syntastic/syntax_checkers/erlang/erlang_check_file.erl

77 lines
2.4 KiB
Erlang
Executable File

#!/usr/bin/env escript
main([File]) ->
Dir = get_root(filename:dirname(File)),
Defs = [strong_validation,
warn_export_all,
warn_export_vars,
warn_shadow_vars,
warn_obsolete_guard,
warn_unused_import,
report,
{i, Dir ++ "/include"}],
RebarFile = rebar_file(Dir),
RebarOpts = rebar_opts(Dir ++ "/" ++ RebarFile),
code:add_patha(filename:absname("ebin")),
compile:file(File, Defs ++ RebarOpts);
main(_) ->
io:format("Usage: ~s <file>~n", [escript:script_name()]),
halt(1).
rebar_file(Dir) ->
DirList = filename:split(Dir),
case lists:last(DirList) of
"test" ->
"rebar.test.config";
_ ->
"rebar.config"
end.
rebar_opts(RebarFile) ->
Dir = get_root(filename:dirname(RebarFile)),
case file:consult(RebarFile) of
{ok, Terms} ->
RebarLibDirs = proplists:get_value(lib_dirs, Terms, []),
lists:foreach(
fun(LibDir) ->
code:add_pathsa(filelib:wildcard(LibDir ++ "/*/ebin"))
end, RebarLibDirs),
RebarDepsDir = proplists:get_value(deps_dir, Terms, "deps"),
code:add_pathsa(filelib:wildcard(RebarDepsDir ++ "/*/ebin")),
IncludeDeps = {i, filename:join(Dir, RebarDepsDir)},
proplists:get_value(erl_opts, Terms, []) ++ [IncludeDeps];
{error, _} when RebarFile == "rebar.config" ->
fallback_opts();
{error, _} ->
rebar_opts("rebar.config")
end.
fallback_opts() ->
code:add_pathsa(filelib:wildcard("deps/*/ebin")),
code:add_pathsa(nested_app_ebins()),
[ { i, filename:absname("deps") }
| [ { i, filename:absname(Path) } || Path <- filelib:wildcard("deps/*/apps")]
].
nested_app_ebins() ->
DetectedAppSrcFiles = filelib:wildcard("deps/*/apps/**/*.app.src"),
[apps_dir_from_src(AppSrcFile)||AppSrcFile<-DetectedAppSrcFiles].
apps_dir_from_src(SrcFile) ->
SrcDir = filename:dirname(SrcFile),
filename:join(SrcDir, "../../ebin").
get_root(Dir) ->
Path = filename:split(filename:absname(Dir)),
filename:join(get_root(lists:reverse(Path), Path)).
get_root([], Path) ->
Path;
get_root(["src" | Tail], _Path) ->
lists:reverse(Tail);
get_root(["test" | Tail], _Path) ->
lists:reverse(Tail);
get_root([_ | Tail], Path) ->
get_root(Tail, Path).