byond - Modules - Types

code/modules/nightmare/nmnodes/flow.dm

/datum/nmnode/branchHolding node for several child nodes
/datum/nmnode/branch/includeSame as branch, but load node data from another included file
/datum/nmnode/pickerSame as branch, but selects a subset of the given nodes amount: how many items to pick choices: nested nodes to pick from each node should have a 'weight' key if you want to use weighted pick