87 lines
2.9 KiB
Erlang
87 lines
2.9 KiB
Erlang
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-module(rebar_prv_bare_compile).
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-behaviour(provider).
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-export([init/1,
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do/1,
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format_error/1]).
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-include_lib("providers/include/providers.hrl").
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-include("rebar.hrl").
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-define(PROVIDER, compile).
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-define(NAMESPACE, bare).
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-define(DEPS, [{default, app_discovery}]).
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%% ===================================================================
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%% Public API
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%% ===================================================================
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-spec init(rebar_state:t()) -> {ok, rebar_state:t()}.
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init(State) ->
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State1 = rebar_state:add_provider(
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State,
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providers:create([
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{name, ?PROVIDER},
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{module, ?MODULE},
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{namespace, ?NAMESPACE},
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{bare, false},
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{deps, ?DEPS},
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{example, ""},
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{short_desc, ""},
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{desc, ""},
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{opts, [
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{paths, $p, "paths", string,
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"Wildcard paths of ebin directories to add to code path, "
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"separated by a colon"},
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{separator, $s, "separator", string,
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"In case of multiple return paths, the separator character "
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"to use to join them."},
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{outdir, $o, "outdir", string,
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"Path where build artifacts are located. Defaults to the "
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"current directory."}
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]}
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])
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),
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{ok, State1}.
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-spec do(rebar_state:t()) -> {ok, rebar_state:t()} | {error, string()}.
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do(State) ->
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OrigPath = code:get_path(),
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%% Add code paths from --paths to the beginning of the code path
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{RawOpts, _} = rebar_state:command_parsed_args(State),
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Paths = proplists:get_value(paths, RawOpts),
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Sep = proplists:get_value(separator, RawOpts, " "),
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%% Because mix won't check for versions, it instead sets this variable
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%% that it knows older rebar3 version will ignore so we play nice and
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%% honor it.
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DefaultOutDir = os:getenv("REBAR_BARE_COMPILER_OUTPUT_DIR", rebar_dir:get_cwd()),
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OutDir = proplists:get_value(outdir, RawOpts, DefaultOutDir),
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[ code:add_pathsa(filelib:wildcard(PathWildcard))
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|| PathWildcard <- rebar_string:lexemes(Paths, Sep) ],
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case rebar_state:project_apps(State) of
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[] ->
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{error, {?MODULE, {not_an_application_structure, OutDir}}};
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[AppInfo] ->
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AppInfo1 = rebar_app_info:out_dir(AppInfo, OutDir),
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%% run compile in the default namespace
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rebar_prv_compile:compile(rebar_state:namespace(State, default), AppInfo1),
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rebar_utils:cleanup_code_path(OrigPath),
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{ok, State}
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end.
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-spec format_error(any()) -> iolist().
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format_error({not_an_application_structure, Path}) ->
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io_lib:format(
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"Compilation failed: there is no code in this directory (~ts), " ++
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"it is unreadable or for some other reason " ++
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"is not a recognizable application structure.",
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[Path]);
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format_error(Reason) ->
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io_lib:format("~p", [Reason]).
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