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feat(binding): immediately update the target if the Observable has a BehaviorSubject-like current value member #6

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feat(binding): immediately update the target if the Observable has a BehaviorSubject-like current value member #6

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7 changes: 7 additions & 0 deletions src/async-binding.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -42,6 +42,13 @@ export class asyncBindingBehavior {
: () => { binding.originalupdateTarget(options && options.property ? this.getPropByPath(options.error, options.property) : options.error); }
: undefined;

// Immediately update the target if the Observable has a BehaviorSubject-like current value member
if ("value" in a) {
binding.originalupdateTarget((a as any).value)
} else if (typeof (a as any).getValue === "function") {
binding.originalupdateTarget((a as any).getValue())
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does that really make a difference? I mean if you subscribe to a BehaviorSubject the subscription will fire right away with the current value.

}

binding._subscription = a.subscribe(
(res) => {
binding.originalupdateTarget(options && options.property ? this.getPropByPath(res, options.property) : res);
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