InMemoryLease
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Defined in: src/coordination/leases/InMemoryLease.ts:57
Reference Lease implementation backed by the shared in-memory store.
Useful for tests and single-process development. The store is a plain
JS Map, so it is NOT appropriate for multi-process deployments — use
KubernetesLease for that.
Implements
Section titled “Implements”Constructors
Section titled “Constructors”Constructor
Section titled “Constructor”new InMemoryLease(
settings):InMemoryLease
Defined in: src/coordination/leases/InMemoryLease.ts:63
Parameters
Section titled “Parameters”settings
Section titled “settings”Returns
Section titled “Returns”InMemoryLease
Methods
Section titled “Methods”acquire()
Section titled “acquire()”acquire():
Promise<boolean>
Defined in: src/coordination/leases/InMemoryLease.ts:67
Try to acquire the lease. Resolves true on success, false on contention.
Returns
Section titled “Returns”Promise<boolean>
Implementation of
Section titled “Implementation of”acquireWithToken()
Section titled “acquireWithToken()”acquireWithToken():
Promise<{token:string; } |null>
Defined in: src/coordination/leases/InMemoryLease.ts:77
Fencing-token variant: returns a monotonic version string scoped
to this lease name. The token is <lease-name>@v<version> —
suitable for use as an opaque identifier and ordered by parsing
the trailing <version> integer.
Returns
Section titled “Returns”Promise<{ token: string; } | null>
Implementation of
Section titled “Implementation of”checkAlive()
Section titled “checkAlive()”checkAlive():
boolean
Defined in: src/coordination/leases/InMemoryLease.ts:100
True if this process currently owns the lease. Purely local — no IO.
Returns
Section titled “Returns”boolean
Implementation of
Section titled “Implementation of”onLost()
Section titled “onLost()”onLost(
handler): () =>void
Defined in: src/coordination/leases/InMemoryLease.ts:102
Register a handler fired when ownership is lost unexpectedly.
Parameters
Section titled “Parameters”handler
Section titled “handler”(reason) => void
Returns
Section titled “Returns”() => void
Implementation of
Section titled “Implementation of”release()
Section titled “release()”release():
Promise<void>
Defined in: src/coordination/leases/InMemoryLease.ts:93
Release the lease voluntarily. No-op if not held.
Returns
Section titled “Returns”Promise<void>