Procs

proc addSignature(onto: var string; comp: NimNode) {....raises: [], tags: [],
    forbids: [].}

Generate a unique ID for a component

proc cmp(a: NimNode; b: NimNode): int {....raises: [], tags: [], forbids: [].}

Compare two nim nodes for sorting

proc hash(node: NimNode): Hash {....raises: [], tags: [], forbids: [].}

Generates a unique hash for a NimNode

proc symbols(node: NimNode): seq[string] {....raises: [], tags: [], forbids: [].}

Extracts all the symbols from a NimNode tree