diff options
Diffstat (limited to 'src/rebar_prv_dialyzer.erl')
| -rw-r--r-- | src/rebar_prv_dialyzer.erl | 250 |
1 files changed, 154 insertions, 96 deletions
diff --git a/src/rebar_prv_dialyzer.erl b/src/rebar_prv_dialyzer.erl index 67cf4b9..96e2277 100644 --- a/src/rebar_prv_dialyzer.erl +++ b/src/rebar_prv_dialyzer.erl @@ -66,15 +66,16 @@ do(State) -> ?INFO("Dialyzer starting, this may take a while...", []), code:add_pathsa(rebar_state:code_paths(State, all_deps)), Plt = get_plt_location(State), - Apps = rebar_state:project_apps(State), try - do(State, Plt, Apps) + do(State, Plt) catch throw:{dialyzer_error, Error} -> ?PRV_ERROR({error_processing_apps, Error}); throw:{dialyzer_warnings, Warnings} -> - ?PRV_ERROR({dialyzer_warnings, Warnings}) + ?PRV_ERROR({dialyzer_warnings, Warnings}); + throw:{output_file_error, _, _} = Error -> + ?PRV_ERROR(Error) after rebar_utils:cleanup_code_path(rebar_state:code_paths(State, default)) end. @@ -84,6 +85,9 @@ format_error({error_processing_apps, Error}) -> io_lib:format("Error in dialyzing apps: ~s", [Error]); format_error({dialyzer_warnings, Warnings}) -> io_lib:format("Warnings occured running dialyzer: ~b", [Warnings]); +format_error({output_file_error, File, Error}) -> + Error1 = file:format_error(Error), + io_lib:format("Failed to write to ~s: ~s", [File, Error1]); format_error(Reason) -> io_lib:format("~p", [Reason]). @@ -97,41 +101,61 @@ get_plt_location(State) -> default_plt() -> rebar_utils:otp_release() ++ ".plt". -do(State, Plt, Apps) -> - {PltWarnings, State1} = update_proj_plt(State, Plt, Apps), - {Warnings, State2} = succ_typings(State1, Plt, Apps), +do(State, Plt) -> + Output = get_output_file(State), + {PltWarnings, State1} = update_proj_plt(State, Plt, Output), + {Warnings, State2} = succ_typings(State1, Plt, Output), case PltWarnings + Warnings of 0 -> {ok, State2}; TotalWarnings -> + ?INFO("Warnings written to ~s", [Output]), throw({dialyzer_warnings, TotalWarnings}) end. -update_proj_plt(State, Plt, Apps) -> +get_output_file(State) -> + BaseDir = rebar_dir:base_dir(State), + Output = filename:join(BaseDir, default_output_file()), + case file:open(Output, [write]) of + {ok, File} -> + ok = file:close(File), + Output; + {error, Reason} -> + throw({output_file_error, Output, Reason}) + end. + +default_output_file() -> + rebar_utils:otp_release() ++ ".dialyzer_warnings". + +update_proj_plt(State, Plt, Output) -> {Args, _} = rebar_state:command_parsed_args(State), case proplists:get_value(update_plt, Args) of false -> {0, State}; _ -> - do_update_proj_plt(State, Plt, Apps) + do_update_proj_plt(State, Plt, Output) end. -do_update_proj_plt(State, Plt, Apps) -> +do_update_proj_plt(State, Plt, Output) -> ?INFO("Updating plt...", []), - Files = get_plt_files(State, Apps), - case read_plt(State, Plt) of - {ok, OldFiles} -> - check_plt(State, Plt, OldFiles, Files); - {error, no_such_file} -> - build_proj_plt(State, Plt, Files) - end. - -get_plt_files(State, Apps) -> + {Files, Warnings} = proj_plt_files(State), + Warnings2 = format_warnings(Output, Warnings), + {Warnings3, State2} = case read_plt(State, Plt) of + {ok, OldFiles} -> + check_plt(State, Plt, Output, OldFiles, + Files); + {error, no_such_file} -> + build_proj_plt(State, Plt, Output, Files) + end, + {Warnings2 + Warnings3, State2}. + +proj_plt_files(State) -> BasePltApps = rebar_state:get(State, dialyzer_base_plt_apps, default_plt_apps()), PltApps = rebar_state:get(State, dialyzer_plt_apps, []), + Apps = rebar_state:project_apps(State), DepApps = lists:flatmap(fun rebar_app_info:applications/1, Apps), - get_plt_files(BasePltApps ++ PltApps ++ DepApps, Apps, [], []). + get_plt_files(BasePltApps ++ PltApps ++ DepApps, Apps). default_plt_apps() -> [erts, @@ -139,19 +163,25 @@ default_plt_apps() -> kernel, stdlib]. -get_plt_files([], _, _, Files) -> - Files; -get_plt_files([AppName | DepApps], Apps, PltApps, Files) -> +get_plt_files(DepApps, Apps) -> + ?INFO("Resolving files...", []), + get_plt_files(DepApps, Apps, [], [], []). + +get_plt_files([], _, _, Files, Warnings) -> + {Files, Warnings}; +get_plt_files([AppName | DepApps], Apps, PltApps, Files, Warnings) -> case lists:member(AppName, PltApps) orelse app_member(AppName, Apps) of true -> - get_plt_files(DepApps, Apps, PltApps, Files); + get_plt_files(DepApps, Apps, PltApps, Files, Warnings); false -> - {DepApps2, Files2} = app_name_to_info(AppName), + {DepApps2, Files2, Warnings2} = app_name_to_info(AppName), ?DEBUG("~s dependencies: ~p", [AppName, DepApps2]), ?DEBUG("~s files: ~p", [AppName, Files2]), DepApps3 = DepApps2 ++ DepApps, + PltApps2 = [AppName | PltApps], Files3 = Files2 ++ Files, - get_plt_files(DepApps3, Apps, [AppName | PltApps], Files3) + Warnings3 = Warnings2 ++ Warnings, + get_plt_files(DepApps3, Apps, PltApps2, Files3, Warnings3) end. app_member(AppName, Apps) -> @@ -165,8 +195,7 @@ app_member(AppName, Apps) -> app_name_to_info(AppName) -> case app_name_to_ebin(AppName) of {error, _} -> - ?CONSOLE("Unknown application ~s", [AppName]), - {[], []}; + {[], [], [{unknown_application, {"", 0}, [AppName]}]}; EbinDir -> ebin_to_info(EbinDir, AppName) end. @@ -204,10 +233,10 @@ ebin_to_info(EbinDir, AppName) -> IncApps = proplists:get_value(included_applications, AppDetails, []), Modules = proplists:get_value(modules, AppDetails, []), - Files = modules_to_files(Modules, EbinDir), - {IncApps ++ DepApps, Files}; + {Files, Warnings} = modules_to_files(Modules, EbinDir), + {IncApps ++ DepApps, Files, Warnings}; {error, enoent} when AppName =:= erts -> - {[], ebin_files(EbinDir)}; + {[], ebin_files(EbinDir), []}; _ -> Error = io_lib:format("Could not parse ~p", [AppFile]), throw({dialyzer_error, Error}) @@ -215,17 +244,19 @@ ebin_to_info(EbinDir, AppName) -> modules_to_files(Modules, EbinDir) -> Ext = code:objfile_extension(), - Mod2File = fun(Module) -> module_to_file(Module, EbinDir, Ext) end, - rebar_utils:filtermap(Mod2File, Modules). + Result = [module_to_file(Module, EbinDir, Ext) || Module <- Modules], + Files = [File || {_, File} <- Result, File =/= unknown], + Warnings = [{unknown_module, {"", 0}, [Module]} || + {Module, unknown} <- Result], + {Files, Warnings}. module_to_file(Module, EbinDir, Ext) -> File = filename:join(EbinDir, atom_to_list(Module) ++ Ext), case filelib:is_file(File) of true -> - {true, File}; + {Module, File}; false -> - ?CONSOLE("Unknown module ~s", [Module]), - false + {Module, unknown} end. ebin_files(EbinDir) -> @@ -245,54 +276,58 @@ read_plt(_State, Plt) -> throw({dialyzer_error, Error}) end. -check_plt(State, Plt, OldList, FilesList) -> +check_plt(State, Plt, Output, OldList, FilesList) -> Old = sets:from_list(OldList), Files = sets:from_list(FilesList), - Remove = sets:subtract(Old, Files), - {RemWarnings, State1} = remove_plt(State, Plt, sets:to_list(Remove)), - Check = sets:intersection(Files, Old), - {CheckWarnings, State2} = check_plt(State1, Plt, sets:to_list(Check)), - Add = sets:subtract(Files, Old), - {AddWarnings, State3} = add_plt(State2, Plt, sets:to_list(Add)), + Remove = sets:to_list(sets:subtract(Old, Files)), + {RemWarnings, State1} = remove_plt(State, Plt, Output, Remove), + Check = sets:to_list(sets:intersection(Files, Old)), + {CheckWarnings, State2} = check_plt(State1, Plt, Output, Check), + Add = sets:to_list(sets:subtract(Files, Old)), + {AddWarnings, State3} = add_plt(State2, Plt, Output, Add), {RemWarnings + CheckWarnings + AddWarnings, State3}. -remove_plt(State, _Plt, []) -> +remove_plt(State, _Plt, _Output, []) -> {0, State}; -remove_plt(State, Plt, Files) -> +remove_plt(State, Plt, Output, Files) -> ?INFO("Removing ~b files from ~p...", [length(Files), Plt]), - run_plt(State, Plt, plt_remove, Files). + run_plt(State, Plt, Output, plt_remove, Files). -check_plt(State, _Plt, []) -> +check_plt(State, _Plt, _Output, []) -> {0, State}; -check_plt(State, Plt, Files) -> +check_plt(State, Plt, Output, Files) -> ?INFO("Checking ~b files in ~p...", [length(Files), Plt]), - run_plt(State, Plt, plt_check, Files). + run_plt(State, Plt, Output, plt_check, Files). -add_plt(State, _Plt, []) -> +add_plt(State, _Plt, _Output, []) -> {0, State}; -add_plt(State, Plt, Files) -> +add_plt(State, Plt, Output, Files) -> ?INFO("Adding ~b files to ~p...", [length(Files), Plt]), - run_plt(State, Plt, plt_add, Files). + run_plt(State, Plt, Output, plt_add, Files). -run_plt(State, Plt, Analysis, Files) -> +run_plt(State, Plt, Output, Analysis, Files) -> GetWarnings = rebar_state:get(State, dialyzer_plt_warnings, false), Opts = [{analysis_type, Analysis}, {get_warnings, GetWarnings}, {init_plt, Plt}, {from, byte_code}, {files, Files}], - run_dialyzer(State, Opts). + run_dialyzer(State, Opts, Output). -build_proj_plt(State, Plt, Files) -> +build_proj_plt(State, Plt, Output, Files) -> BasePlt = get_base_plt_location(State), - BaseFiles = get_base_plt_files(State), - {BaseWarnings, State1} = update_base_plt(State, BasePlt, BaseFiles), + ?INFO("Updating base plt...", []), + {BaseFiles, BaseWarnings} = base_plt_files(State), + BaseWarnings2 = format_warnings(Output, BaseWarnings), + {BaseWarnings3, State1} = update_base_plt(State, BasePlt, Output, + BaseFiles), ?INFO("Copying ~p to ~p...", [BasePlt, Plt]), _ = filelib:ensure_dir(Plt), case file:copy(BasePlt, Plt) of {ok, _} -> - {CheckWarnings, State2} = check_plt(State1, Plt, BaseFiles, Files), - {BaseWarnings + CheckWarnings, State2}; + {CheckWarnings, State2} = check_plt(State1, Plt, Output, BaseFiles, + Files), + {BaseWarnings2 + BaseWarnings3 + CheckWarnings, State2}; {error, Reason} -> Error = io_lib:format("Could not copy PLT from ~p to ~p: ~p", [BasePlt, Plt, file:format_error(Reason)]), @@ -305,66 +340,68 @@ get_base_plt_location(State) -> BasePlt = rebar_state:get(State, dialyzer_base_plt, default_plt()), filename:join(BaseDir, BasePlt). -get_base_plt_files(State) -> +base_plt_files(State) -> BasePltApps = rebar_state:get(State, dialyzer_base_plt_apps, default_plt_apps()), - app_names_to_files(BasePltApps). - -app_names_to_files(AppNames) -> - ToFiles = fun(AppName) -> - {_, Files} = app_name_to_info(AppName), - Files - end, - lists:flatmap(ToFiles, AppNames). + Apps = rebar_state:project_apps(State), + get_plt_files(BasePltApps, Apps). -update_base_plt(State, BasePlt, BaseFiles) -> - ?INFO("Updating base plt...", []), +update_base_plt(State, BasePlt, Output, BaseFiles) -> case read_plt(State, BasePlt) of {ok, OldBaseFiles} -> - check_plt(State, BasePlt, OldBaseFiles, BaseFiles); + check_plt(State, BasePlt, Output, OldBaseFiles, BaseFiles); {error, no_such_file} -> _ = filelib:ensure_dir(BasePlt), - build_plt(State, BasePlt, BaseFiles) + build_plt(State, BasePlt, Output, BaseFiles) end. -build_plt(State, Plt, Files) -> +build_plt(State, Plt, Output, Files) -> ?INFO("Adding ~b files to ~p...", [length(Files), Plt]), GetWarnings = rebar_state:get(State, dialyzer_plt_warnings, false), Opts = [{analysis_type, plt_build}, {get_warnings, GetWarnings}, {output_plt, Plt}, {files, Files}], - run_dialyzer(State, Opts). + run_dialyzer(State, Opts, Output). -succ_typings(State, Plt, Apps) -> +succ_typings(State, Plt, Output) -> {Args, _} = rebar_state:command_parsed_args(State), case proplists:get_value(succ_typings, Args) of false -> {0, State}; _ -> - do_succ_typings(State, Plt, Apps) + Apps = rebar_state:project_apps(State), + succ_typings(State, Plt, Output, Apps) end. -do_succ_typings(State, Plt, Apps) -> +succ_typings(State, Plt, Output, Apps) -> ?INFO("Doing success typing analysis...", []), - Files = apps_to_files(Apps), + {Files, Warnings} = apps_to_files(Apps), + Warnings2 = format_warnings(Output, Warnings), ?INFO("Analyzing ~b files with ~p...", [length(Files), Plt]), Opts = [{analysis_type, succ_typings}, {get_warnings, true}, {from, byte_code}, {files, Files}, {init_plt, Plt}], - run_dialyzer(State, Opts). + {Warnings3, State2} = run_dialyzer(State, Opts, Output), + {Warnings2 + Warnings3, State2}. apps_to_files(Apps) -> - lists:flatmap(fun app_to_files/1, Apps). + ?INFO("Resolving files...", []), + Result = [{Files, Warnings} || + App <- Apps, + {Files, Warnings} <- [app_to_files(App)]], + Files = [File || {Files, _} <- Result, File <- Files], + Warnings = [Warning || {_, Warnings} <- Result, Warning <- Warnings], + {Files, Warnings}. app_to_files(App) -> AppName = ec_cnv:to_atom(rebar_app_info:name(App)), - {_, Files} = app_name_to_info(AppName), - Files. + {_, Files, Warnings} = app_name_to_info(AppName), + {Files, Warnings}. -run_dialyzer(State, Opts) -> +run_dialyzer(State, Opts, Output) -> %% dialyzer may return callgraph warnings when get_warnings is false case proplists:get_bool(get_warnings, Opts) of true -> @@ -373,10 +410,8 @@ run_dialyzer(State, Opts) -> {check_plt, false} | Opts], ?DEBUG("Running dialyzer with options: ~p~n", [Opts2]), - {Unknowns, Warnings} = format_warnings(dialyzer:run(Opts2)), - _ = [?CONSOLE("~s", [Unknown]) || Unknown <- Unknowns], - _ = [?CONSOLE("~s", [Warning]) || Warning <- Warnings], - {length(Warnings), State}; + Warnings = format_warnings(Output, dialyzer:run(Opts2)), + {Warnings, State}; false -> Opts2 = [{warnings, no_warnings()}, {check_plt, false} | @@ -386,18 +421,41 @@ run_dialyzer(State, Opts) -> {0, State} end. -format_warnings(Warnings) -> - format_warnings(Warnings, [], []). +format_warnings(Output, Warnings) -> + Warnings1 = format_warnings(Warnings), + console_warnings(Warnings1), + file_warnings(Output, Warnings1), + length(Warnings1). -format_warnings([Warning | Rest], Unknowns, Warnings) -> - case dialyzer:format_warning(Warning, fullpath) of +format_warnings(Warnings) -> + [format_warning(Warning) || Warning <- Warnings]. + +format_warning({unknown_application, _, [AppName]}) -> + io_lib:format("Unknown application: ~s", [AppName]); +format_warning({unknown_module, _, [Module]}) -> + io_lib:format("Unknown module: ~s", [Module]); +format_warning(Warning) -> + case strip(dialyzer:format_warning(Warning, fullpath)) of ":0: " ++ Unknown -> - format_warnings(Rest, [strip(Unknown) | Unknowns], Warnings); - Warning2 -> - format_warnings(Rest, Unknowns, [strip(Warning2) | Warnings]) - end; -format_warnings([], Unknowns, Warnings) -> - {Unknowns, Warnings}. + Unknown; + Warning1 -> + Warning1 + end. + +console_warnings(Warnings) -> + _ = [?CONSOLE("~s", [Warning]) || Warning <- Warnings], + ok. + +file_warnings(_, []) -> + ok; +file_warnings(Output, Warnings) -> + Warnings1 = [[Warning, $\n] || Warning <- Warnings], + case file:write_file(Output, Warnings1, [append]) of + ok -> + ok; + {error, Reason} -> + throw({output_file_error, Output, Reason}) + end. strip(Warning) -> string:strip(Warning, right, $\n). |