diff options
Diffstat (limited to 'src/rebar_templater.erl')
| -rw-r--r-- | src/rebar_templater.erl | 87 |
1 files changed, 52 insertions, 35 deletions
diff --git a/src/rebar_templater.erl b/src/rebar_templater.erl index 7716066..487a578 100644 --- a/src/rebar_templater.erl +++ b/src/rebar_templater.erl @@ -99,13 +99,13 @@ create(_Config, _) -> ok end; false -> - ?WARN("No variables section found in template ~p; using empty context.\n", - [TemplateId]), + ?WARN("No variables section found in template ~p; " + "using empty context.\n", [TemplateId]), Context0 = dict:new() end, - %% For each variable, see if it's defined in global vars -- if it is, prefer that - %% value over the defaults + %% For each variable, see if it's defined in global vars -- if it is, + %% prefer that value over the defaults Context1 = update_vars(dict:fetch_keys(Context0), Context0), ?DEBUG("Template ~p context: ~p\n", [TemplateId, dict:to_list(Context1)]), @@ -113,10 +113,11 @@ create(_Config, _) -> %% definition Context = resolve_recursive_vars(dict:to_list(Context1), Context1), - ?DEBUG("Resolved Template ~p context: ~p\n", [TemplateId, dict:to_list(Context1)]), + ?DEBUG("Resolved Template ~p context: ~p\n", + [TemplateId, dict:to_list(Context1)]), - %% Now, use our context to process the template definition -- this permits us to - %% use variables within the definition for filenames. + %% Now, use our context to process the template definition -- this + %% permits us to use variables within the definition for filenames. FinalTemplate = consult(render(load_file(Type, Template), Context)), ?DEBUG("Final template def ~p: ~p\n", [TemplateId, FinalTemplate]), @@ -136,10 +137,10 @@ create(_Config, _) -> %% cache_escript_files() -> {ok, Files} = rebar_utils:escript_foldl( - fun(Name, _, GetBin, Acc) -> - [{Name, GetBin()} | Acc] - end, - [], rebar_config:get_global(escript, undefined)), + fun(Name, _, GetBin, Acc) -> + [{Name, GetBin()} | Acc] + end, + [], rebar_config:get_global(escript, undefined)), erlang:put(escript_files, Files). @@ -158,7 +159,8 @@ find_escript_templates() -> find_disk_templates() -> OtherTemplates = find_other_templates(), HomeFiles = rebar_utils:find_files(filename:join(os:getenv("HOME"), - ".rebar/templates"), ?TEMPLATE_RE), + ".rebar/templates"), + ?TEMPLATE_RE), LocalFiles = rebar_utils:find_files(".", ?TEMPLATE_RE), [{file, F} || F <- OtherTemplates ++ HomeFiles ++ LocalFiles]. @@ -289,18 +291,24 @@ write_file(Output, Data, Force) -> %% %% Execute each instruction in a template definition file. %% -execute_template([], _TemplateType, _TemplateName, _Context, _Force, ExistingFiles) -> +execute_template([], _TemplateType, _TemplateName, _Context, + _Force, ExistingFiles) -> case ExistingFiles of [] -> ok; _ -> - Msg = lists:flatten([io_lib:format("\t* ~p~n", [F]) || F <- lists:reverse(ExistingFiles)]), - Help = "To force overwriting, specify force=1 on the command line.\n", - ?ERROR("One or more files already exist on disk and were not generated:~n~s~s", [Msg , Help]) + Msg = lists:flatten([io_lib:format("\t* ~p~n", [F]) || + F <- lists:reverse(ExistingFiles)]), + Help = + "To force overwriting, specify force=1 on the command line.\n", + ?ERROR("One or more files already exist on disk and " + "were not generated:~n~s~s", [Msg , Help]) end; -execute_template([{template, Input, Output} | Rest], TemplateType, TemplateName, Context, Force, ExistingFiles) -> +execute_template([{template, Input, Output} | Rest], TemplateType, + TemplateName, Context, Force, ExistingFiles) -> InputName = filename:join(filename:dirname(TemplateName), Input), - case write_file(Output, render(load_file(TemplateType, InputName), Context), Force) of + case write_file(Output, render(load_file(TemplateType, InputName), Context), + Force) of ok -> execute_template(Rest, TemplateType, TemplateName, Context, Force, ExistingFiles); @@ -308,34 +316,43 @@ execute_template([{template, Input, Output} | Rest], TemplateType, TemplateName, execute_template(Rest, TemplateType, TemplateName, Context, Force, [Output|ExistingFiles]) end; -execute_template([{file, Input, Output} | Rest], TemplateType, TemplateName, Context, Force, ExistingFiles) -> +execute_template([{file, Input, Output} | Rest], TemplateType, TemplateName, + Context, Force, ExistingFiles) -> InputName = filename:join(filename:dirname(TemplateName), Input), case write_file(Output, load_file(TemplateType, InputName), Force) of ok -> - execute_template(Rest, TemplateType, TemplateName, Context, - Force, ExistingFiles); + execute_template(Rest, TemplateType, TemplateName, + Context, Force, ExistingFiles); {error, exists} -> - execute_template(Rest, TemplateType, TemplateName, Context, - Force, [Output|ExistingFiles]) + execute_template(Rest, TemplateType, TemplateName, + Context, Force, [Output|ExistingFiles]) end; -execute_template([{dir, Name} | Rest], TemplateType, TemplateName, Context, Force, ExistingFiles) -> +execute_template([{dir, Name} | Rest], TemplateType, TemplateName, Context, + Force, ExistingFiles) -> case filelib:ensure_dir(filename:join(Name, "dummy")) of ok -> - execute_template(Rest, TemplateType, TemplateName, Context, Force, ExistingFiles); + execute_template(Rest, TemplateType, TemplateName, + Context, Force, ExistingFiles); {error, Reason} -> - ?ABORT("Failed while processing template instruction {dir, ~s}: ~p\n", - [Name, Reason]) + ?ABORT("Failed while processing template instruction " + "{dir, ~s}: ~p\n", [Name, Reason]) end; -execute_template([{chmod, Mod, File} | Rest], TemplateType, TemplateName, Context, Force, ExistingFiles) when is_integer(Mod) -> +execute_template([{chmod, Mod, File} | Rest], TemplateType, TemplateName, + Context, Force, ExistingFiles) when is_integer(Mod) -> case file:change_mode(File, Mod) of ok -> - execute_template(Rest, TemplateType, TemplateName, Context, Force, ExistingFiles); + execute_template(Rest, TemplateType, TemplateName, + Context, Force, ExistingFiles); {error, Reason} -> - ?ABORT("Failed while processing template instruction {cmod, ~b, ~s}: ~p~n", - [Mod, File, Reason]) + ?ABORT("Failed while processing template instruction " + "{cmod, ~b, ~s}: ~p~n", [Mod, File, Reason]) end; -execute_template([{variables, _} | Rest], TemplateType, TemplateName, Context, Force, ExistingFiles) -> - execute_template(Rest, TemplateType, TemplateName, Context, Force, ExistingFiles); -execute_template([Other | Rest], TemplateType, TemplateName, Context, Force, ExistingFiles) -> +execute_template([{variables, _} | Rest], TemplateType, TemplateName, Context, + Force, ExistingFiles) -> + execute_template(Rest, TemplateType, TemplateName, + Context, Force, ExistingFiles); +execute_template([Other | Rest], TemplateType, TemplateName, Context, + Force, ExistingFiles) -> ?WARN("Skipping unknown template instruction: ~p\n", [Other]), - execute_template(Rest, TemplateType, TemplateName, Context, Force, ExistingFiles). + execute_template(Rest, TemplateType, TemplateName, Context, + Force, ExistingFiles). |