@mjackson/file-storage
Version:
Key/value storage for JavaScript File objects
87 lines (84 loc) • 2.45 kB
JavaScript
;
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);
// src/memory.ts
var memory_exports = {};
__export(memory_exports, {
MemoryFileStorage: () => MemoryFileStorage
});
module.exports = __toCommonJS(memory_exports);
// src/lib/memory-file-storage.ts
var MemoryFileStorage = class {
#map = /* @__PURE__ */ new Map();
get(key) {
return this.#map.get(key) ?? null;
}
has(key) {
return this.#map.has(key);
}
list(options) {
let { cursor, includeMetadata = false, limit = Infinity, prefix } = options ?? {};
let files = [];
let foundCursor = cursor === void 0;
let nextCursor;
for (let [key, file] of this.#map.entries()) {
if (foundCursor) {
if (prefix != null && !key.startsWith(prefix)) {
continue;
}
if (files.length >= limit) {
nextCursor = files[files.length - 1]?.key;
break;
}
if (includeMetadata) {
files.push({
key,
lastModified: file.lastModified,
name: file.name,
size: file.size,
type: file.type
});
} else {
files.push({ key });
}
} else if (key === cursor) {
foundCursor = true;
}
}
return {
cursor: nextCursor,
files
};
}
async put(key, file) {
await this.set(key, file);
return this.get(key);
}
remove(key) {
this.#map.delete(key);
}
async set(key, file) {
let buffer = await file.arrayBuffer();
let newFile = new File([buffer], file.name, {
lastModified: file.lastModified,
type: file.type
});
this.#map.set(key, newFile);
}
};
//# sourceMappingURL=memory.cjs.map