one/dist/cjs/platform/file-system/streams.cjs

One is a React framework for web, iOS, and Android apps.

var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
	for (var name in all) __defProp(target, name, {
		get: all[name],
		enumerable: true
	});
};
var __copyProps = (to, from, except, desc) => {
	if (from && typeof from === "object" || typeof from === "function") {
		for (let key of __getOwnPropNames(from)) if (!__hasOwnProp.call(to, key) && key !== except) __defProp(to, key, {
			get: () => from[key],
			enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable
		});
	}
	return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
var streams_exports = {};
__export(streams_exports, {
	FileSystemReadableStreamSource: () => FileSystemReadableStreamSource,
	FileSystemWritableSink: () => FileSystemWritableSink
});
module.exports = __toCommonJS(streams_exports);
var FileSystemReadableStreamSource = class {
	handle;
	size = 1024;
	type = "bytes";
	constructor(handle) {
		this.handle = handle;
	}
	cancel() {
		this.handle.close();
	}
	async pull(controller) {
		const view = controller.byobRequest?.view;
		let bytes;
		try {
			bytes = await this.handle.readBytes(view ? view.byteLength : this.size);
		} catch (error) {
			try {
				this.handle.close();
			} catch {}
			throw error;
		}
		if (!view) {
			if (bytes.length === 0) {
				this.handle.close();
				controller.close();
				return;
			}
			controller.enqueue(bytes);
			return;
		}
		if (bytes.length === 0) {
			this.handle.close();
			controller.close();
			controller.byobRequest?.respond(0);
			return;
		}
		new Uint8Array(view.buffer, view.byteOffset, view.byteLength).set(bytes);
		controller.byobRequest?.respond(bytes.length);
	}
};
var FileSystemWritableSink = class {
	handle;
	constructor(handle) {
		this.handle = handle;
	}
	abort() {
		this.close();
	}
	close() {
		this.handle.close();
	}
	async write(chunk) {
		try {
			await this.handle.writeBytes(chunk);
		} catch (error) {
			try {
				this.handle.close();
			} catch {}
			throw error;
		}
	}
};