61 lines
1.7 KiB
Nim
61 lines
1.7 KiB
Nim
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import
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std/typetraits, preserves
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type
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StateKind* {.pure.} = enum
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`started`, `ready`, `failed`, `complete`, `userDefined`
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StateUserDefined*[E] = Preserve[E]
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`State`*[E] {.preservesOr.} = ref object
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case orKind*: StateKind
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of StateKind.`started`:
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`started`* {.preservesLiteral: "started".}: bool
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of StateKind.`ready`:
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`ready`* {.preservesLiteral: "ready".}: bool
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of StateKind.`failed`:
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`failed`* {.preservesLiteral: "failed".}: bool
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of StateKind.`complete`:
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`complete`* {.preservesLiteral: "complete".}: bool
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of StateKind.`userDefined`:
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`userdefined`*: StateUserDefined[E]
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ServiceObject*[E] {.preservesRecord: "service-object".} = ref object
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`serviceName`*: Preserve[E]
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`object`*: Preserve[E]
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RequireService*[E] {.preservesRecord: "require-service".} = ref object
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`serviceName`*: Preserve[E]
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RestartService*[E] {.preservesRecord: "restart-service".} = ref object
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`serviceName`*: Preserve[E]
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RunService*[E] {.preservesRecord: "run-service".} = ref object
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`serviceName`*: Preserve[E]
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ServiceState*[E] {.preservesRecord: "service-state".} = ref object
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`serviceName`*: Preserve[E]
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`state`*: State[E]
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ServiceDependency*[E] {.preservesRecord: "depends-on".} = ref object
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`depender`*: Preserve[E]
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`dependee`*: ServiceState[E]
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proc `$`*[E](x: State[E] | ServiceObject[E] | RequireService[E] |
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RestartService[E] |
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RunService[E] |
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ServiceState[E] |
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ServiceDependency[E]): string =
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`$`(toPreserve(x, E))
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proc encode*[E](x: State[E] | ServiceObject[E] | RequireService[E] |
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RestartService[E] |
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RunService[E] |
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ServiceState[E] |
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ServiceDependency[E]): seq[byte] =
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encode(toPreserve(x, E))
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