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authorKostis Sagonas <kostis@cs.ntua.gr>2011-03-05 19:06:10 +0200
committerNiclas Axelsson <burbas@erlang.org>2011-03-11 12:03:52 +0100
commit070d9917820c2dfe00b89f9b14bdb78db28aa3f5 (patch)
treeb33d3cdc8ed5ef3e0f0bc1a5d7fd105234969cc4 /lib/dialyzer
parent1f07334d042e478d385caa0d7634ebfa6703f27a (diff)
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Renamed error/1 function and added specs
Diffstat (limited to 'lib/dialyzer')
-rw-r--r--lib/dialyzer/src/dialyzer_cl_parse.erl40
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.