80 lines
3.7 KiB
JavaScript
80 lines
3.7 KiB
JavaScript
var __classPrivateFieldSet = (this && this.__classPrivateFieldSet) || function (receiver, state, value, kind, f) {
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if (kind === "m") throw new TypeError("Private method is not writable");
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if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a setter");
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if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot write private member to an object whose class did not declare it");
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return (kind === "a" ? f.call(receiver, value) : f ? f.value = value : state.set(receiver, value)), value;
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};
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var __classPrivateFieldGet = (this && this.__classPrivateFieldGet) || function (receiver, state, kind, f) {
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if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a getter");
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if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot read private member from an object whose class did not declare it");
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return kind === "m" ? f : kind === "a" ? f.call(receiver) : f ? f.value : state.get(receiver);
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};
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var _FileFromPath_path, _FileFromPath_start;
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import { statSync, createReadStream, promises as fs } from "fs";
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import { basename } from "path";
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import DOMException from "node-domexception";
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import { File } from "./File.js";
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import isPlainObject from "./isPlainObject.js";
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export * from "./isFile.js";
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const MESSAGE = "The requested file could not be read, "
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+ "typically due to permission problems that have occurred after a reference "
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+ "to a file was acquired.";
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class FileFromPath {
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constructor(input) {
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_FileFromPath_path.set(this, void 0);
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_FileFromPath_start.set(this, void 0);
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__classPrivateFieldSet(this, _FileFromPath_path, input.path, "f");
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__classPrivateFieldSet(this, _FileFromPath_start, input.start || 0, "f");
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this.name = basename(__classPrivateFieldGet(this, _FileFromPath_path, "f"));
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this.size = input.size;
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this.lastModified = input.lastModified;
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}
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slice(start, end) {
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return new FileFromPath({
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path: __classPrivateFieldGet(this, _FileFromPath_path, "f"),
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lastModified: this.lastModified,
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size: end - start,
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start
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});
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}
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async *stream() {
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const { mtimeMs } = await fs.stat(__classPrivateFieldGet(this, _FileFromPath_path, "f"));
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if (mtimeMs > this.lastModified) {
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throw new DOMException(MESSAGE, "NotReadableError");
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}
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if (this.size) {
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yield* createReadStream(__classPrivateFieldGet(this, _FileFromPath_path, "f"), {
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start: __classPrivateFieldGet(this, _FileFromPath_start, "f"),
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end: __classPrivateFieldGet(this, _FileFromPath_start, "f") + this.size - 1
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});
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}
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}
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get [(_FileFromPath_path = new WeakMap(), _FileFromPath_start = new WeakMap(), Symbol.toStringTag)]() {
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return "File";
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}
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}
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function createFileFromPath(path, { mtimeMs, size }, filenameOrOptions, options = {}) {
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let filename;
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if (isPlainObject(filenameOrOptions)) {
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[options, filename] = [filenameOrOptions, undefined];
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}
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else {
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filename = filenameOrOptions;
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}
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const file = new FileFromPath({ path, size, lastModified: mtimeMs });
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if (!filename) {
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filename = file.name;
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}
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return new File([file], filename, {
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...options, lastModified: file.lastModified
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});
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}
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export function fileFromPathSync(path, filenameOrOptions, options = {}) {
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const stats = statSync(path);
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return createFileFromPath(path, stats, filenameOrOptions, options);
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}
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export async function fileFromPath(path, filenameOrOptions, options) {
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const stats = await fs.stat(path);
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return createFileFromPath(path, stats, filenameOrOptions, options);
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}
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