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rework routing

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This commit is contained in:
Joseph Montanaro 2022-11-21 21:23:50 -08:00
parent 636cdf1b8f
commit e37c07adb4
1 changed files with 9 additions and 3 deletions
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12
src/lib/queue.js
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@ -1,13 +1,19 @@
/* Simple asynchronous queue.
To make `get` blocking, we create a new promise and store its `resolve` function in `resolvers`.
The next time an item is added to the queue, it will be resolved.
*/
export default function() { export default function() {
return { return {
items: [], items: [],
resolvers: [] resolvers: [],
put(item) { put(item) {
this.items.push(item); this.items.push(item);
if (resolvers.length > 0) { if (this.resolvers.length > 0) {
resolvers.shift().resolve(); let resolver = this.resolvers.shift();
resolver();
} }
}, },