forked from Mirrorlandia_minetest/minetest
Improve ABM and LBM registration error handling (#12969)
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@ -79,8 +79,22 @@ local function check_modname_prefix(name)
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end
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end
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local function check_node_list(list, field)
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local t = type(list)
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if t == "table" then
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for _, entry in pairs(list) do
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assert(type(entry) == "string",
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"Field '" .. field .. "' contains non-string entry")
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end
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elseif t ~= "string" and t ~= "nil" then
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error("Field '" .. field .. "' has invalid type " .. t)
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end
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end
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function core.register_abm(spec)
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-- Add to core.registered_abms
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check_node_list(spec.nodenames, "nodenames")
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check_node_list(spec.neighbors, "neighbors")
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assert(type(spec.action) == "function", "Required field 'action' of type function")
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core.registered_abms[#core.registered_abms + 1] = spec
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spec.mod_origin = core.get_current_modname() or "??"
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@ -89,6 +103,7 @@ end
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function core.register_lbm(spec)
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-- Add to core.registered_lbms
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check_modname_prefix(spec.name)
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check_node_list(spec.nodenames, "nodenames")
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assert(type(spec.action) == "function", "Required field 'action' of type function")
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core.registered_lbms[#core.registered_lbms + 1] = spec
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spec.mod_origin = core.get_current_modname() or "??"
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