private void Invariant()
{
Contract.Invariant(ServicePipDependencies.IsValid);
Contract.Invariant(FinalizationPipIds.IsValid);
Contract.Invariant(
!ShutdownPipId.IsValid || Kind == ServicePipKind.Service,
"'ShutdownProcessPipId' may only be specified when the pip is a 'Service'");
Contract.Invariant(
!FinalizationPipIds.Any() || Kind == ServicePipKind.Service,
"'FinalizationPipids' may only be specified when the pip is a 'Service'");
// NOTE: The constraint below is not required by the engine, but is enforced here just to
// help users out, and catch builds that are *likely* to be errors. If and when we
// encounter a case where a user will want to schedule a shutdown command from their
// own build specs (e.g., so that they can have some other pips depend on it), we can
// just lift this constraint.
Contract.Invariant(
Kind != ServicePipKind.Service || ShutdownPipId.IsValid,
"A pip that is a 'Service' must have the 'ShutdownProcessPipId' specified");
Contract.Invariant(
ServicePipDependencies.All(pipId => pipId.IsValid),
"'ServicePipDependencies' must not contain invalid PipIds");
Contract.Invariant(
Kind != ServicePipKind.ServiceClient || ServicePipDependencies.Any(),
"A pip that is a 'ServiceClient' must have some 'ServicePipDependencies'");
Contract.Invariant(
!ServicePipDependencies.Any() || Kind == ServicePipKind.ServiceClient,
"'ServicePipDependencies' may only be specified for a pip that is either a 'ServiceClient'");
}
/// <nodoc />
public ServiceInfo(
ServicePipKind kind,
ReadOnlyArray <PipId> servicePipDependencies = default(ReadOnlyArray <PipId>),
PipId shutdownProcessPipId = default(PipId),
ReadOnlyArray <PipId> finalizationPipIds = default(ReadOnlyArray <PipId>),
StringId tagToTrack = default(StringId),
StringId displayNameForTag = default(StringId))
{
Kind = kind;
ServicePipDependencies = servicePipDependencies.IsValid ? servicePipDependencies : ReadOnlyArray <PipId> .Empty;
ShutdownPipId = shutdownProcessPipId;
FinalizationPipIds = finalizationPipIds.IsValid ? finalizationPipIds : ReadOnlyArray <PipId> .Empty;
TagToTrack = tagToTrack;
DisplayNameForTrackableTag = displayNameForTag;
Contract.Assert(ServicePipDependencies.IsValid);
Contract.Assert(FinalizationPipIds.IsValid);
Contract.Assert(
!ShutdownPipId.IsValid || Kind == ServicePipKind.Service,
"'ShutdownProcessPipId' may only be specified when the pip is a 'Service'");
Contract.Assert(
!FinalizationPipIds.Any() || Kind == ServicePipKind.Service,
"'FinalizationPipids' may only be specified when the pip is a 'Service'");
// NOTE: The constraint below is not required by the engine, but is enforced here just to
// help users out, and catch builds that are *likely* to be errors. If and when we
// encounter a case where a user will want to schedule a shutdown command from their
// own build specs (e.g., so that they can have some other pips depend on it), we can
// just lift this constraint.
Contract.Assert(
Kind != ServicePipKind.Service || ShutdownPipId.IsValid,
"A pip that is a 'Service' must have the 'ShutdownProcessPipId' specified");
Contract.Assert(
ServicePipDependencies.All(pipId => pipId.IsValid),
"'ServicePipDependencies' must not contain invalid PipIds");
Contract.Assert(
Kind != ServicePipKind.ServiceClient || ServicePipDependencies.Any(),
"A pip that is a 'ServiceClient' must have some 'ServicePipDependencies'");
Contract.Assert(
!ServicePipDependencies.Any() || Kind == ServicePipKind.ServiceClient,
"'ServicePipDependencies' may only be specified for a pip that is either a 'ServiceClient'");
Contract.Assert(
TagToTrack.IsValid == DisplayNameForTrackableTag.IsValid,
"Tag and its display name must be specified at the same time");
Contract.Assert(
!TagToTrack.IsValid || Kind == ServicePipKind.Service,
"'TagToTrack' may only be specified when the pip is a 'Service'");
}
