25 lines
785 B
Nim
25 lines
785 B
Nim
|
|
import
|
|
std/typetraits, preserves
|
|
|
|
type
|
|
Instance*[E = void] {.record: "Instance".} = ref object ## ``<Instance @name string @argument any>``
|
|
`name`*: string
|
|
`argument`*: Preserve[E]
|
|
|
|
proc `instance`*[E = void](`name`: string | Preserve[E]; `argument`: Preserve[E]): Preserve[
|
|
E] =
|
|
## Preserves constructor for ``Instance``.
|
|
initRecord[E](symbol[E]("Instance"), toPreserve(`name`, E),
|
|
toPreserve(`argument`, E))
|
|
|
|
proc toPreserveHook*(`instance`: Instance; E: typedesc): Preserve[E] =
|
|
initRecord[E](symbol[E]("Instance"), toPreserve(`instance`.`name`, E),
|
|
toPreserve(`instance`.`argument`, E))
|
|
|
|
proc `$`*[E](x: Instance[E]): string =
|
|
`$`(toPreserve(x, E))
|
|
|
|
proc `encode`*[E](x: Instance[E]): seq[byte] =
|
|
encode(toPreserve(x, E))
|