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Allow passing buffer size options to channel() #19

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Merged
W4G1 merged 1 commit into from
Mar 26, 2026
Merged

Allow passing buffer size options to channel() #19

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4 changes: 2 additions & 2 deletions src/lib/sync/mpmc.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -362,7 +362,7 @@ export class Receiver<T> extends ChannelHandle<T> {
}
}

export function channel<T>(capacity: number = 32): [Sender<T>, Receiver<T>] {
export function channel<T>(capacity: number = 32, options?: { size?: number }): [Sender<T>, Receiver<T>] {
const state = new Int32Array(
new SharedArrayBuffer(META_SIZE * Int32Array.BYTES_PER_ELEMENT),
);
Expand All @@ -375,7 +375,7 @@ export function channel<T>(capacity: number = 32): [Sender<T>, Receiver<T>] {
state[IDX_RX_COUNT] = 1;

const initialData = new Array<T | null>(capacity).fill(null);
const items = new SharedJsonBuffer(initialData);
const items = new SharedJsonBuffer(initialData, options);

const internals = new ChannelInternals(
state,
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