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# module
snippet mod
-module(${1:`vim_snippets#Filename()`}).
# module and export all
snippet modall
-module(${1:`vim_snippets#Filename()`}).
-compile([export_all]).
start() ->
${0}
stop() ->
ok.
snippet d
erlang:display(${0}),
snippet dt
erlang:display({${1}, ${0}}),
# define directive
snippet def
-define(${1:macro}, ${2:body}).
# export directive
snippet exp
-export([${1:function}/${0:arity}]).
# include directive
snippet inc
-include("${1:file}").
# include_lib directive
snippet incl
-include_lib("${1:lib}/include/${1}.hrl").${2}
# behavior directive
snippet beh
-behaviour(${1:behaviour}).
snippet ifd
-ifdef(${1:TEST}).
${0}
-endif.
snippet ifnd
-ifndef(${1:TEST}).
${0}
-endif.
snippet undef
-undef(${1:macro}).
# if expression
snippet if
if
${1:guard} ->
${0:body}
end
# case expression
snippet case
case ${1:expression} of
${2:pattern} ->
${0:body};
end
# anonymous function
snippet fun
fun (${1:Parameters}) -> ${2:body} end
# try...catch
snippet try
try
${1:${VISUAL}}
catch
${2:_:_} -> ${0:got_some_exception}
end
snippet rcv "Receive Expression"
receive
${1: ${2:pattern}${3: when ${4:guard}} ->
${5:body}}
${6:after
${7:expression} ->
${8:body}}
end
# record directive
snippet rec
-record(${1:record}, {${2:field}=${3:value}}).
# todo comment
snippet todo
%% TODO: ${0}
## Snippets below (starting with '%') are in EDoc format.
## See http://www.erlang.org/doc/apps/edoc/chapter.html#id56887 for more details
# doc comment
snippet %d
%% @doc ${0}
# end of doc comment
snippet %e
%% @end
# specification comment
snippet %s
%% @spec ${0}
# private function marker
snippet %p
%% @private
# OTP application
snippet application
-module(${1:`vim_snippets#Filename()`}).
-behaviour(application).
-export([start/2, stop/1]).
start(_Type, _StartArgs) ->
case ${0:root_supervisor}:start_link() of
{ok, Pid} ->
{ok, Pid};
Other ->
{error, Other}
end.
stop(_State) ->
ok.
# OTP supervisor
snippet supervisor
-module(${1:`vim_snippets#Filename()`}).
-behaviour(supervisor).
%% API
-export([start_link/0]).
%% Supervisor callbacks
-export([init/1]).
-define(SERVER, ?MODULE).
start_link() ->
supervisor:start_link({local, ?SERVER}, ?MODULE, []).
init([]) ->
Server = {${0:my_server}, {${2}, start_link, []},
permanent, 2000, worker, [${2}]},
Children = [Server],
RestartStrategy = {one_for_one, 0, 1},
{ok, {RestartStrategy, Children}}.
# OTP gen_server
snippet gen_server
-module(${0:`vim_snippets#Filename()`}).
-behaviour(gen_server).
%% API
-export([start_link/0]).
%% gen_server callbacks
-export([init/1, handle_call/3, handle_cast/2, handle_info/2, terminate/2, code_change/3]).
-define(SERVER, ?MODULE).
-record(state, {}).
%%%===================================================================
%%% API
%%%===================================================================
start_link() ->
gen_server:start_link({local, ?SERVER}, ?MODULE, [], []).
%%%===================================================================
%%% gen_server callbacks
%%%===================================================================
init([]) ->
{ok, #state{}}.
handle_call(_Request, _From, State) ->
Reply = ok,
{reply, Reply, State}.
handle_cast(_Msg, State) ->
{noreply, State}.
handle_info(_Info, State) ->
{noreply, State}.
terminate(_Reason, _State) ->
ok.
code_change(_OldVsn, State, _Extra) ->
{ok, State}.
%%%===================================================================
%%% Internal functions
%%%===================================================================
# OTP gen_fsm
snippet gen_fsm
-module(${0:`vim_snippets#Filename()`}).
-behaviour(gen_fsm).
%% API
-export([start_link/0]).
%% gen_fsm callbacks
-export([init/1, state_name/2, state_name/3, handle_event/3, handle_sync_event/4,
handle_info/3, terminate/3, code_change/4]).
-record(state, {}).
%%%===================================================================
%%% API
%%%===================================================================
%%--------------------------------------------------------------------
%% @doc
%% Creates a gen_fsm process which calls Module:init/1 to
%% initialize. To ensure a synchronized start-up procedure, this
%% function does not return until Module:init/1 has returned.
%%
%% @spec start_link() -> {ok, Pid} | ignore | {error, Error}
%% @end
%%--------------------------------------------------------------------
start_link() ->
gen_fsm:start_link({local, ?MODULE}, ?MODULE, [], []).
%%%===================================================================
%%% gen_fsm callbacks
%%%===================================================================
%%--------------------------------------------------------------------
%% @private
%% @doc
%% Whenever a gen_fsm is started using gen_fsm:start/[3,4] or
%% gen_fsm:start_link/[3,4], this function is called by the new
%% process to initialize.
%%
%% @spec init(Args) -> {ok, StateName, State} |
%% {ok, StateName, State, Timeout} |
%% ignore |
%% {stop, StopReason}
%% @end
%%--------------------------------------------------------------------
init([]) ->
{ok, state_name, #state{}}.
%%--------------------------------------------------------------------
%% @private
%% @doc
%% There should be one instance of this function for each possible
%% state name. Whenever a gen_fsm receives an event sent using
%% gen_fsm:send_event/2, the instance of this function with the same
%% name as the current state name StateName is called to handle
%% the event. It is also called if a timeout occurs.
%%
%% @spec state_name(Event, State) ->
%% {next_state, NextStateName, NextState} |
%% {next_state, NextStateName, NextState, Timeout} |
%% {stop, Reason, NewState}
%% @end
%%--------------------------------------------------------------------
state_name(_Event, State) ->
{next_state, state_name, State}.
%%--------------------------------------------------------------------
%% @private
%% @doc
%% There should be one instance of this function for each possible
%% state name. Whenever a gen_fsm receives an event sent using
%% gen_fsm:sync_send_event/[2,3], the instance of this function with
%% the same name as the current state name StateName is called to
%% handle the event.
%%
%% @spec state_name(Event, From, State) ->
%% {next_state, NextStateName, NextState} |
%% {next_state, NextStateName, NextState, Timeout} |
%% {reply, Reply, NextStateName, NextState} |
%% {reply, Reply, NextStateName, NextState, Timeout} |
%% {stop, Reason, NewState} |
%% {stop, Reason, Reply, NewState}
%% @end
%%--------------------------------------------------------------------
state_name(_Event, _From, State) ->
Reply = ok,
{reply, Reply, state_name, State}.
%%--------------------------------------------------------------------
%% @private
%% @doc
%% Whenever a gen_fsm receives an event sent using
%% gen_fsm:send_all_state_event/2, this function is called to handle
%% the event.
%%
%% @spec handle_event(Event, StateName, State) ->
%% {next_state, NextStateName, NextState} |
%% {next_state, NextStateName, NextState, Timeout} |
%% {stop, Reason, NewState}
%% @end
%%--------------------------------------------------------------------
handle_event(_Event, StateName, State) ->
{next_state, StateName, State}.
%%--------------------------------------------------------------------
%% @private
%% @doc
%% Whenever a gen_fsm receives an event sent using
%% gen_fsm:sync_send_all_state_event/[2,3], this function is called
%% to handle the event.
%%
%% @spec handle_sync_event(Event, From, StateName, State) ->
%% {next_state, NextStateName, NextState} |
%% {next_state, NextStateName, NextState, Timeout} |
%% {reply, Reply, NextStateName, NextState} |
%% {reply, Reply, NextStateName, NextState, Timeout} |
%% {stop, Reason, NewState} |
%% {stop, Reason, Reply, NewState}
%% @end
%%--------------------------------------------------------------------
handle_sync_event(_Event, _From, StateName, State) ->
Reply = ok,
{reply, Reply, StateName, State}.
%%--------------------------------------------------------------------
%% @private
%% @doc
%% This function is called by a gen_fsm when it receives any
%% message other than a synchronous or asynchronous event
%% (or a system message).
%%
%% @spec handle_info(Info,StateName,State)->
%% {next_state, NextStateName, NextState} |
%% {next_state, NextStateName, NextState, Timeout} |
%% {stop, Reason, NewState}
%% @end
%%--------------------------------------------------------------------
handle_info(_Info, StateName, State) ->
{next_state, StateName, State}.
%%--------------------------------------------------------------------
%% @private
%% @doc
%% This function is called by a gen_fsm when it is about to
%% terminate. It should be the opposite of Module:init/1 and do any
%% necessary cleaning up. When it returns, the gen_fsm terminates with
%% Reason. The return value is ignored.
%%
%% @spec terminate(Reason, StateName, State) -> void()
%% @end
%%--------------------------------------------------------------------
terminate(_Reason, _StateName, _State) ->
ok.
%%--------------------------------------------------------------------
%% @private
%% @doc
%% Convert process state when code is changed
%%
%% @spec code_change(OldVsn, StateName, State, Extra) ->
%% {ok, StateName, NewState}
%% @end
%%--------------------------------------------------------------------
code_change(_OldVsn, StateName, State, _Extra) ->
{ok, StateName, State}.
%%%===================================================================
%%% Internal functions
%%%===================================================================
# OTP gen_event
snippet gen_event
-module(${0:`vim_snippets#Filename()`}).
-behaviour(gen_event).
%% API
-export([start_link/0,
add_handler/2]).
%% gen_event callbacks
-export([init/1,
handle_event/2,
handle_call/2,
handle_info/2,
terminate/2,
code_change/3]).
-record(state, {}).
%%%===================================================================
%%% gen_event callbacks
%%%===================================================================
%%--------------------------------------------------------------------
%% @doc
%% Creates an event manager
%%
%% @spec start_link() -> {ok, Pid} | {error, Error}
%% @end
%%--------------------------------------------------------------------
start_link() ->
gen_event:start_link({local, ?MODULE}).
%%--------------------------------------------------------------------
%% @doc
%% Adds an event handler
%%
%% @spec add_handler(Handler, Args) -> ok | {'EXIT', Reason} | term()
%% @end
%%--------------------------------------------------------------------
add_handler(Handler, Args) ->
gen_event:add_handler(?MODULE, Handler, Args).
%%%===================================================================
%%% gen_event callbacks
%%%===================================================================
%%--------------------------------------------------------------------
%% @private
%% @doc
%% Whenever a new event handler is added to an event manager,
%% this function is called to initialize the event handler.
%%
%% @spec init(Args) -> {ok, State}
%% @end
%%--------------------------------------------------------------------
init([]) ->
{ok, #state{}}.
%%--------------------------------------------------------------------
%% @private
%% @doc
%% Whenever an event manager receives an event sent using
%% gen_event:notify/2 or gen_event:sync_notify/2, this function is
%% called for each installed event handler to handle the event.
%%
%% @spec handle_event(Event, State) ->
%% {ok, State} |
%% {swap_handler, Args1, State1, Mod2, Args2} |
%% remove_handler
%% @end
%%--------------------------------------------------------------------
handle_event(_Event, State) ->
{ok, State}.
%%--------------------------------------------------------------------
%% @private
%% @doc
%% Whenever an event manager receives a request sent using
%% gen_event:call/3,4, this function is called for the specified
%% event handler to handle the request.
%%
%% @spec handle_call(Request, State) ->
%% {ok, Reply, State} |
%% {swap_handler, Reply, Args1, State1, Mod2, Args2} |
%% {remove_handler, Reply}
%% @end
%%--------------------------------------------------------------------
handle_call(_Request, State) ->
Reply = ok,
{ok, Reply, State}.
%%--------------------------------------------------------------------
%% @private
%% @doc
%% This function is called for each installed event handler when
%% an event manager receives any other message than an event or a
%% synchronous request (or a system message).
%%
%% @spec handle_info(Info, State) ->
%% {ok, State} |
%% {swap_handler, Args1, State1, Mod2, Args2} |
%% remove_handler
%% @end
%%--------------------------------------------------------------------
handle_info(_Info, State) ->
{ok, State}.
%%--------------------------------------------------------------------
%% @private
%% @doc
%% Whenever an event handler is deleted from an event manager, this
%% function is called. It should be the opposite of Module:init/1 and
%% do any necessary cleaning up.
%%
%% @spec terminate(Reason, State) -> void()
%% @end
%%--------------------------------------------------------------------
terminate(_Reason, _State) ->
ok.
%%--------------------------------------------------------------------
%% @private
%% @doc
%% Convert process state when code is changed
%%
%% @spec code_change(OldVsn, State, Extra) -> {ok, NewState}
%% @end
%%--------------------------------------------------------------------
code_change(_OldVsn, State, _Extra) ->
{ok, State}.
%%%===================================================================
%%% Internal functions
%%%===================================================================
# EUnit snippets
snippet eunit
-module(${1:`vim_snippets#Filename()`}).
-include_lib("eunit/include/eunit.hrl").
${0}
snippet ieunit
-ifdef(TEST).
-include_lib("eunit/include/eunit.hrl").
${0}
-endif.
snippet itest
-ifdef(TEST).
${1}_test() ->
${0}
-endif.
snippet test
${1}_test() ->
${0}
snippet as
?assert(${0})
snippet asn
?assertNot(${0})
snippet aseq
?assertEqual(${1}, ${0})
snippet asneq
?assertNotEqual(${1}, ${0})
snippet asmat
?assertMatch(${1:Pattern}, ${0:Expression})
snippet asnmat
?assertNotMatch(${1:Pattern}, ${0:Expression})
snippet aserr
?assertError(${1:Pattern}, ${0:Expression})
snippet asex
?assertExit(${1:Pattern}, ${0:Expression})
snippet asexc
?assertException(${1:Class}, ${2:Pattern}, ${0:Expression})
# common_test test_SUITE
snippet testsuite
-module(${0:`vim_snippets#Filename()`}).
-include_lib("common_test/include/ct.hrl").
%% Test server callbacks
-export([suite/0, all/0, groups/0,
init_per_suite/1, end_per_suite/1,
init_per_group/2, end_per_group/2,
init_per_testcase/2, end_per_testcase/2]).
%% Test cases
-export([
]).
%%--------------------------------------------------------------------
%% COMMON TEST CALLBACK FUNCTIONS
%%--------------------------------------------------------------------
%%--------------------------------------------------------------------
%% Function: suite() -> Info
%%
%% Info = [tuple()]
%% List of key/value pairs.
%%
%% Description: Returns list of tuples to set default properties
%% for the suite.
%%
%% Note: The suite/0 function is only meant to be used to return
%% default data values, not perform any other operations.
%%--------------------------------------------------------------------
suite() ->
[{timetrap,{minutes,10}}].
%%--------------------------------------------------------------------
%% Function: init_per_suite(Config0) ->
%% Config1 | {skip,Reason} | {skip_and_save,Reason,Config1}
%%
%% Config0 = Config1 = [tuple()]
%% A list of key/value pairs, holding the test case configuration.
%% Reason = term()
%% The reason for skipping the suite.
%%
%% Description: Initialization before the suite.
%%
%% Note: This function is free to add any key/value pairs to the Config
%% variable, but should NOT alter/remove any existing entries.
%%--------------------------------------------------------------------
init_per_suite(Config) ->
Config.
%%--------------------------------------------------------------------
%% Function: end_per_suite(Config0) -> void() | {save_config,Config1}
%%
%% Config0 = Config1 = [tuple()]
%% A list of key/value pairs, holding the test case configuration.
%%
%% Description: Cleanup after the suite.
%%--------------------------------------------------------------------
end_per_suite(_Config) ->
ok.
%%--------------------------------------------------------------------
%% Function: init_per_group(GroupName, Config0) ->
%% Config1 | {skip,Reason} | {skip_and_save,Reason,Config1}
%%
%% GroupName = atom()
%% Name of the test case group that is about to run.
%% Config0 = Config1 = [tuple()]
%% A list of key/value pairs, holding configuration data for the group.
%% Reason = term()
%% The reason for skipping all test cases and subgroups in the group.
%%
%% Description: Initialization before each test case group.
%%--------------------------------------------------------------------
init_per_group(_GroupName, Config) ->
Config.
%%--------------------------------------------------------------------
%% Function: end_per_group(GroupName, Config0) ->
%% void() | {save_config,Config1}
%%
%% GroupName = atom()
%% Name of the test case group that is finished.
%% Config0 = Config1 = [tuple()]
%% A list of key/value pairs, holding configuration data for the group.
%%
%% Description: Cleanup after each test case group.
%%--------------------------------------------------------------------
end_per_group(_GroupName, _Config) ->
ok.
%%--------------------------------------------------------------------
%% Function: init_per_testcase(TestCase, Config0) ->
%% Config1 | {skip,Reason} | {skip_and_save,Reason,Config1}
%%
%% TestCase = atom()
%% Name of the test case that is about to run.
%% Config0 = Config1 = [tuple()]
%% A list of key/value pairs, holding the test case configuration.
%% Reason = term()
%% The reason for skipping the test case.
%%
%% Description: Initialization before each test case.
%%
%% Note: This function is free to add any key/value pairs to the Config
%% variable, but should NOT alter/remove any existing entries.
%%--------------------------------------------------------------------
init_per_testcase(_TestCase, Config) ->
Config.
%%--------------------------------------------------------------------
%% Function: end_per_testcase(TestCase, Config0) ->
%% void() | {save_config,Config1} | {fail,Reason}
%%
%% TestCase = atom()
%% Name of the test case that is finished.
%% Config0 = Config1 = [tuple()]
%% A list of key/value pairs, holding the test case configuration.
%% Reason = term()
%% The reason for failing the test case.
%%
%% Description: Cleanup after each test case.
%%--------------------------------------------------------------------
end_per_testcase(_TestCase, _Config) ->
ok.
%%--------------------------------------------------------------------
%% Function: groups() -> [Group]
%%
%% Group = {GroupName,Properties,GroupsAndTestCases}
%% GroupName = atom()
%% The name of the group.
%% Properties = [parallel | sequence | Shuffle | {RepeatType,N}]
%% Group properties that may be combined.
%% GroupsAndTestCases = [Group | {group,GroupName} | TestCase]
%% TestCase = atom()
%% The name of a test case.
%% Shuffle = shuffle | {shuffle,Seed}
%% To get cases executed in random order.
%% Seed = {integer(),integer(),integer()}
%% RepeatType = repeat | repeat_until_all_ok | repeat_until_all_fail |
%% repeat_until_any_ok | repeat_until_any_fail
%% To get execution of cases repeated.
%% N = integer() | forever
%%
%% Description: Returns a list of test case group definitions.
%%--------------------------------------------------------------------
groups() ->
[].
%%--------------------------------------------------------------------
%% Function: all() -> GroupsAndTestCases | {skip,Reason}
%%
%% GroupsAndTestCases = [{group,GroupName} | TestCase]
%% GroupName = atom()
%% Name of a test case group.
%% TestCase = atom()
%% Name of a test case.
%% Reason = term()
%% The reason for skipping all groups and test cases.
%%
%% Description: Returns the list of groups and test cases that
%% are to be executed.
%%--------------------------------------------------------------------
all() ->
[].
%%--------------------------------------------------------------------
%% TEST CASES
%%--------------------------------------------------------------------
%%--------------------------------------------------------------------
%% Function: TestCase(Config0) ->
%% ok | exit() | {skip,Reason} | {comment,Comment} |
%% {save_config,Config1} | {skip_and_save,Reason,Config1}
%%
%% Config0 = Config1 = [tuple()]
%% A list of key/value pairs, holding the test case configuration.
%% Reason = term()
%% The reason for skipping the test case.
%% Comment = term()
%% A comment about the test case that will be printed in the html log.
%%
%% Description: Test case function. (The name of it must be specified in
%% the all/0 list or in a test case group for the test case
%% to be executed).
%%--------------------------------------------------------------------