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-rw-r--r--lib/reltool/src/reltool.erl45
1 files changed, 21 insertions, 24 deletions
diff --git a/lib/reltool/src/reltool.erl b/lib/reltool/src/reltool.erl
index 9dd0a24f46..54eb1ca9e1 100644
--- a/lib/reltool/src/reltool.erl
+++ b/lib/reltool/src/reltool.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2009-2010. All Rights Reserved.
+%% Copyright Ericsson AB 2009-2011. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
@@ -38,26 +38,26 @@ start() ->
%% Start main window process
-spec start(options()) -> {ok, window_pid()} | {error, reason()}.
-start(Options)when is_list(Options) ->
+start(Options) when is_list(Options) ->
case start_link(Options) of
- {ok, WinPid} ->
+ {ok, WinPid} = OK ->
unlink(WinPid),
- {ok, WinPid};
- Other->
- Other
+ OK;
+ {error, _Reason} = Error ->
+ Error
end.
%% Start main window process with wx debugging enabled
--spec debug() -> {ok, window_pid()} | {error, reason()}.
+-spec debug() -> {ok, window_pid()} | {error, reason()}.
debug() ->
start([{wx_debug, 2}]).
%% Start main window process with options
--spec start_link(options()) -> {ok, window_pid() | {error, reason()}}.
+-spec start_link(options()) -> {ok, window_pid()} | {error, reason()}.
start_link(Options) when is_list(Options) ->
case reltool_sys_win:start_link(Options) of
- {ok, WinPid} ->
- {ok, WinPid};
+ {ok, _WinPid} = OK ->
+ OK;
{error, Reason} ->
{error, lists:flatten(io_lib:format("~p", [Reason]))}
end.
@@ -76,8 +76,8 @@ start_server(Options) ->
-spec get_server(window_pid()) -> {ok, server_pid()} | {error, reason()}.
get_server(WinPid) ->
case reltool_sys_win:get_server(WinPid) of
- {ok, ServerPid} ->
- {ok, ServerPid};
+ {ok, _ServerPid} = OK ->
+ OK;
{error, Reason} ->
{error, lists:flatten(io_lib:format("~p", [Reason]))}
end.
@@ -96,9 +96,9 @@ stop(Pid) when is_pid(Pid) ->
end.
%% Internal library function
--spec eval_server(server(), boolean(), fun((server_pid()) -> term())) ->
- {ok, server_pid()} | {error, reason()}.
-eval_server(Pid, DisplayWarnings, Fun)
+-spec eval_server(server(), boolean(), fun((server_pid()) -> Ret)) ->
+ Ret | {error, reason()} when Ret :: term().
+eval_server(Pid, _DisplayWarnings, Fun)
when is_pid(Pid) ->
Fun(Pid);
eval_server(Options, DisplayWarnings, Fun)
@@ -107,8 +107,8 @@ eval_server(Options, DisplayWarnings, Fun)
Res = case start_server(Options) of
{ok, Pid} ->
apply_fun(Pid, DisplayWarnings, Fun);
- {error, Reason} ->
- {error, Reason}
+ {error, _Reason} = Error ->
+ Error
end,
process_flag(trap_exit, TrapExit),
Res.
@@ -122,21 +122,18 @@ apply_fun(Pid, true, Fun) ->
{ok, Warnings} ->
[io:format("~p: ~s\n", [?APPLICATION, W]) || W <- Warnings],
apply_fun(Pid, false, Fun);
- {error, Reason} ->
+ {error, _Reason} = Error ->
stop(Pid),
- {error, Reason}
+ Error
end.
%% Get status about the configuration
-type warning() :: string().
--spec get_status(server()) ->
- {ok, [warning()]} | {error, reason()}.
+-spec get_status(server()) -> {ok, [warning()]} | {error, reason()}.
get_status(PidOrOptions)
when is_pid(PidOrOptions); is_list(PidOrOptions) ->
eval_server(PidOrOptions, false,
- fun(Pid) ->
- reltool_server:get_status(Pid)
- end).
+ fun(Pid) -> reltool_server:get_status(Pid) end).
%% Get reltool configuration
-spec get_config(server()) -> {ok, config()} | {error, reason()}.