diff options
Diffstat (limited to 'lib/dialyzer/src/dialyzer_cl_parse.erl')
| -rw-r--r-- | lib/dialyzer/src/dialyzer_cl_parse.erl | 40 |
1 files changed, 23 insertions, 17 deletions
diff --git a/lib/dialyzer/src/dialyzer_cl_parse.erl b/lib/dialyzer/src/dialyzer_cl_parse.erl index b68d6d190e..690ad7b8d3 100644 --- a/lib/dialyzer/src/dialyzer_cl_parse.erl +++ b/lib/dialyzer/src/dialyzer_cl_parse.erl @@ -20,10 +20,8 @@ -module(dialyzer_cl_parse). -%% Avoid warning for local function error/1 clashing with autoimported BIF. --compile({no_auto_import,[error/1]}). -export([start/0, get_lib_dir/1]). --export([collect_args/1]). % used also by typer_options.erl +-export([collect_args/1]). % used also by typer -include("dialyzer.hrl"). @@ -32,9 +30,11 @@ -type dial_cl_parse_ret() :: {'check_init', #options{}} | {'plt_info', #options{}} | {'cl', #options{}} - | {{'gui', 'gs' | 'wx'}, #options{}} + | {{'gui', 'gs' | 'wx'}, #options{}} | {'error', string()}. +-type deep_string() :: string() | [deep_string()]. + %%----------------------------------------------------------------------- -spec start() -> dial_cl_parse_ret(). @@ -82,7 +82,7 @@ cl(["--get_warnings"|T]) -> put(dialyzer_options_get_warnings, true), cl(T); cl(["-D"|_]) -> - error("No defines specified after -D"); + cl_error("No defines specified after -D"); cl(["-D"++Define|T]) -> Def = re:split(Define, "=", [{return, list}]), append_defines(Def), @@ -92,7 +92,7 @@ cl(["-h"|_]) -> cl(["--help"|_]) -> help_message(); cl(["-I"]) -> - error("no include directory specified after -I"); + cl_error("no include directory specified after -I"); cl(["-I", Dir|T]) -> append_include(Dir), cl(T); @@ -113,14 +113,14 @@ cl(["--com"++_|T]) -> NewTail = command_line(T), cl(NewTail); cl(["--output"]) -> - error("No outfile specified"); + cl_error("No outfile specified"); cl(["-o"]) -> - error("No outfile specified"); + cl_error("No outfile specified"); cl(["--output",Output|T]) -> put(dialyzer_output, Output), cl(T); cl(["--output_plt"]) -> - error("No outfile specified for --output_plt"); + cl_error("No outfile specified for --output_plt"); cl(["--output_plt",Output|T]) -> put(dialyzer_output_plt, Output), cl(T); @@ -139,7 +139,7 @@ cl(["--fullpath"|T]) -> cl(["-pa", Path|T]) -> case code:add_patha(Path) of true -> cl(T); - {error, _} -> error("Bad directory for -pa: "++Path) + {error, _} -> cl_error("Bad directory for -pa: " ++ Path) end; cl(["--plt"]) -> error("No plt specified for --plt"); @@ -174,14 +174,14 @@ cl(["--verbose"|T]) -> put(dialyzer_options_report_mode, verbose), cl(T); cl(["-W"|_]) -> - error("-W given without warning"); + cl_error("-W given without warning"); cl(["-Whelp"|_]) -> help_warnings(); cl(["-W"++Warn|T]) -> append_var(dialyzer_warnings, [list_to_atom(Warn)]), cl(T); cl(["--dump_callgraph"]) -> - error("No outfile specified for --dump_callgraph"); + cl_error("No outfile specified for --dump_callgraph"); cl(["--dump_callgraph", File|T]) -> put(dialyzer_callgraph_file, File), cl(T); @@ -197,7 +197,7 @@ cl([H|_] = L) -> NewTail = command_line(L), cl(NewTail); false -> - error("Unknown option: " ++ H) + cl_error("Unknown option: " ++ H) end; cl([]) -> {RetTag, Opts} = @@ -216,7 +216,7 @@ cl([]) -> end end, case dialyzer_options:build(Opts) of - {error, Msg} -> error(Msg); + {error, Msg} -> cl_error(Msg); OptsRecord -> {RetTag, OptsRecord} end. @@ -232,7 +232,9 @@ command_line(T0) -> end, T. -error(Str) -> +-spec cl_error(deep_string()) -> no_return(). + +cl_error(Str) -> Msg = lists:flatten(Str), throw({dialyzer_cl_parse_error, Msg}). @@ -330,11 +332,15 @@ get_plts([], Acc) -> {lists:reverse(Acc), []}. %%----------------------------------------------------------------------- +-spec help_warnings() -> no_return(). + help_warnings() -> S = warning_options_msg(), io:put_chars(S), erlang:halt(?RET_NOTHING_SUSPICIOUS). +-spec help_message() -> no_return(). + help_message() -> S = "Usage: dialyzer [--help] [--version] [--shell] [--quiet] [--verbose] [-pa dir]* [--plt plt] [--plts plt*] [-Ddefine]* @@ -494,13 +500,13 @@ warning_options_msg() -> Include warnings about behaviour callbacks which drift from the published recommended interfaces. -Wunderspecs *** - Warn about underspecified functions + Warn about underspecified functions (those whose -spec is strictly more allowing than the success typing). The following options are also available but their use is not recommended: (they are mostly for Dialyzer developers and internal debugging) -Woverspecs *** - Warn about overspecified functions + Warn about overspecified functions (those whose -spec is strictly less allowing than the success typing). -Wspecdiffs *** Warn when the -spec is different than the success typing. |