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Allow to use any Lua function factory, produce bytecode

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This commit is contained in:
Robin Gareus 2017-02-17 18:28:40 +01:00
parent 3b8348f009
commit 149634c2cf
2 changed files with 4 additions and 4 deletions
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2
libs/ardour/ardour/luascripting.h
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@ -107,7 +107,7 @@ public:
static LuaScriptInfoPtr script_info (const std::string &script);
static bool try_compile (const std::string&, const LuaScriptParamList&);
static std::string get_factory_bytecode (const std::string&);
static std::string get_factory_bytecode (const std::string&, const std::string& ffn = "factory", const std::string& fp = "f");
static std::string user_script_dir ();
private:

6
libs/ardour/luascripting.cc
View file

@ -450,7 +450,7 @@ LuaScripting::try_compile (const std::string& script, const LuaScriptParamList&
}
std::string
LuaScripting::get_factory_bytecode (const std::string& script)
LuaScripting::get_factory_bytecode (const std::string& script, const std::string& ffn, const std::string& fp)
{
LuaState l;
l.Print.connect (&LuaScripting::lua_print);
@ -461,7 +461,7 @@ LuaScripting::get_factory_bytecode (const std::string& script)
""
" function dump_function (f)"
" assert(type(f) == 'function', 'Factory is a not a function')"
" return string.format(\"f = %q\", string.dump(f, true))"
" return string.format(\"" + fp + " = %q\", string.dump(f, true))"
" end"
);
@ -469,7 +469,7 @@ LuaScripting::get_factory_bytecode (const std::string& script)
luabridge::LuaRef lua_dump = luabridge::getGlobal (L, "dump_function");
l.do_command ("dump_function = nil"); // hide it
l.do_command (script); // register "factory"
luabridge::LuaRef lua_factory = luabridge::getGlobal (L, "factory");
luabridge::LuaRef lua_factory = luabridge::getGlobal (L, ffn.c_str());
if (lua_factory.isFunction()) {
return (lua_dump(lua_factory)).cast<std::string> ();