clear_craft: Return false if recipe not found, don't throw error (#7804)

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Paramat 2018-10-24 15:03:21 +01:00 committed by GitHub
parent ff35bffe18
commit 622e2235ee
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 17 additions and 9 deletions

@ -3555,7 +3555,7 @@ Call these functions only at load time!
ignored. For input use the same recipe table syntax as for
`minetest.register_craft(recipe)`. For output specify only the item,
without a quantity.
* If no erase candidate could be found, Lua exception will be thrown.
* Returns false if no erase candidate could be found, otherwise returns true.
* **Warning**! The type field ("shaped", "cooking" or any other) will be
ignored if the recipe contains output. Erasing is then done independently
from the crafting method.

@ -294,11 +294,14 @@ int ModApiCraft::l_clear_craft(lua_State *L)
std::string type = getstringfield_default(L, table, "type", "shaped");
CraftOutput c_output(output, 0);
if (!output.empty()) {
if (craftdef->clearCraftRecipesByOutput(c_output, getServer(L)))
return 0;
if (craftdef->clearCraftRecipesByOutput(c_output, getServer(L))) {
lua_pushboolean(L, true);
return 1;
}
throw LuaError("No craft recipe known for output"
" (output=\"" + output + "\")");
warningstream << "No craft recipe known for output" << std::endl;
lua_pushboolean(L, false);
return 1;
}
std::vector<std::string> recipe;
int width = 0;
@ -347,10 +350,15 @@ int ModApiCraft::l_clear_craft(lua_State *L)
} else {
throw LuaError("Unknown crafting definition type: \"" + type + "\"");
}
if (!craftdef->clearCraftRecipesByInput(method, width, recipe, getServer(L)))
throw LuaError("No crafting specified for input");
lua_pop(L, 1);
return 0;
if (!craftdef->clearCraftRecipesByInput(method, width, recipe, getServer(L))) {
warningstream << "No craft recipe matches input" << std::endl;
lua_pushboolean(L, false);
return 1;
}
lua_pushboolean(L, true);
return 1;
}
// get_craft_result(input)