"use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports.awaitEachYieldedPromise = exports.maybeAsync = exports.maybeAsyncFn = void 0; function* awaitYield(value) { return (yield value); } function awaitYieldOf(generator) { return awaitYield(awaitEachYieldedPromise(generator)); } const AwaitYield = awaitYield; AwaitYield.of = awaitYieldOf; /** * Create a function that may or may not be async, using a generator * * Within the generator, call `yield* awaited(maybePromise)` to await a value * that may or may not be a promise. * * If the inner function never yields a promise, it will return synchronously. */ function maybeAsyncFn(that, fn) { return (...args) => { const generator = fn.call(that, AwaitYield, ...args); return awaitEachYieldedPromise(generator); }; } exports.maybeAsyncFn = maybeAsyncFn; class Example { constructor() { this.maybeAsyncMethod = maybeAsyncFn(this, function* (awaited, a) { yield* awaited(new Promise((resolve) => setTimeout(resolve, a))); return 5; }); } } function maybeAsync(that, startGenerator) { const generator = startGenerator.call(that, AwaitYield); return awaitEachYieldedPromise(generator); } exports.maybeAsync = maybeAsync; function awaitEachYieldedPromise(gen) { function handleNextStep(step) { if (step.done) { return step.value; } if (step.value instanceof Promise) { return step.value.then((value) => handleNextStep(gen.next(value)), (error) => handleNextStep(gen.throw(error))); } return handleNextStep(gen.next(step.value)); } return handleNextStep(gen.next()); } exports.awaitEachYieldedPromise = awaitEachYieldedPromise; //# sourceMappingURL=asyncify-helpers.js.map