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Adds (optional) custom DispatchQueue for Debouncer #44

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Adds (optional) custom DispatchQueue for Debouncer #44

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Adds (optional) custom DispatchQueue for Debouncer
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@ChristianSteffens
ChristianSteffens committed Nov 2, 2019
commit bf45fcfabda43b1d34dc5844e3662317d71f21b6
8 changes: 6 additions & 2 deletions Sources/Repeat/Debouncer.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -45,15 +45,19 @@ open class Debouncer {
/// Internal timer to fire callback event.
private var timer: Repeater?

/// Dispatch queue of the timer
private let queue: DispatchQueue?

/// Initialize a new debouncer with given delay and callback.
/// Debouncer class to delay functions that only get delay each other until the timer fires.
///
/// - Parameters:
/// - delay: delay interval
/// - callback: callback to activate
public init(_ delay: Repeater.Interval, callback: Callback? = nil) {
public init(_ delay: Repeater.Interval, callback: Callback? = nil, queue: DispatchQueue? = nil) {
self.delay = delay
self.callback = callback
self.queue = queue
}

/// Call debouncer to start the callback after the delayed time.
Expand All @@ -68,7 +72,7 @@ open class Debouncer {
}

if self.timer == nil {
self.timer = Repeater.once(after: self.delay, { [weak self] _ in
self.timer = Repeater.once(after: self.delay, queue: queue, { [weak self] _ in
guard let callback = self?.callback else {
debugPrint("Debouncer fired but callback not set.")
return
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