From 844182030976e868e7cd6aa67e891d55db749a65 Mon Sep 17 00:00:00 2001
From: Peter Lemenkov <lemenkov@gmail.com>
Date: Sat, 20 Nov 2010 16:36:45 +0300
Subject: [PATCH 2/3] Remove bundled mustache
Signed-off-by: Peter Lemenkov <lemenkov@gmail.com>
---
ebin/rebar.app | 3 +-
src/mustache.erl | 234 ------------------------------------------------------
2 files changed, 1 insertion(+), 236 deletions(-)
delete mode 100644 src/mustache.erl
diff --git a/ebin/rebar.app b/ebin/rebar.app
index 0c6e4c3..0836c7c 100644
--- a/ebin/rebar.app
+++ b/ebin/rebar.app
@@ -35,8 +35,7 @@
rebar_upgrade,
rebar_utils,
rebar_xref,
- getopt,
- mustache ]},
+ getopt ]},
{registered, []},
{applications, [kernel,
stdlib,
diff --git a/src/mustache.erl b/src/mustache.erl
deleted file mode 100644
index ac501a0..0000000
--- a/src/mustache.erl
+++ /dev/null
@@ -1,234 +0,0 @@
-%% The MIT License
-%%
-%% Copyright (c) 2009 Tom Preston-Werner <tom@mojombo.com>
-%%
-%% Permission is hereby granted, free of charge, to any person obtaining a copy
-%% of this software and associated documentation files (the "Software"), to deal
-%% in the Software without restriction, including without limitation the rights
-%% to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-%% copies of the Software, and to permit persons to whom the Software is
-%% furnished to do so, subject to the following conditions:
-%%
-%% The above copyright notice and this permission notice shall be included in
-%% all copies or substantial portions of the Software.
-%%
-%% THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-%% IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-%% FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-%% AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-%% LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-%% OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-%% THE SOFTWARE.
-
-%% See the README at http://github.com/mojombo/mustache.erl for additional
-%% documentation and usage examples.
-
--module(mustache). %% v0.1.0
--author("Tom Preston-Werner").
--export([compile/1, compile/2, render/1, render/2, render/3, get/2, get/3, escape/1, start/1]).
-
--record(mstate, {mod = undefined,
- section_re = undefined,
- tag_re = undefined}).
-
--ifdef(TEST).
--include_lib("eunit/include/eunit.hrl").
--endif.
-
-compile(Body) when is_list(Body) ->
- State = #mstate{},
- CompiledTemplate = pre_compile(Body, State),
- % io:format("~p~n~n", [CompiledTemplate]),
- % io:format(CompiledTemplate ++ "~n", []),
- {ok, Tokens, _} = erl_scan:string(CompiledTemplate),
- {ok, [Form]} = erl_parse:parse_exprs(Tokens),
- Bindings = erl_eval:new_bindings(),
- {value, Fun, _} = erl_eval:expr(Form, Bindings),
- Fun;
-compile(Mod) ->
- TemplatePath = template_path(Mod),
- compile(Mod, TemplatePath).
-
-compile(Mod, File) ->
- code:purge(Mod),
- {module, _} = code:load_file(Mod),
- {ok, TemplateBin} = file:read_file(File),
- Template = re:replace(TemplateBin, "\"", "\\\\\"", [global, {return,list}]),
- State = #mstate{mod = Mod},
- CompiledTemplate = pre_compile(Template, State),
- % io:format("~p~n~n", [CompiledTemplate]),
- % io:format(CompiledTemplate ++ "~n", []),
- {ok, Tokens, _} = erl_scan:string(CompiledTemplate),
- {ok, [Form]} = erl_parse:parse_exprs(Tokens),
- Bindings = erl_eval:new_bindings(),
- {value, Fun, _} = erl_eval:expr(Form, Bindings),
- Fun.
-
-render(Mod) ->
- TemplatePath = template_path(Mod),
- render(Mod, TemplatePath).
-
-render(Body, Ctx) when is_list(Body) ->
- TFun = compile(Body),
- render(undefined, TFun, Ctx);
-render(Mod, File) when is_list(File) ->
- render(Mod, File, dict:new());
-render(Mod, CompiledTemplate) ->
- render(Mod, CompiledTemplate, dict:new()).
-
-render(Mod, File, Ctx) when is_list(File) ->
- CompiledTemplate = compile(Mod, File),
- render(Mod, CompiledTemplate, Ctx);
-render(Mod, CompiledTemplate, Ctx) ->
- Ctx2 = dict:store('__mod__', Mod, Ctx),
- lists:flatten(CompiledTemplate(Ctx2)).
-
-pre_compile(T, State) ->
- SectionRE = "\{\{\#([^\}]*)}}\s*(.+?){{\/\\1\}\}\s*",
- {ok, CompiledSectionRE} = re:compile(SectionRE, [dotall]),
- TagRE = "\{\{(#|=|!|<|>|\{)?(.+?)\\1?\}\}+",
- {ok, CompiledTagRE} = re:compile(TagRE, [dotall]),
- State2 = State#mstate{section_re = CompiledSectionRE, tag_re = CompiledTagRE},
- "fun(Ctx) -> " ++
- "CFun = fun(A, B) -> A end, " ++
- compiler(T, State2) ++ " end.".
-
-compiler(T, State) ->
- Res = re:run(T, State#mstate.section_re),
- case Res of
- {match, [{M0, M1}, {N0, N1}, {C0, C1}]} ->
- Front = string:substr(T, 1, M0),
- Back = string:substr(T, M0 + M1 + 1),
- Name = string:substr(T, N0 + 1, N1),
- Content = string:substr(T, C0 + 1, C1),
- "[" ++ compile_tags(Front, State) ++
- " | [" ++ compile_section(Name, Content, State) ++
- " | [" ++ compiler(Back, State) ++ "]]]";
- nomatch ->
- compile_tags(T, State)
- end.
-
-compile_section(Name, Content, State) ->
- Mod = State#mstate.mod,
- Result = compiler(Content, State),
- "fun() -> " ++
- "case mustache:get(" ++ Name ++ ", Ctx, " ++ atom_to_list(Mod) ++ ") of " ++
- "true -> " ++
- Result ++ "; " ++
- "false -> " ++
- "[]; " ++
- "List when is_list(List) -> " ++
- "[fun(Ctx) -> " ++ Result ++ " end(dict:merge(CFun, SubCtx, Ctx)) || SubCtx <- List]; " ++
- "Else -> " ++
- "throw({template, io_lib:format(\"Bad context for ~p: ~p\", [" ++ Name ++ ", Else])}) " ++
- "end " ++
- "end()".
-
-compile_tags(T, State) ->
- Res = re:run(T, State#mstate.tag_re),
- case Res of
- {match, [{M0, M1}, K, {C0, C1}]} ->
- Front = string:substr(T, 1, M0),
- Back = string:substr(T, M0 + M1 + 1),
- Content = string:substr(T, C0 + 1, C1),
- Kind = tag_kind(T, K),
- Result = compile_tag(Kind, Content, State),
- "[\"" ++ Front ++
- "\" | [" ++ Result ++
- " | " ++ compile_tags(Back, State) ++ "]]";
- nomatch ->
- "[\"" ++ T ++ "\"]"
- end.
-
-tag_kind(_T, {-1, 0}) ->
- none;
-tag_kind(T, {K0, K1}) ->
- string:substr(T, K0 + 1, K1).
-
-compile_tag(none, Content, State) ->
- Mod = State#mstate.mod,
- "mustache:escape(mustache:get(" ++ Content ++ ", Ctx, " ++ atom_to_list(Mod) ++ "))";
-compile_tag("{", Content, State) ->
- Mod = State#mstate.mod,
- "mustache:get(" ++ Content ++ ", Ctx, " ++ atom_to_list(Mod) ++ ")";
-compile_tag("!", _Content, _State) ->
- "[]".
-
-template_path(Mod) ->
- ModPath = code:which(Mod),
- re:replace(ModPath, "\.beam$", ".mustache", [{return, list}]).
-
-get(Key, Ctx) when is_list(Key) ->
- {ok, Mod} = dict:find('__mod__', Ctx),
- get(list_to_atom(Key), Ctx, Mod);
-get(Key, Ctx) ->
- {ok, Mod} = dict:find('__mod__', Ctx),
- get(Key, Ctx, Mod).
-
-get(Key, Ctx, Mod) when is_list(Key) ->
- get(list_to_atom(Key), Ctx, Mod);
-get(Key, Ctx, Mod) ->
- case dict:find(Key, Ctx) of
- {ok, Val} ->
- % io:format("From Ctx {~p, ~p}~n", [Key, Val]),
- to_s(Val);
- error ->
- case erlang:function_exported(Mod, Key, 1) of
- true ->
- Val = to_s(Mod:Key(Ctx)),
- % io:format("From Mod/1 {~p, ~p}~n", [Key, Val]),
- Val;
- false ->
- case erlang:function_exported(Mod, Key, 0) of
- true ->
- Val = to_s(Mod:Key()),
- % io:format("From Mod/0 {~p, ~p}~n", [Key, Val]),
- Val;
- false ->
- []
- end
- end
- end.
-
-to_s(Val) when is_integer(Val) ->
- integer_to_list(Val);
-to_s(Val) when is_float(Val) ->
- io_lib:format("~.2f", [Val]);
-to_s(Val) when is_atom(Val) ->
- atom_to_list(Val);
-to_s(Val) ->
- Val.
-
-escape(HTML) ->
- escape(HTML, []).
-
-escape([], Acc) ->
- lists:reverse(Acc);
-escape(["<" | Rest], Acc) ->
- escape(Rest, lists:reverse("<", Acc));
-escape([">" | Rest], Acc) ->
- escape(Rest, lists:reverse(">", Acc));
-escape(["&" | Rest], Acc) ->
- escape(Rest, lists:reverse("&", Acc));
-escape([X | Rest], Acc) ->
- escape(Rest, [X | Acc]).
-
-%%---------------------------------------------------------------------------
-
-start([T]) ->
- Out = render(list_to_atom(T)),
- io:format(Out ++ "~n", []).
-
--ifdef(TEST).
-
-simple_test() ->
- Ctx = dict:from_list([{name, "world"}]),
- Result = render("Hello {{name}}!", Ctx),
- ?assertEqual("Hello world!", Result).
-
-integer_values_too_test() ->
- Ctx = dict:from_list([{name, "Chris"}, {value, 10000}]),
- Result = render("Hello {{name}}~nYou have just won ${{value}}!", Ctx),
- ?assertEqual("Hello Chris~nYou have just won $10000!", Result).
-
--endif.
--
1.7.10.1
