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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 | 2x 2x 2x 2x 2x 346x 346x 346x 421x 421x 421x 421x 5x 5x 421x 346x 346x 3x 3x 346x 346x 2x 47x 47x 47x 47x 47x 47x 47x | import { context } from "./context";
import { UNIQUE_VALUE } from "./utils";
export type BatchTask<O extends object = object> = O & {
task_: () => void;
};
export const tasks: Set<BatchTask> = /* @__PURE__ */ (() => context.tasks_)();
export const batchStart = (): boolean => !context.batching_ && (context.batching_ = true);
export const batchFlush = (): void => {
if (context.batching_) {
let error: unknown = UNIQUE_VALUE;
for (const task of tasks) {
tasks.delete(task);
try {
task.task_();
} catch (e) {
error = e;
}
}
context.batching_ = false;
if (error !== UNIQUE_VALUE) {
throw error;
}
}
};
export const batch = <T>(fn: () => T, thisArg?: any): T => {
const isFirst = batchStart();
try {
return fn.call(thisArg);
} finally {
isFirst && batchFlush();
}
};
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