proc getOptionType(typeNode: NimNode): NimNode {....raises: [], tags: [],
    forbids: [].}

proc getRestReturnType(params: NimNode): NimNode {....raises: [], tags: [],
    forbids: [].}

proc getSequenceType(typeNode: NimNode): NimNode {....raises: [], tags: [],
    forbids: [].}

proc isBytesArg(typeNode: NimNode): bool {....raises: [], tags: [], forbids: [].}

proc isContentBodyArg(typeNode: NimNode): bool {....raises: [], tags: [],
    forbids: [].}

proc isKnownType(typeNode: NimNode; typeNames: varargs[string]): bool {.
    ...raises: [], tags: [], forbids: [].}

proc isOptionalArg(typeNode: NimNode): bool {....raises: [], tags: [], forbids: [].}

proc isPathArg(typeNode: NimNode): bool {....raises: [], tags: [], forbids: [].}

proc isResponseArg(typeNode: NimNode): bool {....raises: [], tags: [], forbids: [].}

proc isSequenceArg(typeNode: NimNode): bool {....raises: [], tags: [], forbids: [].}

proc makeProcName(m, s: string): string {....raises: [], tags: [], forbids: [].}

iterator paramsIter(params: NimNode): tuple[name, ntype: NimNode] {....raises: [],
    tags: [], forbids: [].}