,73 +355,86 @@ Options: dialyzer --apps inets ssl ./ebin ../other_lib/ebin/my_module.beam -o outfile (or --output outfile) When using Dialyzer from the command line, send the analysis - results to the specified \"outfile\" rather than to stdout + results to the specified outfile rather than to stdout. --raw When using Dialyzer from the command line, output the raw analysis results (Erlang terms) instead of the formatted result. The raw format is easier to post-process (for instance, to filter - warnings or to output HTML pages) + warnings or to output HTML pages). --src Override the default, which is to analyze BEAM files, and - analyze starting from Erlang source code instead + analyze starting from Erlang source code instead. -Dname (or -Dname=value) - When analyzing from source, pass the define to Dialyzer (**) + When analyzing from source, pass the define to Dialyzer. (**) -I include_dir - When analyzing from source, pass the include_dir to Dialyzer (**) + When analyzing from source, pass the include_dir to Dialyzer. (**) -pa dir Include dir in the path for Erlang (useful when analyzing files - that have '-include_lib()' directives) + that have '-include_lib()' directives). --output_plt file - Store the plt at the specified file after building it + Store the plt at the specified file after building it. --plt plt Use the specified plt as the initial plt (if the plt was built - during setup the files will be checked for consistency) + during setup the files will be checked for consistency). + --plts plt* + Merge the specified plts to create the initial plt -- requires + that the plts are disjoint (i.e., do not have any module + appearing in more than one plt). + The plts are created in the usual way: + dialyzer --build_plt --output_plt plt_1 files_to_include + ... + dialyzer --build_plt --output_plt plt_n files_to_include + and then can be used in either of the following ways: + dialyzer files_to_analyze --plts plt_1 ... plt_n + or: + dialyzer --plts plt_1 ... plt_n -- files_to_analyze + (Note the -- delimiter in the second case) -Wwarn A family of options which selectively turn on/off warnings - (for help on the names of warnings use dialyzer -Whelp) + (for help on the names of warnings use dialyzer -Whelp). --shell - Do not disable the Erlang shell while running the GUI + Do not disable the Erlang shell while running the GUI. --version (or -v) - Prints the Dialyzer version and some more information and exits + Print the Dialyzer version and some more information and exit. --help (or -h) - Prints this message and exits + Print this message and exit. --quiet (or -q) - Makes Dialyzer a bit more quiet + Make Dialyzer a bit more quiet. --verbose - Makes Dialyzer a bit more verbose + Make Dialyzer a bit more verbose. --build_plt The analysis starts from an empty plt and creates a new one from the files specified with -c and -r. Only works for beam files. - Use --plt or --output_plt to override the default plt location. + Use --plt(s) or --output_plt to override the default plt location. --add_to_plt The plt is extended to also include the files specified with -c and -r. - Use --plt to specify wich plt to start from, and --output_plt to - specify where to put the plt. Note that the analysis might include - files from the plt if they depend on the new files. + Use --plt(s) to specify which plt to start from, and --output_plt to + specify where to put the plt. Note that the analysis might include + files from the plt if they depend on the new files. This option only works with beam files. --remove_from_plt The information from the files specified with -c and -r is removed from the plt. Note that this may cause a re-analysis of the remaining dependent files. --check_plt - Checks the plt for consistency and rebuilds it if it is not up-to-date. + Check the plt for consistency and rebuild it if it is not up-to-date. Actually, this option is of rare use as it is on by default. --no_check_plt (or -n) Skip the plt check when running Dialyzer. Useful when working with installed plts that never change. --plt_info - Makes Dialyzer print information about the plt and then quit. The plt - can be specified with --plt. + Make Dialyzer print information about the plt and then quit. The plt + can be specified with --plt(s). --get_warnings - Makes Dialyzer emit warnings even when manipulating the plt. Only - emits warnings for files that are actually analyzed. + Make Dialyzer emit warnings even when manipulating the plt. Warnings + are only emitted for files that are actually analyzed. --dump_callgraph file Dump the call graph into the specified file whose format is determined by the file name extension. Supported extensions are: raw, dot, and ps. If something else is used as file name extension, default format '.raw' will be used. --no_native (or -nn) - Bypass the native code compilation of some key files that dialyzer + Bypass the native code compilation of some key files that Dialyzer heuristically performs when dialyzing many files; this avoids the compilation time but it may result in (much) longer analysis time. --gui diff --git a/lib/dialyzer/src/dialyzer_gui.erl b/lib/dialyzer/src/dialyzer_gui.erl index f353638cdf..4436330f7f 100644 --- a/lib/dialyzer/src/dialyzer_gui.erl +++ b/lib/dialyzer/src/dialyzer_gui.erl @@ -88,8 +88,8 @@ -spec start(#options{}) -> ?RET_NOTHING_SUSPICIOUS. -start(DialyzerOptions = #options{from = From, init_plt = InitPltFile, - legal_warnings = LegalWarnings}) -> +start(#options{from = From, init_plts = InitPltFiles, + legal_warnings = LegalWarnings} = DialyzerOptions) -> process_flag(trap_exit, true), GS = gs:start(), @@ -336,9 +336,13 @@ start(DialyzerOptions = #options{from = From, init_plt = InitPltFile, gs:config(Packer, WH), {ok, CWD} = file:get_cwd(), - InitPlt = try dialyzer_plt:from_file(InitPltFile) - catch throw:{dialyzer_error, _} -> dialyzer_plt:new() - end, + InitPlt = + case InitPltFiles of + [] -> dialyzer_plt:new(); + _ -> + Plts = [dialyzer_plt:from_file(F) || F <- InitPltFiles], + dialyzer_plt:merge_plts_or_report_conflicts(InitPltFiles, Plts) + end, State = #gui_state{add_all = AddAll, add_file = AddFile, diff --git a/lib/dialyzer/src/dialyzer_gui_wx.erl b/lib/dialyzer/src/dialyzer_gui_wx.erl index 2e309d7ec1..e711c15ea7 100644 --- a/lib/dialyzer/src/dialyzer_gui_wx.erl +++ b/lib/dialyzer/src/dialyzer_gui_wx.erl @@ -88,7 +88,7 @@ start(DialyzerOptions) -> State = wx:batch(fun() -> create_window(Wx, DialyzerOptions) end), gui_loop(State). -create_window(Wx, DialyzerOptions) -> +create_window(Wx, #options{init_plts = InitPltFiles} = DialyzerOptions) -> {ok, Host} = inet:gethostname(), %%---------- initializing frame --------- @@ -258,11 +258,15 @@ create_window(Wx, DialyzerOptions) -> plt = PltMenu, options =OptionsMenu, help = HelpMenu}, - - InitPlt = try dialyzer_plt:from_file(DialyzerOptions#options.init_plt) - catch throw:{dialyzer_error, _} -> dialyzer_plt:new() - end, + InitPlt = + case InitPltFiles of + [] -> dialyzer_plt:new(); + _ -> + Plts = [dialyzer_plt:from_file(F) || F <- InitPltFiles], + dialyzer_plt:merge_plts_or_report_conflicts(InitPltFiles, Plts) + end, + #gui_state{add = AddButton, add_dir = AddDirButton, add_rec = AddRecButton, diff --git a/lib/dialyzer/src/dialyzer_options.erl b/lib/dialyzer/src/dialyzer_options.erl index 010625b7bd..2c0afa6e2b 100644 --- a/lib/dialyzer/src/dialyzer_options.erl +++ b/lib/dialyzer/src/dialyzer_options.erl @@ -53,14 +53,21 @@ build(Opts) -> InitPlt = dialyzer_plt:get_default_plt(), DefaultOpts = #options{}, DefaultOpts1 = DefaultOpts#options{legal_warnings = DefaultWarns1, - init_plt = InitPlt}, - try - NewOpts = build_options(Opts, DefaultOpts1), + init_plts = [InitPlt]}, + try + Opts1 = preprocess_opts(Opts), + NewOpts = build_options(Opts1, DefaultOpts1), postprocess_opts(NewOpts) catch throw:{dialyzer_options_error, Msg} -> {error, Msg} end. +preprocess_opts([]) -> []; +preprocess_opts([{init_plt, File}|Opts]) -> + [{plts, [File]}|preprocess_opts(Opts)]; +preprocess_opts([Opt|Opts]) -> + [Opt|preprocess_opts(Opts)]. + postprocess_opts(Opts = #options{}) -> Opts1 = check_output_plt(Opts), adapt_get_warnings(Opts1). @@ -144,9 +151,9 @@ build_options([{OptionName, Value} = Term|Rest], Options) -> build_options(Rest, Options#options{from = Value}); get_warnings -> build_options(Rest, Options#options{get_warnings = Value}); - init_plt -> - assert_filenames([Term], [Value]), - build_options(Rest, Options#options{init_plt = Value}); + plts -> + assert_filenames(Term, Value), + build_options(Rest, Options#options{init_plts = Value}); include_dirs -> assert_filenames(Term, Value), OldVal = Options#options.include_dirs, diff --git a/lib/dialyzer/src/dialyzer_plt.erl b/lib/dialyzer/src/dialyzer_plt.erl index 08d0b318b5..a7ba270c41 100644 --- a/lib/dialyzer/src/dialyzer_plt.erl +++ b/lib/dialyzer/src/dialyzer_plt.erl @@ -51,6 +51,7 @@ lookup_contract/2, lookup_module/2, merge_plts/1, + merge_plts_or_report_conflicts/2, new/0, plt_and_info_from_file/1, get_specs/1, @@ -292,6 +293,38 @@ merge_plts(List) -> exported_types = sets_merge(ExpTypesList), contracts = table_merge(ContractsList)}. +-spec merge_disj_plts([plt()]) -> plt(). + +merge_disj_plts(List) -> + InfoList = [Info || #plt{info = Info} <- List], + TypesList = [Types || #plt{types = Types} <- List], + ExpTypesList = [ExpTypes || #plt{exported_types = ExpTypes} <- List], + ContractsList = [Contracts || #plt{contracts = Contracts} <- List], + #plt{info = table_disj_merge(InfoList), + types = table_disj_merge(TypesList), + exported_types = sets_disj_merge(ExpTypesList), + contracts = table_disj_merge(ContractsList)}. + +-spec merge_plts_or_report_conflicts([file:filename()], [plt()]) -> plt(). + +merge_plts_or_report_conflicts(PltFiles, Plts) -> + try + merge_disj_plts(Plts) + catch throw:{dialyzer_error, not_disjoint_plts} -> + IncFiles = lists:append([begin {ok, Fs} = included_files(F), Fs end + || F <- PltFiles]), + ConfFiles = find_duplicates(IncFiles), + Msg = io_lib:format("Could not merge PLTs since they are not disjoint\n" + "The following files are included in more than one " + "PLTs:\n~p\n", [ConfFiles]), + error(Msg) + end. + +find_duplicates(List) -> + ModList = [filename:basename(E) || E <- List], + SortedList = lists:usort(ModList), + lists:usort(ModList -- SortedList). + -spec to_file(file:filename(), plt(), mod_deps(), {[file_md5()], mod_deps()}) -> 'ok'. to_file(FileName, @@ -556,6 +589,25 @@ table_merge([Plt|Plts], Acc) -> NewAcc = dict:merge(fun(_Key, Val, Val) -> Val end, Plt, Acc), table_merge(Plts, NewAcc). +table_disj_merge([H|T]) -> + table_disj_merge(T, H). + +table_disj_merge([], Acc) -> + Acc; +table_disj_merge([Plt|Plts], Acc) -> + case table_is_disjoint(Plt, Acc) of + true -> + NewAcc = dict:merge(fun(_Key, _Val1, _Val2) -> gazonk end, + Plt, Acc), + table_disj_merge(Plts, NewAcc); + false -> throw({dialyzer_error, not_disjoint_plts}) + end. + +table_is_disjoint(T1, T2) -> + K1 = dict:fetch_keys(T1), + K2 = dict:fetch_keys(T2), + lists:all(fun(E) -> not lists:member(E, K2) end, K1). + sets_merge([H|T]) -> sets_merge(T, H). @@ -565,6 +617,19 @@ sets_merge([Plt|Plts], Acc) -> NewAcc = sets:union(Plt, Acc), sets_merge(Plts, NewAcc). +sets_disj_merge([H|T]) -> + sets_disj_merge(T, H). + +sets_disj_merge([], Acc) -> + Acc; +sets_disj_merge([Plt|Plts], Acc) -> + case sets:is_disjoint(Plt, Acc) of + true -> + NewAcc = sets:union(Plt, Acc), + sets_disj_merge(Plts, NewAcc); + false -> throw({dialyzer_error, not_disjoint_plts}) + end. + %%--------------------------------------------------------------------------- %% Debug utilities. diff --git a/lib/dialyzer/src/dialyzer_typesig.erl b/lib/dialyzer/src/dialyzer_typesig.erl index f68472d2fc..c45615d670 100644 --- a/lib/dialyzer/src/dialyzer_typesig.erl +++ b/lib/dialyzer/src/dialyzer_typesig.erl @@ -1406,9 +1406,13 @@ get_bif_constr({erlang, 'or', 2}, Dst, [Arg1, Arg2] = Args, _State) -> ArgV1 = mk_fun_var(ArgFun(Arg2), [Arg2, Dst]), ArgV2 = mk_fun_var(ArgFun(Arg1), [Arg1, Dst]), DstV = mk_fun_var(DstFun, Args), - Disj = mk_disj_constraint_list([mk_constraint(Arg1, sub, True), - mk_constraint(Arg2, sub, True), - mk_constraint(Dst, sub, False)]), + F = fun(A) -> + try [mk_constraint(A, sub, True)] + catch throw:error -> [] + end + end, + Constrs = F(Arg1) ++ F(Arg2), + Disj = mk_disj_constraint_list([mk_constraint(Dst, sub, False)|Constrs]), mk_conj_constraint_list([mk_constraint(Dst, sub, DstV), mk_constraint(Arg1, sub, ArgV1), mk_constraint(Arg2, sub, ArgV2), |