Fix 5.7/5.8 build errors (#298)

FranzBusch · web-flow · commit 8cfdf03b518a · 2023-09-27T08:26:01.000-07:00
# Motivation

Currently, this repo fails to build on Swift 5.7 and 5.8 since we were using clock APIs that were only available on 5.9.
diff --git a/Sources/AsyncAlgorithms/AsyncThrottleSequence.swift b/Sources/AsyncAlgorithms/AsyncThrottleSequence.swift
@@ -85,7 +85,7 @@ extension AsyncThrottleSequence: AsyncSequence {
             // ensure the rate of elements never exceeds the given interval
             let amount = interval - last.duration(to: clock.now)
             if amount > .zero {
-              try? await clock.sleep(for: amount)
+              try? await clock.sleep(until: clock.now.advanced(by: amount), tolerance: nil)
             }
           }
           // the last value is unable to have any subsequent

Original file line number	Diff line number	Diff line change
`@@ -85,7 +85,7 @@ extension AsyncThrottleSequence: AsyncSequence {`
`85`	`85`	`// ensure the rate of elements never exceeds the given interval`
`86`	`86`	`let amount = interval - last.duration(to: clock.now)`
`87`	`87`	`if amount > .zero {`
`88`		`- try? await clock.sleep(for: amount)`
	`88`	`+ try? await clock.sleep(until: clock.now.advanced(by: amount), tolerance: nil)`
`89`	`89`	`}`
`90`	`90`	`}`
`91`	`91`	`// the last value is unable to have any subsequent`