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-rw-r--r--lib/tools/emacs/Makefile20
-rw-r--r--lib/tools/emacs/erlang-skels.el248
-rw-r--r--lib/tools/emacs/erlang.el129
-rw-r--r--lib/tools/emacs/test.erl.indented784
-rw-r--r--lib/tools/emacs/test.erl.orig784
5 files changed, 225 insertions, 1740 deletions
diff --git a/lib/tools/emacs/Makefile b/lib/tools/emacs/Makefile
index 35c93ba4ed..ea4d6cb723 100644
--- a/lib/tools/emacs/Makefile
+++ b/lib/tools/emacs/Makefile
@@ -54,8 +54,6 @@ EL_FILES = $(EMACS_FILES:%=%.el)
ELC_FILES = $(EMACS_FILES:%=%.elc)
-TEST_FILES = test.erl.indented test.erl.orig
-
# ----------------------------------------------------
# Targets
# ----------------------------------------------------
@@ -75,7 +73,7 @@ include $(ERL_TOP)/make/otp_release_targets.mk
release_spec: opt
$(INSTALL_DIR) "$(RELSYSDIR)/emacs"
- $(INSTALL_DATA) $(EL_FILES) $(README_FILES) $(TEST_FILES) \
+ $(INSTALL_DATA) $(EL_FILES) $(README_FILES) \
"$(RELSYSDIR)/emacs"
ifeq ($(DOCTYPE),pdf)
@@ -89,19 +87,3 @@ release_docs_spec: docs
$(INSTALL_DATA) $(MAN_FILES) "$(RELEASE_PATH)/man/man3"
endif
endif
-
-EMACS ?= emacs
-
-test_indentation:
- @rm -f test.erl
- @rm -f test_indent.el
- @echo '(load "erlang-start")' >> test_indent.el
- @echo '(find-file "test.erl.orig")' >> test_indent.el
- @echo "(require 'cl) ; required with Emacs < 23 for ignore-errors" >> test_indent.el
- @echo '(erlang-mode)' >> test_indent.el
- @echo '(toggle-debug-on-error)' >> test_indent.el
- @echo '(erlang-indent-current-buffer)' >> test_indent.el
- @echo '(write-file "test.erl")' >> test_indent.el
- $(EMACS) --batch -Q -L . -l test_indent.el
- diff -u test.erl.indented test.erl
- @echo "No differences between expected and actual indentation"
diff --git a/lib/tools/emacs/erlang-skels.el b/lib/tools/emacs/erlang-skels.el
index bdb3d9ad4a..534f50ab33 100644
--- a/lib/tools/emacs/erlang-skels.el
+++ b/lib/tools/emacs/erlang-skels.el
@@ -279,7 +279,8 @@ Please see the function `tempo-define-template'.")
'((erlang-skel-include erlang-skel-large-header)
"-behaviour(application)." n n
"%% Application callbacks" n
- "-export([start/2, stop/1])." n n
+ "-export([start/2, start_phase/3, stop/1, prep_stop/1," n>
+ "config_change/3])." n n
(erlang-skel-double-separator-start 3)
"%%% Application callbacks" n
(erlang-skel-double-separator-end 3) n
@@ -291,13 +292,14 @@ Please see the function `tempo-define-template'.")
"%% application. If the application is structured according to the OTP" n
"%% design principles as a supervision tree, this means starting the" n
"%% top supervisor of the tree." n
- "%%" n
- "%% @spec start(StartType, StartArgs) -> {ok, Pid} |" n
- "%% {ok, Pid, State} |" n
- "%% {error, Reason}" n
- "%% StartType = normal | {takeover, Node} | {failover, Node}" n
- "%% StartArgs = term()" n
(erlang-skel-separator-end 2)
+ "-spec start(StartType :: normal |" n>
+ "{takeover, Node :: node()} |" n>
+ "{failover, Node :: node()}," n>
+ "StartArgs :: term()) ->" n>
+ "{ok, Pid :: pid()} |" n>
+ "{ok, Pid :: pid(), State :: term()} |" n>
+ "{error, Reason :: term()}." n
"start(_StartType, _StartArgs) ->" n>
"case 'TopSupervisor':start_link() of" n>
"{ok, Pid} ->" n>
@@ -309,15 +311,52 @@ Please see the function `tempo-define-template'.")
(erlang-skel-separator-start 2)
"%% @private" n
"%% @doc" n
+ "%% top supervisor of the tree." n
+ "%% Starts an application with included applications, when" n
+ "%% synchronization is needed between processes in the different" n
+ "%% applications during startup."
+ (erlang-skel-separator-end 2)
+ "-spec start_phase(Phase :: atom()," n>
+ "StartType :: normal |" n>
+ "{takeover, Node :: node()} |" n>
+ "{failover, Node :: node()}," n>
+ "PhaseArgs :: term()) -> ok | {error, Reason :: term()}." n
+ "start_phase(_Phase, _StartType, _PhaseArgs) ->" n>
+ "ok."n
+ n
+ (erlang-skel-separator-start 2)
+ "%% @private" n
+ "%% @doc" n
"%% This function is called whenever an application has stopped. It" n
"%% is intended to be the opposite of Module:start/2 and should do" n
"%% any necessary cleaning up. The return value is ignored." n
- "%%" n
- "%% @spec stop(State) -> void()" n
(erlang-skel-separator-end 2)
+ "-spec stop(State :: term()) -> any()." n
"stop(_State) ->" n>
"ok." n
n
+ (erlang-skel-separator-start 2)
+ "%% @private" n
+ "%% @doc" n
+ "%% This function is called when an application is about to be stopped," n
+ "%% before shutting down the processes of the application." n
+ (erlang-skel-separator-end 2)
+ "-spec prep_stop(State :: term()) -> NewState :: term()." n
+ "prep_stop(State) ->" n>
+ "State." n
+ n
+ (erlang-skel-separator-start 2)
+ "%% @private" n
+ "%% @doc" n
+ "%% This function is called by an application after a code replacement," n
+ "%% if the configuration parameters have changed." n
+ (erlang-skel-separator-end 2)
+ "-spec config_change(Changed :: [{Par :: atom(), Val :: term()}]," n>
+ "New :: [{Par :: atom(), Val :: term()}]," n>
+ "Removed :: [Par :: atom()]) -> ok." n
+ "config_change(_Changed, _New, _Removed) ->" n>
+ "ok." n
+ n
(erlang-skel-double-separator-start 3)
"%%% Internal functions" n
(erlang-skel-double-separator-end 3)
@@ -343,9 +382,12 @@ Please see the function `tempo-define-template'.")
(erlang-skel-separator-start 2)
"%% @doc" n
"%% Starts the supervisor" n
- "%%" n
- "%% @spec start_link() -> {ok, Pid} | ignore | {error, Error}" n
(erlang-skel-separator-end 2)
+ "-spec start_link() -> {ok, Pid :: pid()} |" n>
+ "{error, {already_started, Pid :: pid()}} |" n>
+ "{error, {shutdown, term()}} |" n>
+ "{error, term()} |" n>
+ "ignore." n
"start_link() ->" n>
"supervisor:start_link({local, ?SERVER}, ?MODULE, [])." n
n
@@ -359,11 +401,11 @@ Please see the function `tempo-define-template'.")
"%% this function is called by the new process to find out about" n
"%% restart strategy, maximum restart intensity, and child" n
"%% specifications." n
- "%%" n
- "%% @spec init(Args) -> {ok, {SupFlags, [ChildSpec]}} |" n
- "%% ignore |" n
- "%% {error, Reason}" n
(erlang-skel-separator-end 2)
+ "-spec init(Args :: term()) ->" n>
+ "{ok, {SupFlags :: supervisor:sup_flags()," n>
+ "[ChildSpec :: supervisor:child_spec()]}} |" n>
+ "ignore." n
"init([]) ->" n
"" n>
"SupFlags = #{strategy => one_for_one," n>
@@ -406,9 +448,11 @@ Please see the function `tempo-define-template'.")
(erlang-skel-separator-start 2)
"%% @doc" n
"%% Starts the supervisor bridge" n
- "%%" n
- "%% @spec start_link() -> {ok, Pid} | ignore | {error, Error}" n
(erlang-skel-separator-end 2)
+ "-spec start_link() -> {ok, Pid :: pid()} |" n>
+ "{error, {already_started, Pid :: pid()}} |" n>
+ "{error, term()} |" n>
+ "ignore." n
"start_link() ->" n>
"supervisor_bridge:start_link({local, ?SERVER}, ?MODULE, [])." n
n
@@ -422,11 +466,10 @@ Please see the function `tempo-define-template'.")
"%% which calls Module:init/1 to start the subsystem. To ensure a" n
"%% synchronized start-up procedure, this function does not return" n
"%% until Module:init/1 has returned." n
- "%%" n
- "%% @spec init(Args) -> {ok, Pid, State} |" n
- "%% ignore |" n
- "%% {error, Reason}" n
(erlang-skel-separator-end 2)
+ "-spec init(Args :: term()) -> {ok, Pid :: pid(), State :: term()} |" n>
+ "{error, Error :: term()} |" n>
+ "ignore." n
"init([]) ->" n>
"case 'AModule':start_link() of" n>
"{ok, Pid} ->" n>
@@ -442,10 +485,9 @@ Please see the function `tempo-define-template'.")
"%% to terminate. It should be the opposite of Module:init/1 and stop" n
"%% the subsystem and do any necessary cleaning up.The return value is" n
"%% ignored." n
- "%%" n
- "%% @spec terminate(Reason, State) -> void()" n
(erlang-skel-separator-end 2)
- "terminate(Reason, State) ->" n>
+ "-spec terminate(Reason :: shutdown | term(), State :: term()) -> any()." n
+ "terminate(_Reason, _State) ->" n>
"'AModule':stop()," n>
"ok." n
n
@@ -464,9 +506,8 @@ Please see the function `tempo-define-template'.")
"-export([start_link/0])." n n
"%% gen_server callbacks" n
- "-export([init/1, handle_call/3, handle_cast/2, "
- "handle_info/2," n>
- "terminate/2, code_change/3])." n n
+ "-export([init/1, handle_call/3, handle_cast/2, handle_info/2," n>
+ "terminate/2, code_change/3, format_status/2])." n n
"-define(SERVER, ?MODULE)." n n
@@ -478,9 +519,11 @@ Please see the function `tempo-define-template'.")
(erlang-skel-separator-start 2)
"%% @doc" n
"%% Starts the server" n
- "%%" n
- "%% @spec start_link() -> {ok, Pid} | ignore | {error, Error}" n
(erlang-skel-separator-end 2)
+ "-spec start_link() -> {ok, Pid :: pid()} |" n>
+ "{error, Error :: {already_started, pid()}} |" n>
+ "{error, Error :: term()} |" n>
+ "ignore." n
"start_link() ->" n>
"gen_server:start_link({local, ?SERVER}, ?MODULE, [], [])." n
n
@@ -492,12 +535,12 @@ Please see the function `tempo-define-template'.")
"%% @private" n
"%% @doc" n
"%% Initializes the server" n
- "%%" n
- "%% @spec init(Args) -> {ok, State} |" n
- "%% {ok, State, Timeout} |" n
- "%% ignore |" n
- "%% {stop, Reason}" n
(erlang-skel-separator-end 2)
+ "-spec init(Args :: term()) -> {ok, State :: term()} |" n>
+ "{ok, State :: term(), Timeout :: timeout()} |" n>
+ "{ok, State :: term(), hibernate} |" n>
+ "{stop, Reason :: term()} |" n>
+ "ignore." n
"init([]) ->" n>
"process_flag(trap_exit, true)," n>
"{ok, #state{}}." n
@@ -506,15 +549,16 @@ Please see the function `tempo-define-template'.")
"%% @private" n
"%% @doc" n
"%% Handling call messages" n
- "%%" n
- "%% @spec handle_call(Request, From, State) ->" n
- "%% {reply, Reply, State} |" n
- "%% {reply, Reply, State, Timeout} |" n
- "%% {noreply, State} |" n
- "%% {noreply, State, Timeout} |" n
- "%% {stop, Reason, Reply, State} |" n
- "%% {stop, Reason, State}" n
(erlang-skel-separator-end 2)
+ "-spec handle_call(Request :: term(), From :: {pid(), term()}, State :: term()) ->" n>
+ "{reply, Reply :: term(), NewState :: term()} |" n>
+ "{reply, Reply :: term(), NewState :: term(), Timeout :: timeout()} |" n>
+ "{reply, Reply :: term(), NewState :: term(), hibernate} |" n>
+ "{noreply, NewState :: term()} |" n>
+ "{noreply, NewState :: term(), Timeout :: timeout()} |" n>
+ "{noreply, NewState :: term(), hibernate} |" n>
+ "{stop, Reason :: term(), Reply :: term(), NewState :: term()} |" n>
+ "{stop, Reason :: term(), NewState :: term()}." n
"handle_call(_Request, _From, State) ->" n>
"Reply = ok," n>
"{reply, Reply, State}." n
@@ -523,23 +567,25 @@ Please see the function `tempo-define-template'.")
"%% @private" n
"%% @doc" n
"%% Handling cast messages" n
- "%%" n
- "%% @spec handle_cast(Msg, State) -> {noreply, State} |" n
- "%% {noreply, State, Timeout} |" n
- "%% {stop, Reason, State}" n
(erlang-skel-separator-end 2)
- "handle_cast(_Msg, State) ->" n>
+ "-spec handle_cast(Request :: term(), State :: term()) ->" n>
+ "{noreply, NewState :: term()} |" n>
+ "{noreply, NewState :: term(), Timeout :: timeout()} |" n>
+ "{noreply, NewState :: term(), hibernate} |" n>
+ "{stop, Reason :: term(), NewState :: term()}." n
+ "handle_cast(_Request, State) ->" n>
"{noreply, State}." n
n
(erlang-skel-separator-start 2)
"%% @private" n
"%% @doc" n
"%% Handling all non call/cast messages" n
- "%%" n
- "%% @spec handle_info(Info, State) -> {noreply, State} |" n
- "%% {noreply, State, Timeout} |" n
- "%% {stop, Reason, State}" n
(erlang-skel-separator-end 2)
+ "-spec handle_info(Info :: timeout() | term(), State :: term()) ->" n>
+ "{noreply, NewState :: term()} |" n>
+ "{noreply, NewState :: term(), Timeout :: timeout()} |" n>
+ "{noreply, NewState :: term(), hibernate} |" n>
+ "{stop, Reason :: normal | term(), NewState :: term()}." n
"handle_info(_Info, State) ->" n>
"{noreply, State}." n
n
@@ -550,9 +596,9 @@ Please see the function `tempo-define-template'.")
"%% terminate. It should be the opposite of Module:init/1 and do any" n
"%% necessary cleaning up. When it returns, the gen_server terminates" n
"%% with Reason. The return value is ignored." n
- "%%" n
- "%% @spec terminate(Reason, State) -> void()" n
(erlang-skel-separator-end 2)
+ "-spec terminate(Reason :: normal | shutdown | {shutdown, term()} | term()," n>
+ "State :: term()) -> any()." n
"terminate(_Reason, _State) ->" n>
"ok." n
n
@@ -560,12 +606,26 @@ Please see the function `tempo-define-template'.")
"%% @private" n
"%% @doc" n
"%% Convert process state when code is changed" n
- "%%" n
- "%% @spec code_change(OldVsn, State, Extra) -> {ok, NewState}" n
(erlang-skel-separator-end 2)
+ "-spec code_change(OldVsn :: term() | {down, term()}," n>
+ "State :: term()," n>
+ "Extra :: term()) -> {ok, NewState :: term()} |" n>
+ "{error, Reason :: term()}." n
"code_change(_OldVsn, State, _Extra) ->" n>
"{ok, State}." n
n
+ (erlang-skel-separator-start 2)
+ "%% @private" n
+ "%% @doc" n
+ "%% This function is called for changing the form and appearance" n
+ "%% of gen_server status when it is returned from sys:get_status/1,2" n
+ "%% or when it appears in termination error logs." n
+ (erlang-skel-separator-end 2)
+ "-spec format_status(Opt :: normal | terminate," n>
+ "Status :: list()) -> Status :: term()." n
+ "format_status(_Opt, Status) ->" n>
+ "Status." n
+ n
(erlang-skel-double-separator-start 3)
"%%% Internal functions" n
(erlang-skel-double-separator-end 3)
@@ -581,8 +641,8 @@ Please see the function `tempo-define-template'.")
"-export([start_link/0, add_handler/0])." n n
"%% gen_event callbacks" n
- "-export([init/1, handle_event/2, handle_call/2, " n>
- "handle_info/2, terminate/2, code_change/3])." n n
+ "-export([init/1, handle_event/2, handle_call/2, handle_info/2," n>
+ "terminate/2, code_change/3, format_status/2])." n n
"-define(SERVER, ?MODULE)." n n
@@ -594,18 +654,17 @@ Please see the function `tempo-define-template'.")
(erlang-skel-separator-start 2)
"%% @doc" n
"%% Creates an event manager" n
- "%%" n
- "%% @spec start_link() -> {ok, Pid} | {error, Error}" n
(erlang-skel-separator-end 2)
+ "-spec start_link() -> {ok, Pid :: pid()} |" n>
+ "{error, Error :: {already_started, pid()} | term()}." n
"start_link() ->" n>
"gen_event:start_link({local, ?SERVER})." n
n
(erlang-skel-separator-start 2)
"%% @doc" n
"%% Adds an event handler" n
- "%%" n
- "%% @spec add_handler() -> ok | {'EXIT', Reason} | term()" n
(erlang-skel-separator-end 2)
+ "-spec add_handler() -> ok | {'EXIT', Reason :: term()} | term()." n
"add_handler() ->" n>
"gen_event:add_handler(?SERVER, ?MODULE, [])." n
n
@@ -617,9 +676,11 @@ Please see the function `tempo-define-template'.")
"%% @doc" n
"%% Whenever a new event handler is added to an event manager," n
"%% this function is called to initialize the event handler." n
- "%%" n
- "%% @spec init(Args) -> {ok, State}" n
(erlang-skel-separator-end 2)
+ "-spec init(Args :: term() | {Args :: term(), Term :: term()}) ->" n>
+ "{ok, State :: term()} |" n>
+ "{ok, State :: term(), hibernate} |" n>
+ "{error, Reason :: term()}." n
"init([]) ->" n>
"{ok, #state{}}." n
n
@@ -629,12 +690,13 @@ Please see the function `tempo-define-template'.")
"%% Whenever an event manager receives an event sent using" n
"%% gen_event:notify/2 or gen_event:sync_notify/2, this function is" n
"%% called for each installed event handler to handle the event." n
- "%%" n
- "%% @spec handle_event(Event, State) ->" n
- "%% {ok, State} |" n
- "%% {swap_handler, Args1, State1, Mod2, Args2} |"n
- "%% remove_handler" n
(erlang-skel-separator-end 2)
+ "-spec handle_event(Event :: term(), State :: term()) ->" n>
+ "{ok, NewState :: term()} |" n>
+ "{ok, NewState :: term(), hibernate} |" n>
+ "remove_handler |" n>
+ "{swap_handler, Args1 :: term(), NewState :: term()," n>
+ "Handler2 :: atom() | {atom(), term()} , Args2 :: term()}." n>
"handle_event(_Event, State) ->" n>
"{ok, State}." n
n
@@ -644,12 +706,13 @@ Please see the function `tempo-define-template'.")
"%% Whenever an event manager receives a request sent using" n
"%% gen_event:call/3,4, this function is called for the specified" n
"%% event handler to handle the request." n
- "%%" n
- "%% @spec handle_call(Request, State) ->" n
- "%% {ok, Reply, State} |" n
- "%% {swap_handler, Reply, Args1, State1, Mod2, Args2} |" n
- "%% {remove_handler, Reply}" n
(erlang-skel-separator-end 2)
+ "-spec handle_call(Request :: term(), State :: term()) ->" n>
+ "{ok, Reply :: term(), NewState :: term()} |" n>
+ "{ok, Reply :: term(), NewState :: term(), hibernate} |" n>
+ "{remove_handler, Reply :: term()} |" n>
+ "{swap_handler, Reply :: term(), Args1 :: term(), NewState :: term()," n>
+ "Handler2 :: atom() | {atom(), term()}, Args2 :: term()}." n
"handle_call(_Request, State) ->" n>
"Reply = ok," n>
"{ok, Reply, State}." n
@@ -660,12 +723,13 @@ Please see the function `tempo-define-template'.")
"%% This function is called for each installed event handler when" n
"%% an event manager receives any other message than an event or a" n
"%% synchronous request (or a system message)." n
- "%%" n
- "%% @spec handle_info(Info, State) ->" n
- "%% {ok, State} |" n
- "%% {swap_handler, Args1, State1, Mod2, Args2} |" n
- "%% remove_handler" n
(erlang-skel-separator-end 2)
+ "-spec handle_info(Info :: term(), State :: term()) ->" n>
+ "{ok, NewState :: term()} |" n>
+ "{ok, NewState :: term(), hibernate} |" n>
+ "remove_handler |" n>
+ "{swap_handler, Args1 :: term(), NewState :: term()," n>
+ "Handler2 :: atom() | {atom(), term()}, Args2 :: term()}." n
"handle_info(_Info, State) ->" n>
"{ok, State}." n
n
@@ -675,22 +739,40 @@ Please see the function `tempo-define-template'.")
"%% Whenever an event handler is deleted from an event manager, this" n
"%% function is called. It should be the opposite of Module:init/1 and" n
"%% do any necessary cleaning up." n
- "%%" n
- "%% @spec terminate(Reason, State) -> void()" n
(erlang-skel-separator-end 2)
- "terminate(_Reason, _State) ->" n>
+ "-spec terminate(Arg :: {stop, Reason :: term()} |" n>
+ "stop |" n>
+ "remove_handler |" n>
+ "{error, {'EXIT', Reason :: term()}} |" n>
+ "{error, Term :: term()} |" n>
+ "term()," n>
+ "State :: term()) -> any()." n
+ "terminate(_Arg, _State) ->" n>
"ok." n
n
(erlang-skel-separator-start 2)
"%% @private" n
"%% @doc" n
"%% Convert process state when code is changed" n
- "%%" n
- "%% @spec code_change(OldVsn, State, Extra) -> {ok, NewState}" n
(erlang-skel-separator-end 2)
+ "-spec code_change(OldVsn :: term() | {down, term()}," n>
+ "State :: term()," n>
+ "Extra :: term()) -> {ok, NewState :: term()}." n
"code_change(_OldVsn, State, _Extra) ->" n>
"{ok, State}." n
n
+ (erlang-skel-separator-start 2)
+ "%% @private" n
+ "%% @doc" n
+ "%% This function is called for changing the form and appearance" n
+ "%% of gen_event status when it is returned from sys:get_status/1,2" n
+ "%% or when it appears in termination error logs." n
+ (erlang-skel-separator-end 2)
+ "-spec format_status(Opt :: normal | terminate," n>
+ "Status :: list()) -> Status :: term()." n
+ "format_status(_Opt, Status) ->" n>
+ "Status." n
+ n
(erlang-skel-double-separator-start 3)
"%%% Internal functions" n
(erlang-skel-double-separator-end 3)
diff --git a/lib/tools/emacs/erlang.el b/lib/tools/emacs/erlang.el
index d9efadf64a..b3411c3ce7 100644
--- a/lib/tools/emacs/erlang.el
+++ b/lib/tools/emacs/erlang.el
@@ -4,7 +4,7 @@
;; Author: Anders Lindgren
;; Keywords: erlang, languages, processes
;; Date: 2011-12-11
-;; Version: 2.8.0
+;; Version: 2.8.1
;; Package-Requires: ((emacs "24.1"))
;; %CopyrightBegin%
@@ -84,7 +84,7 @@
"The Erlang programming language."
:group 'languages)
-(defconst erlang-version "2.8.0"
+(defconst erlang-version "2.8.1"
"The version number of Erlang mode.")
(defcustom erlang-root-dir nil
@@ -885,7 +885,6 @@ resulting regexp is surrounded by \\_< and \\_>."
"append"
"append_element"
"await_proc_exit"
- "await_sched_wall_time_modifications"
"bump_reductions"
"call_on_load_function"
"cancel_timer"
@@ -923,7 +922,6 @@ resulting regexp is surrounded by \\_< and \\_>."
"function_exported"
"garbage_collect_message_area"
"gather_gc_info_result"
- "gather_sched_wall_time_result"
"get_cookie"
"get_module_info"
"get_stacktrace"
@@ -2744,7 +2742,7 @@ Return nil if inside string, t if in a comment."
(1+ (nth 2 stack-top)))
((= (char-syntax (following-char)) ?\))
(goto-char (nth 1 stack-top))
- (cond ((looking-at "[({]\\s *\\($\\|%\\)")
+ (cond ((erlang-record-or-function-args-p)
;; Line ends with parenthesis.
(let ((previous (erlang-indent-find-preceding-expr))
(stack-pos (nth 2 stack-top)))
@@ -2754,19 +2752,10 @@ Return nil if inside string, t if in a comment."
(nth 2 stack-top))))
((= (following-char) ?,)
;; a comma at the start of the line: line up with opening parenthesis.
- (nth 2 stack-top))
+ (min (nth 2 stack-top)
+ (erlang-indent-element stack-top indent-point token)))
(t
- (goto-char (nth 1 stack-top))
- (let ((base (cond ((looking-at "[({]\\s *\\($\\|%\\)")
- ;; Line ends with parenthesis.
- (erlang-indent-parenthesis (nth 2 stack-top)))
- (t
- ;; Indent to the same column as the first
- ;; argument.
- (goto-char (1+ (nth 1 stack-top)))
- (skip-chars-forward " \t")
- (current-column)))))
- (erlang-indent-standard indent-point token base 't)))))
+ (erlang-indent-element stack-top indent-point token))))
;;
((eq (car stack-top) '<<)
;; Element of binary (possible comprehension) expression,
@@ -2775,13 +2764,11 @@ Return nil if inside string, t if in a comment."
(+ 2 (nth 2 stack-top)))
((looking-at "\\(>>\\)[^_a-zA-Z0-9]")
(nth 2 stack-top))
+ ((= (following-char) ?,)
+ (min (+ (nth 2 stack-top) 1)
+ (- (erlang-indent-to-first-element stack-top 2) 1)))
(t
- (goto-char (nth 1 stack-top))
- ;; Indent to the same column as the first
- ;; argument.
- (goto-char (+ 2 (nth 1 stack-top)))
- (skip-chars-forward " \t")
- (current-column))))
+ (erlang-indent-to-first-element stack-top 2))))
((memq (car stack-top) '(icr fun spec))
;; The default indentation is the column of the option
@@ -2837,12 +2824,13 @@ Return nil if inside string, t if in a comment."
(let ((base (erlang-indent-find-base stack indent-point off skip)))
;; Special cases
(goto-char indent-point)
- (cond ((looking-at "\\(end\\|after\\)\\($\\|[^_a-zA-Z0-9]\\)")
+ (cond ((looking-at "\\(;\\|end\\|after\\)\\($\\|[^_a-zA-Z0-9]\\)")
(if (eq (car stack-top) '->)
(erlang-pop stack))
- (if stack
- (erlang-caddr (car stack))
- 0))
+ (cond ((and stack (looking-at ";"))
+ (+ (erlang-caddr (car stack)) (- erlang-indent-level 2)))
+ (stack (erlang-caddr (car stack)))
+ (t off)))
((looking-at "catch\\b\\($\\|[^_a-zA-Z0-9]\\)")
;; Are we in a try
(let ((start (if (eq (car stack-top) '->)
@@ -2916,6 +2904,22 @@ Return nil if inside string, t if in a comment."
(current-column))) start-alternativ))))))
)))
+(defun erlang-indent-to-first-element (stack-top extra)
+ ;; Indent to the same column as the first
+ ;; argument. extra should be 1 for lists tuples or 2 for binaries
+ (goto-char (+ (nth 1 stack-top) extra))
+ (skip-chars-forward " \t")
+ (current-column))
+
+(defun erlang-indent-element (stack-top indent-point token)
+ (goto-char (nth 1 stack-top))
+ (let ((base (cond ((erlang-record-or-function-args-p)
+ ;; Line ends with parenthesis.
+ (erlang-indent-parenthesis (nth 2 stack-top)))
+ (t
+ (erlang-indent-to-first-element stack-top 1)))))
+ (erlang-indent-standard indent-point token base 't)))
+
(defun erlang-indent-standard (indent-point token base inside-parenthesis)
"Standard indent when in blocks or tuple or arguments.
Look at last thing to see in what state we are, move relative to the base."
@@ -2941,6 +2945,9 @@ Return nil if inside string, t if in a comment."
;; Avoid treating comments a continued line.
((= (following-char) ?%)
base)
+ ((and (= (following-char) ?,) inside-parenthesis)
+ ;; a comma at the start of the line line up with parenthesis
+ (- base 1))
;; Continued line (e.g. line beginning
;; with an operator.)
(t
@@ -3030,11 +3037,21 @@ This assumes that the preceding expression is either simple
(t col)))
col))))
+(defun erlang-record-or-function-args-p ()
+ (and (looking-at "[({]\\s *\\($\\|%\\)")
+ (or (eq (following-char) ?\( )
+ (save-excursion
+ (ignore-errors (forward-sexp (- 1)))
+ (eq (preceding-char) ?#)))))
+
(defun erlang-indent-parenthesis (stack-position)
(let ((previous (erlang-indent-find-preceding-expr)))
- (if (> previous stack-position)
- (+ stack-position erlang-argument-indent)
- (+ previous erlang-argument-indent))))
+ (cond ((eq previous stack-position) ;; tuple or map not a record
+ (1+ stack-position))
+ ((> previous stack-position)
+ (+ stack-position erlang-argument-indent))
+ (t
+ (+ previous erlang-argument-indent)))))
(defun erlang-skip-blank (&optional lim)
"Skip over whitespace and comments until limit reached."
@@ -5168,7 +5185,6 @@ future, a new shell on an already running host will be started."
;; e.g. it does not assume that we are running an inferior
;; Erlang, there exists a lot of other possibilities.
-
(defvar erlang-shell-buffer-name "*erlang*"
"The name of the Erlang link shell buffer.")
@@ -5179,46 +5195,28 @@ Also see the description of `ielm-prompt-read-only'."
:type 'boolean
:package-version '(erlang . "2.8.0"))
-(defvar erlang-shell-mode-map nil
- "Keymap used by Erlang shells.")
-
-
-(defvar erlang-shell-mode-hook nil
- "User functions to run when an Erlang shell is started.
-
-This hook is used to change the behaviour of Erlang mode. It is
-normally used by the user to personalise the programming environment.
-When used in a site init file, it could be used to customise Erlang
-mode for all users on the system.
-
-The function added to this hook is run every time a new Erlang
-shell is started.
+(defvar erlang-shell-mode-map
+ (let ((map (make-sparse-keymap)))
+ (define-key map "\M-\t" 'erlang-complete-tag)
-See also `erlang-load-hook', a hook which is run once, when Erlang
-mode is loaded, and `erlang-mode-hook' which is run every time a new
-Erlang source file is loaded into Emacs.")
+ ;; Normally the other way around.
+ (define-key map "\C-a" 'comint-bol)
+ (define-key map "\C-c\C-a" 'beginning-of-line)
+ (define-key map "\C-d" nil) ; Was `comint-delchar-or-maybe-eof'
+ (define-key map "\M-\C-m" 'compile-goto-error)
+ map)
+ "Keymap used by Erlang shells.")
(defvar erlang-input-ring-file-name "~/.erlang_history"
"When non-nil, file name used to store Erlang shell history information.")
-
-(defun erlang-shell-mode ()
+(define-derived-mode erlang-shell-mode comint-mode "Erlang Shell"
"Major mode for interacting with an Erlang shell.
-We assume that we already are in Comint mode.
-
The following special commands are available:
\\{erlang-shell-mode-map}"
- (interactive)
- (setq major-mode 'erlang-shell-mode)
- (setq mode-name "Erlang Shell")
(erlang-mode-variables)
- (if erlang-shell-mode-map
- nil
- (setq erlang-shell-mode-map (copy-keymap comint-mode-map))
- (erlang-shell-mode-commands erlang-shell-mode-map))
- (use-local-map erlang-shell-mode-map)
;; Needed when compiling directly from the Erlang shell.
(setq compilation-last-buffer (current-buffer))
(setq comint-prompt-regexp "^[^>=]*> *")
@@ -5232,7 +5230,6 @@ The following special commands are available:
'inferior-erlang-strip-delete nil t)
(add-hook 'comint-output-filter-functions
'inferior-erlang-strip-ctrl-m nil t)
-
(setq comint-input-ring-file-name erlang-input-ring-file-name)
(comint-read-input-ring t)
(make-local-variable 'kill-buffer-hook)
@@ -5251,8 +5248,7 @@ The following special commands are available:
(define-key map [menu-bar compilation]
(cons "Errors" compilation-menu-map)))
map))))
- (erlang-tags-init)
- (run-hooks 'erlang-shell-mode-hook))
+ (erlang-tags-init))
(defun erlang-mouse-2-command (event)
@@ -5274,13 +5270,6 @@ Selects Comint or Compilation mode command as appropriate."
(call-interactively (lookup-key compilation-mode-map "\C-m"))
(call-interactively (lookup-key comint-mode-map "\C-m"))))
-(defun erlang-shell-mode-commands (map)
- (define-key map "\M-\t" 'erlang-complete-tag)
- (define-key map "\C-a" 'comint-bol) ; Normally the other way around.
- (define-key map "\C-c\C-a" 'beginning-of-line)
- (define-key map "\C-d" nil) ; Was `comint-delchar-or-maybe-eof'
- (define-key map "\M-\C-m" 'compile-goto-error))
-
;;;
;;; Inferior Erlang -- Run an Erlang shell as a subprocess.
;;;
diff --git a/lib/tools/emacs/test.erl.indented b/lib/tools/emacs/test.erl.indented
deleted file mode 100644
index 14a4eca7c3..0000000000
--- a/lib/tools/emacs/test.erl.indented
+++ /dev/null
@@ -1,784 +0,0 @@
-%% -*- Mode: erlang; indent-tabs-mode: nil -*-
-%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2009-2016. All Rights Reserved.
-%%
-%% Licensed under the Apache License, Version 2.0 (the "License");
-%% you may not use this file except in compliance with the License.
-%% You may obtain a copy of the License at
-%%
-%% http://www.apache.org/licenses/LICENSE-2.0
-%%
-%% Unless required by applicable law or agreed to in writing, software
-%% distributed under the License is distributed on an "AS IS" BASIS,
-%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-%% See the License for the specific language governing permissions and
-%% limitations under the License.
-%%
-%% %CopyrightEnd%
-
-%%%-------------------------------------------------------------------
-%%% File : test.erl
-%%% Author : Dan Gudmundsson <[email protected]>
-%%% Description : Test emacs mode indention and font-locking
-%%% this file is intentionally not indented.
-%%% Copy the file and indent it and you should end up with test.erl.indented
-%%% Created : 6 Oct 2009 by Dan Gudmundsson <[email protected]>
-%%%-------------------------------------------------------------------
-
-%% Start off with syntax highlighting you have to verify this by looking here
-%% and see that the code looks alright
-
--module(test).
--compile(export_all).
-
-%% Used to cause an "Unbalanced parentheses" error.
-foo(M) ->
- M#{a :=<<"a">>
- ,b:=1}.
-foo() ->
- #{a =><<"a">>
- ,b=>1}.
-
-%% Module attributes should be highlighted
-
--export([t/1]).
--record(record1, {a,
- b,
- c
- }).
--record(record2, {
- a,
- b
- }).
-
--record(record3, {a = 8#42423 bor
- 8#4234,
- b = 8#5432
- bor 2#1010101
- c = 123 +
- 234,
- d}).
-
--record(record4, {
- a = 8#42423 bor
- 8#4234,
- b = 8#5432
- bor 2#1010101
- c = 123 +
- 234,
- d}).
-
--record(record5, { a = 1 :: integer()
- , b = foobar :: atom()
- }).
-
--define(MACRO_1, macro).
--define(MACRO_2(_), macro).
-
--spec t(integer()) -> any().
-
--type ann() :: Var :: integer().
--type ann2() :: Var ::
- 'return'
- | 'return_white_spaces'
- | 'return_comments'
- | 'text' | ann().
--type paren() ::
- (ann2()).
--type t1() :: atom().
--type t2() :: [t1()].
--type t3(Atom) :: integer(Atom).
--type t4() :: t3(foobar).
--type t5() :: {t1(), t3(foo)}.
--type t6() :: 1 | 2 | 3 |
- 'foo' | 'bar'.
--type t7() :: [].
--type t71() :: [_].
--type t8() :: {any(),none(),pid(),port(),
- reference(),float()}.
--type t9() :: [1|2|3|foo|bar] |
- list(a | b | c) | t71().
--type t10() :: {1|2|3|foo|t9()} | {}.
--type t11() :: 1..2.
--type t13() :: maybe_improper_list(integer(), t11()).
--type t14() :: [erl_scan:foo() |
- %% Should be highlighted
- term() |
- bool() |
- byte() |
- char() |
- non_neg_integer() | nonempty_list() |
- pos_integer() |
- neg_integer() |
- number() |
- list() |
- nonempty_improper_list() | nonempty_maybe_improper_list() |
- maybe_improper_list() | string() | iolist() | byte() |
- module() |
- mfa() |
- node() |
- timeout() |
- no_return() |
- %% Should not be highlighted
- nonempty_() | nonlist() |
- erl_scan:bar(34, 92) | t13() | m:f(integer() | <<_:_*16>>)].
-
-
--type t15() :: {binary(),<<>>,<<_:34>>,<<_:_*42>>,
- <<_:3,_:_*14>>,<<>>} | [<<>>|<<_:34>>|<<_:16>>|
- <<_:3,_:_*1472>>|<<_:19,_:_*14>>| <<_:34>>|
- <<_:34>>|<<_:34>>|<<_:34>>].
--type t16() :: fun().
--type t17() :: fun((...) -> paren()).
--type t18() :: fun(() -> t17() | t16()).
--type t19() :: fun((t18()) -> t16()) |
- fun((nonempty_maybe_improper_list('integer', any())|
- 1|2|3|a|b|<<_:3,_:_*14>>|integer()) ->
- nonempty_maybe_improper_list('integer', any())|
- 1|2|3|a|b|<<_:3,_:_*14>>|integer()).
--type t20() :: [t19(), ...].
--type t21() :: tuple().
--type t21(A) :: A.
--type t22() :: t21(integer()).
--type t23() :: #rec1{}.
--type t24() :: #rec2{a :: t23(), b :: [atom()]}.
--type t25() :: #rec3{f123 :: [t24() |
- 1|2|3|4|a|b|c|d|
- nonempty_maybe_improper_list(integer, any())]}.
--type t26() :: #rec4{ a :: integer()
- , b :: any()
- }.
--type t27() :: { integer()
- , atom()
- }.
--type t99() ::
- {t2(),t4(),t5(),t6(),t7(),t8(),t10(),t14(),
- t15(),t20(),t21(), t22(),t25()}.
--spec t1(FooBar :: t99()) -> t99();
- (t2()) -> t2();
- (t4()) -> t4() when is_subtype(t4(), t24);
- (t23()) -> t23() when is_subtype(t23(), atom()),
- is_subtype(t23(), t14());
- (t24()) -> t24() when is_subtype(t24(), atom()),
- is_subtype(t24(), t14()),
- is_subtype(t24(), t4()).
-
--spec over(I :: integer()) -> R1 :: foo:typen();
- (A :: atom()) -> R2 :: foo:atomen();
- (T :: tuple()) -> R3 :: bar:typen().
-
--spec mod:t2() -> any().
-
--spec handle_cast(Cast :: {'exchange', node(), [[name(),...]]}
- | {'del_member', name(), pid()},
- #state{}) -> {'noreply', #state{}}.
-
--spec handle_cast(Cast ::
- {'exchange', node(), [[name(),...]]}
- | {'del_member', name(), pid()},
- #state{}) -> {'noreply', #state{}}.
-
--spec all(fun((T) -> boolean()), List :: [T]) ->
- boolean() when is_subtype(T, term()). % (*)
-
--spec get_closest_pid(term()) ->
- Return :: pid()
- | {'error', {'no_process', term()}
- | {'no_such_group', term()}}.
-
--spec add( X :: integer()
- , Y :: integer()
- ) -> integer().
-
--opaque attributes_data() ::
- [{'column', column()} | {'line', info_line()} |
- {'text', string()}] | {line(),column()}.
--record(r,{
- f1 :: attributes_data(),
- f222 = foo:bar(34, #rec3{}, 234234234423,
- aassdsfsdfsdf, 2234242323) ::
- [t24() | 1|2|3|4|a|b|c|d|
- nonempty_maybe_improper_list(integer, any())],
- f333 :: [t24() | 1|2|3|4|a|b|c|d|
- nonempty_maybe_improper_list(integer, any())],
- f3 = x:y(),
- f4 = x:z() :: t99(),
- f17 :: 'undefined',
- f18 :: 1 | 2 | 'undefined',
- f19 = 3 :: integer()|undefined,
- f5 = 3 :: undefined|integer()}).
-
--record(state, {
- sequence_number = 1 :: integer()
- }).
-
-
-highlighting(X) % Function definitions should be highlighted
- when is_integer(X) -> % and so should `when' and `is_integer' be
- %% Highlighting
- %% Various characters (we keep an `atom' after to see that highlighting ends)
- $a,atom, % Characters should be marked
- "string",atom, % and strings
- 'asdasd',atom, % quote should be atoms??
- 'VaV',atom,
- 'aVa',atom,
- '\'atom',atom,
- 'atom\'',atom,
- 'at\'om',atom,
- '#1',atom,
-
- $", atom, % atom should be ok
- $', atom,
-
- "string$", atom, "string$", atom, % currently buggy I know...
- "string\$", atom, % workaround for bug above
-
- "char $in string", atom,
-
- 'atom$', atom, 'atom$', atom,
- 'atom\$', atom,
-
- 'char $in atom', atom,
-
- $[, ${, $\\, atom,
- ?MACRO_1,
- ?MACRO_2(foo),
-
- %% Numerical constants
- 16#DD, % AD Should not be highlighted
- 32#dd, % AD Should not be highlighted
- 32#ddAB, % AD Should not be highlighted
- 32#101, % AD Should not be highlighted
- 32#ABTR, % AD Should not be highlighted
-
- %% Variables
- Variables = lists:foo(),
- _Variables = lists:foo(), % AD
- AppSpec = Xyz/2,
- Module42 = Xyz(foo, bar),
- Module:foo(),
- _Module:foo(), % AD
- FooÅÅ = lists:reverse([tl,hd,tl,hd]), % AD Should highlight FooÅÅ
- _FooÅÅ = 42, % AD Should highlight _FooÅÅ
-
- %% Bifs
- erlang:registered(),
- registered(),
- hd(tl(tl(hd([a,b,c])))),
- erlang:anything(lists),
- %% Guards
- is_atom(foo), is_float(2.3), is_integer(32), is_number(4323.3),
- is_function(Fun), is_pid(self()),
- not_a_guard:is_list([]),
- %% Other Types
-
- atom, % not (currently) hightlighted
- 234234,
- 234.43,
-
- [list, are, not, higlighted],
- {nor, is, tuple},
- ok.
-
-%%%
-%%% Indentation
-%%%
-
-%%% Left
-
-%% Indented
-
- % Right
-
-
-indent_basics(X, Y, Z)
- when X > 42,
- Z < 13;
- Y =:= 4711 ->
- %% comments
- % right comments
- case lists:filter(fun(_, AlongName,
- B,
- C) ->
- true
- end,
- [a,v,b])
- of
- [] ->
- Y = 5 * 43,
- ok;
- [_|_] ->
- Y = 5 * 43,
- ok
- end,
- Y,
- %% List, tuples and binaries
- [a,
- b, c
- ],
- [ a,
- b, c
- ],
-
- [
- a,
- b
- ],
- {a,
- b,c
- },
- { a,
- b,c
- },
-
- {
- a,
- b
- },
-
- <<1:8,
- 2:8
- >>,
- <<
- 1:8,
- 2:8
- >>,
- << 1:8,
- 2:8
- >>,
-
- (a,
- b,
- c
- ),
-
- ( a,
- b,
- c
- ),
-
-
- (
- a,
- b,
- c
- ),
-
- call(2#42423 bor
- #4234,
- 2#5432,
- other_arg),
- ok;
-indent_basics(Xlongname,
- #struct{a=Foo,
- b=Bar},
- [X|
- Y]) ->
- testing_next_clause,
- ok;
-indent_basics( % AD added clause
- X, % not sure how this should look
- Y,
- Z)
- when
- X < 42, Z > 13;
- Y =:= 4711 ->
- foo;
-indent_basics(X, Y, Z) when % AD added clause
- X < 42, Z > 13; % testing when indentation
- Y =:= 4711 ->
- foo;
-indent_basics(X, Y, Z) % AD added clause
- when % testing when indentation
- X < 42, Z > 13; % unsure about this one
- Y =:= 4711 ->
- foo.
-
-
-
-indent_nested() ->
- [
- {foo, 2, "string"},
- {bar, 3, "another string"}
- ].
-
-
-indent_icr(Z) -> % icr = if case receive
- %% If
- if Z >= 0 ->
- X = 43 div 4,
- foo(X);
- Z =< 10 ->
- X = 43 div 4,
- foo(X);
- Z == 5 orelse
- Z == 7 ->
- X = 43 div 4,
- foo(X);
- true ->
- if_works
- end,
- %% Case
- case {Z, foo, bar} of
- {Z,_,_} ->
- X = 43 div 4,
- foo(X);
- {Z,_,_} when
- Z =:= 42 -> % AD line should be indented as a when
- X = 43 div 4,
- foo(X);
- {Z,_,_}
- when Z < 10 -> % AD when should be indented
- X = 43 div 4,
- foo(X);
- {Z,_,_}
- when % AD when should be indented
- Z < 10 % and the guards should follow when
- andalso % unsure about how though
- true ->
- X = 43 div 4,
- foo(X)
- end,
- %% begin
- begin
- sune,
- X = 74234 + foo(8456) +
- 345 div 43,
- ok
- end,
-
-
- %% receive
- receive
- {Z,_,_} ->
- X = 43 div 4,
- foo(X);
- Z ->
- X = 43 div 4,
- foo(X)
- end,
- receive
- {Z,_,_} ->
- X = 43 div 4,
- foo(X);
- Z % AD added clause
- when Z =:= 1 -> % This line should be indented by 2
- X = 43 div 4,
- foo(X);
- Z when % AD added clause
- Z =:= 2 -> % This line should be indented by 2
- X = 43 div 4,
- foo(X);
- Z ->
- X = 43 div 4,
- foo(X)
- after infinity ->
- foo(X),
- asd(X),
- 5*43
- end,
- receive
- after 10 ->
- foo(X),
- asd(X),
- 5*43
- end,
- ok.
-
-indent_fun() ->
- %% Changed fun to one indention level
- Var = spawn(fun(X)
- when X == 2;
- X > 10 ->
- hello,
- case Hello() of
- true when is_atom(X) ->
- foo;
- false ->
- bar
- end;
- (Foo) when is_atom(Foo),
- is_integer(X) ->
- X = 6* 45,
- Y = true andalso
- kalle
- end),
- %% check EEP37 named funs
- Fn1 = fun Fact(N) when N > 0 ->
- F = Fact(N-1),
- N * F;
- Fact(0) ->
- 1
- end,
- %% check anonymous funs too
- Fn2 = fun(0) ->
- 1;
- (N) ->
- N
- end,
- ok.
-
-indent_try_catch() ->
- try
- io:format(stdout, "Parsing file ~s, ",
- [St0#leex.xfile]),
- {ok,Line3,REAs,Actions,St3} =
- parse_rules(Xfile, Line2, Macs, St2)
- catch
- exit:{badarg,R} ->
- foo(R),
- io:format(stdout,
- "ERROR reason ~p~n",
- R);
- error:R % AD added clause
- when R =:= 42 -> % when should be indented
- foo(R);
- error:R % AD added clause
- when % when should be indented
- R =:= 42 -> % but unsure about this (maybe 2 more)
- foo(R);
- error:R when % AD added clause
- R =:= foo -> % line should be 2 indented (works)
- foo(R);
- error:R ->
- foo(R),
- io:format(stdout,
- "ERROR reason ~p~n",
- R)
- after
- foo('after'),
- file:close(Xfile)
- end;
-indent_try_catch() ->
- try
- foo(bar)
- of
- X when true andalso
- kalle ->
- io:format(stdout, "Parsing file ~s, ",
- [St0#leex.xfile]),
- {ok,Line3,REAs,Actions,St3} =
- parse_rules(Xfile, Line2, Macs, St2);
- X % AD added clause
- when false andalso % when should be 2 indented
- bengt ->
- gurka();
- X when % AD added clause
- false andalso % line should be 2 indented
- not bengt ->
- gurka();
- X ->
- io:format(stdout, "Parsing file ~s, ",
- [St0#leex.xfile]),
- {ok,Line3,REAs,Actions,St3} =
- parse_rules(Xfile, Line2, Macs, St2)
- catch
- exit:{badarg,R} ->
- foo(R),
- io:format(stdout,
- "ERROR reason ~p~n",
- R);
- error:R ->
- foo(R),
- io:format(stdout,
- "ERROR reason ~p~n",
- R)
- after
- foo('after'),
- file:close(Xfile),
- bar(with_long_arg,
- with_second_arg)
- end;
-indent_try_catch() ->
- try foo()
- after
- foo(),
- bar(with_long_arg,
- with_second_arg)
- end.
-
-indent_catch() ->
- D = B +
- float(43.1),
-
- B = catch oskar(X),
-
- A = catch (baz +
- bax),
- catch foo(),
-
- C = catch B +
- float(43.1),
-
- case catch foo(X) of
- A ->
- B
- end,
-
- case
- catch foo(X)
- of
- A ->
- B
- end,
-
- case
- foo(X)
- of
- A ->
- catch B,
- X
- end,
-
- try sune of
- _ -> foo
- catch _:_ -> baf
- end,
-
- try
- sune
- of
- _ ->
- X = 5,
- (catch foo(X)),
- X + 10
- catch _:_ -> baf
- end,
-
- try
- (catch sune)
- of
- _ ->
- catch foo() %% BUGBUG can't handle catch inside try without parentheses
- catch _:_ ->
- baf
- end,
-
- try
- (catch exit())
- catch
- _ ->
- catch baf()
- end,
- ok.
-
-indent_binary() ->
- X = lists:foldr(fun(M) ->
- <<Ma/binary, " ">>
- end, [], A),
- A = <<X/binary, 0:8>>,
- B.
-
-
-indent_comprehensions() ->
- %% I don't have a good idea how we want to handle this
- %% but they are here to show how they are indented today.
- Result1 = [X ||
- #record{a=X} <- lists:seq(1, 10),
- true = (X rem 2)
- ],
- Result2 = [X || <<X:32,_:32>> <= <<0:512>>,
- true = (X rem 2)
- ],
-
- Binary1 = << <<X:8>> ||
- #record{a=X} <- lists:seq(1, 10),
- true = (X rem 2)
- >>,
-
- Binary2 = << <<X:8>> || <<X:32,_:32>> <= <<0:512>>,
- true = (X rem 2)
- >>,
- ok.
-
-%% This causes an error in earlier erlang-mode versions.
-foo() ->
- [#foo{
- foo = foo}].
-
-%% Record indentation
-some_function_with_a_very_long_name() ->
- #'a-long-record-name-like-it-sometimes-is-with-asn.1-records'{
- field1=a,
- field2=b},
- case dummy_function_with_a_very_very_long_name(x) of
- #'a-long-record-name-like-it-sometimes-is-with-asn.1-records'{
- field1=a,
- field2=b} ->
- ok;
- Var = #'a-long-record-name-like-it-sometimes-is-with-asn.1-records'{
- field1=a,
- field2=b} ->
- Var#'a-long-record-name-like-it-sometimes-is-with-asn.1-records'{
- field1=a,
- field2=b};
- #xyz{
- a=1,
- b=2} ->
- ok
- end.
-
-another_function_with_a_very_very_long_name() ->
- #rec{
- field1=1,
- field2=1}.
-
-some_function_name_xyz(xyzzy, #some_record{
- field1=Field1,
- field2=Field2}) ->
- SomeVariable = f(#'Some-long-record-name'{
- field_a = 1,
- 'inter-xyz-parameters' =
- #'Some-other-very-long-record-name'{
- field2 = Field1,
- field2 = Field2}}),
- {ok, SomeVariable}.
-
-commas_first() ->
- {abc, [ {some_var, 1}
- , {some_other_var, 2}
- , {erlang_ftw, 9}
- , {erlang_cookie, 'cookie'}
- , {cmds,
- [ {one, "sudo ls"}
- , {one, "sudo ls"}
- , {two, "sudo ls"}
- , {three, "sudo ls"}
- , {four, "sudo ls"}
- , {three, "sudo ls"}
- ] }
- , {ssh_username, "yow"}
- , {cluster,
- [ {aaaa, [ {"10.198.55.12" , "" }
- , {"10.198.55.13" , "" }
- ] }
- , {bbbb, [ {"10.198.55.151", "" }
- , {"10.198.55.123", "" }
- , {"10.198.55.34" , "" }
- , {"10.198.55.85" , "" }
- , {"10.198.55.67" , "" }
- ] }
- , {cccc, [ {"10.198.55.68" , "" }
- , {"10.198.55.69" , "" }
- ] }
- ] }
- ]
- }.
-
-
-%% this used to result in a scan-sexp error
-[{
- }].
-
-%% this used to result in 2x the correct indentation within the function
-%% body, due to the function name being mistaken for a keyword
-catcher(N) ->
- try generate_exception(N) of
- Val -> {N, normal, Val}
- catch
- throw:X -> {N, caught, thrown, X};
- exit:X -> {N, caught, exited, X};
- error:X -> {N, caught, error, X}
- end.
diff --git a/lib/tools/emacs/test.erl.orig b/lib/tools/emacs/test.erl.orig
deleted file mode 100644
index c0cf1749b6..0000000000
--- a/lib/tools/emacs/test.erl.orig
+++ /dev/null
@@ -1,784 +0,0 @@
-%% -*- Mode: erlang; indent-tabs-mode: nil -*-
-%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2009-2016. All Rights Reserved.
-%%
-%% Licensed under the Apache License, Version 2.0 (the "License");
-%% you may not use this file except in compliance with the License.
-%% You may obtain a copy of the License at
-%%
-%% http://www.apache.org/licenses/LICENSE-2.0
-%%
-%% Unless required by applicable law or agreed to in writing, software
-%% distributed under the License is distributed on an "AS IS" BASIS,
-%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-%% See the License for the specific language governing permissions and
-%% limitations under the License.
-%%
-%% %CopyrightEnd%
-
-%%%-------------------------------------------------------------------
-%%% File : test.erl
-%%% Author : Dan Gudmundsson <[email protected]>
-%%% Description : Test emacs mode indention and font-locking
-%%% this file is intentionally not indented.
-%%% Copy the file and indent it and you should end up with test.erl.indented
-%%% Created : 6 Oct 2009 by Dan Gudmundsson <[email protected]>
-%%%-------------------------------------------------------------------
-
-%% Start off with syntax highlighting you have to verify this by looking here
-%% and see that the code looks alright
-
--module(test).
--compile(export_all).
-
-%% Used to cause an "Unbalanced parentheses" error.
-foo(M) ->
-M#{a :=<<"a">>
-,b:=1}.
-foo() ->
-#{a =><<"a">>
-,b=>1}.
-
-%% Module attributes should be highlighted
-
--export([t/1]).
--record(record1, {a,
- b,
- c
-}).
--record(record2, {
- a,
- b
- }).
-
--record(record3, {a = 8#42423 bor
- 8#4234,
- b = 8#5432
- bor 2#1010101
- c = 123 +
-234,
- d}).
-
--record(record4, {
- a = 8#42423 bor
- 8#4234,
- b = 8#5432
- bor 2#1010101
- c = 123 +
- 234,
- d}).
-
--record(record5, { a = 1 :: integer()
-, b = foobar :: atom()
-}).
-
--define(MACRO_1, macro).
--define(MACRO_2(_), macro).
-
--spec t(integer()) -> any().
-
--type ann() :: Var :: integer().
--type ann2() :: Var ::
- 'return'
- | 'return_white_spaces'
- | 'return_comments'
- | 'text' | ann().
--type paren() ::
- (ann2()).
--type t1() :: atom().
--type t2() :: [t1()].
--type t3(Atom) :: integer(Atom).
--type t4() :: t3(foobar).
--type t5() :: {t1(), t3(foo)}.
--type t6() :: 1 | 2 | 3 |
- 'foo' | 'bar'.
--type t7() :: [].
--type t71() :: [_].
--type t8() :: {any(),none(),pid(),port(),
- reference(),float()}.
--type t9() :: [1|2|3|foo|bar] |
- list(a | b | c) | t71().
--type t10() :: {1|2|3|foo|t9()} | {}.
--type t11() :: 1..2.
--type t13() :: maybe_improper_list(integer(), t11()).
--type t14() :: [erl_scan:foo() |
- %% Should be highlighted
- term() |
- bool() |
- byte() |
- char() |
- non_neg_integer() | nonempty_list() |
- pos_integer() |
- neg_integer() |
- number() |
- list() |
- nonempty_improper_list() | nonempty_maybe_improper_list() |
- maybe_improper_list() | string() | iolist() | byte() |
- module() |
- mfa() |
- node() |
- timeout() |
- no_return() |
- %% Should not be highlighted
- nonempty_() | nonlist() |
- erl_scan:bar(34, 92) | t13() | m:f(integer() | <<_:_*16>>)].
-
-
--type t15() :: {binary(),<<>>,<<_:34>>,<<_:_*42>>,
- <<_:3,_:_*14>>,<<>>} | [<<>>|<<_:34>>|<<_:16>>|
-<<_:3,_:_*1472>>|<<_:19,_:_*14>>| <<_:34>>|
-<<_:34>>|<<_:34>>|<<_:34>>].
--type t16() :: fun().
--type t17() :: fun((...) -> paren()).
--type t18() :: fun(() -> t17() | t16()).
--type t19() :: fun((t18()) -> t16()) |
- fun((nonempty_maybe_improper_list('integer', any())|
- 1|2|3|a|b|<<_:3,_:_*14>>|integer()) ->
-nonempty_maybe_improper_list('integer', any())|
-1|2|3|a|b|<<_:3,_:_*14>>|integer()).
--type t20() :: [t19(), ...].
--type t21() :: tuple().
--type t21(A) :: A.
--type t22() :: t21(integer()).
--type t23() :: #rec1{}.
--type t24() :: #rec2{a :: t23(), b :: [atom()]}.
--type t25() :: #rec3{f123 :: [t24() |
-1|2|3|4|a|b|c|d|
-nonempty_maybe_improper_list(integer, any())]}.
--type t26() :: #rec4{ a :: integer()
-, b :: any()
-}.
--type t27() :: { integer()
-, atom()
-}.
--type t99() ::
-{t2(),t4(),t5(),t6(),t7(),t8(),t10(),t14(),
-t15(),t20(),t21(), t22(),t25()}.
--spec t1(FooBar :: t99()) -> t99();
-(t2()) -> t2();
- (t4()) -> t4() when is_subtype(t4(), t24);
-(t23()) -> t23() when is_subtype(t23(), atom()),
- is_subtype(t23(), t14());
-(t24()) -> t24() when is_subtype(t24(), atom()),
- is_subtype(t24(), t14()),
- is_subtype(t24(), t4()).
-
--spec over(I :: integer()) -> R1 :: foo:typen();
- (A :: atom()) -> R2 :: foo:atomen();
- (T :: tuple()) -> R3 :: bar:typen().
-
--spec mod:t2() -> any().
-
--spec handle_cast(Cast :: {'exchange', node(), [[name(),...]]}
- | {'del_member', name(), pid()},
- #state{}) -> {'noreply', #state{}}.
-
--spec handle_cast(Cast ::
- {'exchange', node(), [[name(),...]]}
- | {'del_member', name(), pid()},
- #state{}) -> {'noreply', #state{}}.
-
--spec all(fun((T) -> boolean()), List :: [T]) ->
- boolean() when is_subtype(T, term()). % (*)
-
--spec get_closest_pid(term()) ->
- Return :: pid()
- | {'error', {'no_process', term()}
- | {'no_such_group', term()}}.
-
--spec add( X :: integer()
-, Y :: integer()
-) -> integer().
-
--opaque attributes_data() ::
-[{'column', column()} | {'line', info_line()} |
- {'text', string()}] | {line(),column()}.
--record(r,{
- f1 :: attributes_data(),
-f222 = foo:bar(34, #rec3{}, 234234234423,
- aassdsfsdfsdf, 2234242323) ::
-[t24() | 1|2|3|4|a|b|c|d|
- nonempty_maybe_improper_list(integer, any())],
-f333 :: [t24() | 1|2|3|4|a|b|c|d|
- nonempty_maybe_improper_list(integer, any())],
-f3 = x:y(),
-f4 = x:z() :: t99(),
-f17 :: 'undefined',
-f18 :: 1 | 2 | 'undefined',
-f19 = 3 :: integer()|undefined,
-f5 = 3 :: undefined|integer()}).
-
--record(state, {
- sequence_number = 1 :: integer()
- }).
-
-
-highlighting(X) % Function definitions should be highlighted
- when is_integer(X) -> % and so should `when' and `is_integer' be
- %% Highlighting
- %% Various characters (we keep an `atom' after to see that highlighting ends)
- $a,atom, % Characters should be marked
- "string",atom, % and strings
- 'asdasd',atom, % quote should be atoms??
- 'VaV',atom,
- 'aVa',atom,
- '\'atom',atom,
- 'atom\'',atom,
- 'at\'om',atom,
- '#1',atom,
-
- $", atom, % atom should be ok
- $', atom,
-
- "string$", atom, "string$", atom, % currently buggy I know...
- "string\$", atom, % workaround for bug above
-
- "char $in string", atom,
-
- 'atom$', atom, 'atom$', atom,
- 'atom\$', atom,
-
- 'char $in atom', atom,
-
- $[, ${, $\\, atom,
- ?MACRO_1,
- ?MACRO_2(foo),
-
- %% Numerical constants
- 16#DD, % AD Should not be highlighted
- 32#dd, % AD Should not be highlighted
- 32#ddAB, % AD Should not be highlighted
- 32#101, % AD Should not be highlighted
- 32#ABTR, % AD Should not be highlighted
-
- %% Variables
- Variables = lists:foo(),
- _Variables = lists:foo(), % AD
- AppSpec = Xyz/2,
- Module42 = Xyz(foo, bar),
- Module:foo(),
- _Module:foo(), % AD
- FooÅÅ = lists:reverse([tl,hd,tl,hd]), % AD Should highlight FooÅÅ
- _FooÅÅ = 42, % AD Should highlight _FooÅÅ
-
- %% Bifs
- erlang:registered(),
- registered(),
- hd(tl(tl(hd([a,b,c])))),
- erlang:anything(lists),
- %% Guards
- is_atom(foo), is_float(2.3), is_integer(32), is_number(4323.3),
- is_function(Fun), is_pid(self()),
- not_a_guard:is_list([]),
- %% Other Types
-
- atom, % not (currently) hightlighted
- 234234,
- 234.43,
-
- [list, are, not, higlighted],
- {nor, is, tuple},
- ok.
-
-%%%
-%%% Indentation
-%%%
-
-%%% Left
-
-%% Indented
-
-% Right
-
-
-indent_basics(X, Y, Z)
- when X > 42,
-Z < 13;
-Y =:= 4711 ->
- %% comments
- % right comments
- case lists:filter(fun(_, AlongName,
- B,
- C) ->
- true
- end,
- [a,v,b])
- of
- [] ->
- Y = 5 * 43,
- ok;
- [_|_] ->
- Y = 5 * 43,
- ok
- end,
- Y,
- %% List, tuples and binaries
- [a,
- b, c
- ],
- [ a,
- b, c
- ],
-
- [
- a,
- b
-],
- {a,
- b,c
- },
- { a,
- b,c
- },
-
- {
- a,
- b
- },
-
-<<1:8,
- 2:8
- >>,
- <<
- 1:8,
- 2:8
- >>,
- << 1:8,
- 2:8
- >>,
-
- (a,
- b,
- c
- ),
-
- ( a,
- b,
- c
- ),
-
-
- (
- a,
- b,
- c
- ),
-
- call(2#42423 bor
- #4234,
- 2#5432,
- other_arg),
- ok;
-indent_basics(Xlongname,
- #struct{a=Foo,
- b=Bar},
- [X|
- Y]) ->
- testing_next_clause,
- ok;
-indent_basics( % AD added clause
- X, % not sure how this should look
- Y,
- Z)
- when
- X < 42, Z > 13;
- Y =:= 4711 ->
- foo;
-indent_basics(X, Y, Z) when % AD added clause
- X < 42, Z > 13; % testing when indentation
- Y =:= 4711 ->
- foo;
-indent_basics(X, Y, Z) % AD added clause
- when % testing when indentation
- X < 42, Z > 13; % unsure about this one
- Y =:= 4711 ->
- foo.
-
-
-
-indent_nested() ->
- [
- {foo, 2, "string"},
- {bar, 3, "another string"}
- ].
-
-
-indent_icr(Z) -> % icr = if case receive
- %% If
- if Z >= 0 ->
- X = 43 div 4,
- foo(X);
- Z =< 10 ->
- X = 43 div 4,
- foo(X);
- Z == 5 orelse
- Z == 7 ->
- X = 43 div 4,
- foo(X);
- true ->
- if_works
- end,
- %% Case
- case {Z, foo, bar} of
- {Z,_,_} ->
- X = 43 div 4,
- foo(X);
- {Z,_,_} when
- Z =:= 42 -> % AD line should be indented as a when
- X = 43 div 4,
- foo(X);
- {Z,_,_}
- when Z < 10 -> % AD when should be indented
- X = 43 div 4,
- foo(X);
- {Z,_,_}
- when % AD when should be indented
- Z < 10 % and the guards should follow when
- andalso % unsure about how though
- true ->
- X = 43 div 4,
- foo(X)
- end,
- %% begin
- begin
- sune,
- X = 74234 + foo(8456) +
- 345 div 43,
- ok
- end,
-
-
- %% receive
- receive
- {Z,_,_} ->
- X = 43 div 4,
- foo(X);
- Z ->
- X = 43 div 4,
- foo(X)
- end,
- receive
- {Z,_,_} ->
- X = 43 div 4,
- foo(X);
- Z % AD added clause
- when Z =:= 1 -> % This line should be indented by 2
- X = 43 div 4,
- foo(X);
- Z when % AD added clause
- Z =:= 2 -> % This line should be indented by 2
- X = 43 div 4,
- foo(X);
- Z ->
- X = 43 div 4,
- foo(X)
- after infinity ->
- foo(X),
- asd(X),
- 5*43
- end,
- receive
- after 10 ->
- foo(X),
- asd(X),
- 5*43
- end,
- ok.
-
-indent_fun() ->
- %% Changed fun to one indention level
-Var = spawn(fun(X)
- when X == 2;
- X > 10 ->
- hello,
- case Hello() of
- true when is_atom(X) ->
- foo;
- false ->
- bar
- end;
- (Foo) when is_atom(Foo),
- is_integer(X) ->
- X = 6* 45,
- Y = true andalso
- kalle
- end),
-%% check EEP37 named funs
-Fn1 = fun Fact(N) when N > 0 ->
- F = Fact(N-1),
- N * F;
-Fact(0) ->
- 1
- end,
-%% check anonymous funs too
- Fn2 = fun(0) ->
-1;
- (N) ->
- N
- end,
- ok.
-
-indent_try_catch() ->
- try
- io:format(stdout, "Parsing file ~s, ",
- [St0#leex.xfile]),
- {ok,Line3,REAs,Actions,St3} =
- parse_rules(Xfile, Line2, Macs, St2)
- catch
- exit:{badarg,R} ->
- foo(R),
- io:format(stdout,
- "ERROR reason ~p~n",
- R);
- error:R % AD added clause
- when R =:= 42 -> % when should be indented
- foo(R);
- error:R % AD added clause
- when % when should be indented
- R =:= 42 -> % but unsure about this (maybe 2 more)
- foo(R);
- error:R when % AD added clause
- R =:= foo -> % line should be 2 indented (works)
- foo(R);
- error:R ->
- foo(R),
- io:format(stdout,
- "ERROR reason ~p~n",
- R)
- after
- foo('after'),
- file:close(Xfile)
- end;
-indent_try_catch() ->
- try
- foo(bar)
- of
- X when true andalso
- kalle ->
- io:format(stdout, "Parsing file ~s, ",
- [St0#leex.xfile]),
- {ok,Line3,REAs,Actions,St3} =
- parse_rules(Xfile, Line2, Macs, St2);
- X % AD added clause
- when false andalso % when should be 2 indented
- bengt ->
- gurka();
- X when % AD added clause
- false andalso % line should be 2 indented
- not bengt ->
- gurka();
- X ->
- io:format(stdout, "Parsing file ~s, ",
- [St0#leex.xfile]),
- {ok,Line3,REAs,Actions,St3} =
- parse_rules(Xfile, Line2, Macs, St2)
- catch
- exit:{badarg,R} ->
- foo(R),
- io:format(stdout,
- "ERROR reason ~p~n",
- R);
- error:R ->
- foo(R),
- io:format(stdout,
- "ERROR reason ~p~n",
- R)
- after
- foo('after'),
- file:close(Xfile),
- bar(with_long_arg,
- with_second_arg)
- end;
- indent_try_catch() ->
- try foo()
- after
- foo(),
- bar(with_long_arg,
- with_second_arg)
- end.
-
-indent_catch() ->
- D = B +
- float(43.1),
-
- B = catch oskar(X),
-
- A = catch (baz +
- bax),
- catch foo(),
-
- C = catch B +
- float(43.1),
-
- case catch foo(X) of
- A ->
- B
- end,
-
- case
- catch foo(X)
- of
- A ->
- B
- end,
-
- case
- foo(X)
- of
- A ->
- catch B,
- X
- end,
-
- try sune of
- _ -> foo
- catch _:_ -> baf
- end,
-
- try
-sune
- of
- _ ->
- X = 5,
- (catch foo(X)),
- X + 10
- catch _:_ -> baf
- end,
-
- try
- (catch sune)
- of
- _ ->
- catch foo() %% BUGBUG can't handle catch inside try without parentheses
- catch _:_ ->
- baf
- end,
-
- try
-(catch exit())
- catch
-_ ->
- catch baf()
- end,
- ok.
-
-indent_binary() ->
- X = lists:foldr(fun(M) ->
- <<Ma/binary, " ">>
- end, [], A),
- A = <<X/binary, 0:8>>,
- B.
-
-
-indent_comprehensions() ->
-%% I don't have a good idea how we want to handle this
-%% but they are here to show how they are indented today.
-Result1 = [X ||
- #record{a=X} <- lists:seq(1, 10),
- true = (X rem 2)
- ],
-Result2 = [X || <<X:32,_:32>> <= <<0:512>>,
- true = (X rem 2)
- ],
-
-Binary1 = << <<X:8>> ||
- #record{a=X} <- lists:seq(1, 10),
- true = (X rem 2)
- >>,
-
-Binary2 = << <<X:8>> || <<X:32,_:32>> <= <<0:512>>,
- true = (X rem 2)
- >>,
-ok.
-
-%% This causes an error in earlier erlang-mode versions.
-foo() ->
-[#foo{
-foo = foo}].
-
-%% Record indentation
-some_function_with_a_very_long_name() ->
- #'a-long-record-name-like-it-sometimes-is-with-asn.1-records'{
- field1=a,
- field2=b},
- case dummy_function_with_a_very_very_long_name(x) of
- #'a-long-record-name-like-it-sometimes-is-with-asn.1-records'{
- field1=a,
- field2=b} ->
- ok;
- Var = #'a-long-record-name-like-it-sometimes-is-with-asn.1-records'{
- field1=a,
- field2=b} ->
- Var#'a-long-record-name-like-it-sometimes-is-with-asn.1-records'{
- field1=a,
- field2=b};
- #xyz{
- a=1,
- b=2} ->
- ok
- end.
-
-another_function_with_a_very_very_long_name() ->
- #rec{
- field1=1,
- field2=1}.
-
-some_function_name_xyz(xyzzy, #some_record{
- field1=Field1,
- field2=Field2}) ->
- SomeVariable = f(#'Some-long-record-name'{
- field_a = 1,
- 'inter-xyz-parameters' =
- #'Some-other-very-long-record-name'{
- field2 = Field1,
- field2 = Field2}}),
- {ok, SomeVariable}.
-
-commas_first() ->
- {abc, [ {some_var, 1}
- , {some_other_var, 2}
- , {erlang_ftw, 9}
- , {erlang_cookie, 'cookie'}
- , {cmds,
- [ {one, "sudo ls"}
- , {one, "sudo ls"}
- , {two, "sudo ls"}
- , {three, "sudo ls"}
- , {four, "sudo ls"}
- , {three, "sudo ls"}
- ] }
- , {ssh_username, "yow"}
- , {cluster,
- [ {aaaa, [ {"10.198.55.12" , "" }
- , {"10.198.55.13" , "" }
- ] }
- , {bbbb, [ {"10.198.55.151", "" }
- , {"10.198.55.123", "" }
- , {"10.198.55.34" , "" }
- , {"10.198.55.85" , "" }
- , {"10.198.55.67" , "" }
- ] }
- , {cccc, [ {"10.198.55.68" , "" }
- , {"10.198.55.69" , "" }
- ] }
- ] }
-]
-}.
-
-
-%% this used to result in a scan-sexp error
-[{
-}].
-
-%% this used to result in 2x the correct indentation within the function
-%% body, due to the function name being mistaken for a keyword
-catcher(N) ->
-try generate_exception(N) of
-Val -> {N, normal, Val}
-catch
-throw:X -> {N, caught, thrown, X};
-exit:X -> {N, caught, exited, X};
-error:X -> {N, caught, error, X}
-end.