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58 rivejä
1.9 KiB
58 rivejä
1.9 KiB
%%% @doc external alias for `rebar_agent' for more convenient
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%%% calls from a shell.
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-module(r3).
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-export([do/1, do/2, async_do/1, async_do/2, break/0, resume/0]).
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-export(['$handle_undefined_function'/2]).
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-include("rebar.hrl").
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%% @doc alias for `rebar_agent:do/1'
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-spec do(atom()) -> ok | {error, term()}.
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do(Command) -> rebar_agent:do(Command).
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%% @doc alias for `rebar_agent:do/2'
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-spec do(atom(), atom()) -> ok | {error, term()}.
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do(Namespace, Command) -> rebar_agent:do(Namespace, Command).
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%% @doc alias for `rebar_agent:async_do/1'
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-spec async_do(atom()) -> ok | {error, term()}.
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async_do(Command) -> rebar_agent:async_do(Command).
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%% @doc alias for `rebar_agent:async_do/2'
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-spec async_do(atom(), atom()) -> ok | {error, term()}.
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async_do(Namespace, Command) -> rebar_agent:async_do(Namespace, Command).
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break() ->
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case whereis(rebar_agent) of % is the shell running
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undefined ->
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ok;
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Pid ->
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{dictionary, Dict} = process_info(Pid, dictionary),
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case lists:keyfind(cmd_type, 1, Dict) of
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{cmd_type, async} ->
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Self = self(),
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Ref = make_ref(),
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spawn_link(fun() ->
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register(r3_breakpoint_handler, self()),
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receive
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resume ->
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Self ! Ref
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end
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end),
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io:format(user, "~n=== BREAK ===~n", []),
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receive
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Ref -> ok
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end;
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_ ->
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?DEBUG("ignoring breakpoint since command is not run "
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"in async mode", []),
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ok
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end
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end.
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resume() ->
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r3_breakpoint_handler ! resume,
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ok.
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%% @private defer to rebar_agent
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'$handle_undefined_function'(Cmd, Args) ->
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rebar_agent:'$handle_undefined_function'(Cmd, Args).
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