require(_componentIdByName[component.getName()] == 0)

[rapidddenis]

gif-contracts/contracts/modules/ComponentController.sol

Lines 45 to 51 in b58fd27

	function propose(IComponent component)
	external
	onlyComponentOwnerService
	{
	// input validation
	require(_componentIdByAddress[address(component)] == 0, "ERROR:CCR-003:COMPONENT_ALREADY_EXISTS");
	require(_componentIdByName[component.getName()] == 0, "ERROR:CCR-004:COMPONENT_NAME_ALREADY_EXISTS");

Component is considered as external arbitrary contract. Better not to rely on it during require.
Ideally controller MUST read and store component data (type, name, policy flow, risk pool ID) only once and in one call.