proc includeModule(graph: ModuleGraph; s: PSym; fileIdx: FileIndex): PNode {....raises: [
    Exception, ValueError, KeyError, IOError, ERecoverableError, OSError], tags: [
    RootEffect, ReadDirEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect],
    forbids: [].}

proc reorder(graph: ModuleGraph; n: PNode; module: PSym): PNode {....raises: [
    KeyError, ValueError, IOError, Exception, OSError, ERecoverableError], tags: [
    WriteIOEffect, ReadDirEffect, RootEffect, ReadEnvEffect, ReadIOEffect],
    forbids: [].}