@restnfeel/agentc-starter-kit
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한국어 기업용 CMS 모듈 - Task Master AI와 함께 빠르게 웹사이트를 구현할 수 있는 재사용 가능한 컴포넌트 시스템
104 lines (101 loc) • 4.34 kB
JavaScript
import './_shims/index.js';
import { File } from './_shims/registry.js';
export { fileFromPath } from './_shims/registry.js';
const isResponseLike = (value) => value != null &&
typeof value === 'object' &&
typeof value.url === 'string' &&
typeof value.blob === 'function';
const isFileLike = (value) => value != null &&
typeof value === 'object' &&
typeof value.name === 'string' &&
typeof value.lastModified === 'number' &&
isBlobLike(value);
/**
* The BlobLike type omits arrayBuffer() because @types/node-fetch@^2.6.4 lacks it; but this check
* adds the arrayBuffer() method type because it is available and used at runtime
*/
const isBlobLike = (value) => value != null &&
typeof value === 'object' &&
typeof value.size === 'number' &&
typeof value.type === 'string' &&
typeof value.text === 'function' &&
typeof value.slice === 'function' &&
typeof value.arrayBuffer === 'function';
/**
* Helper for creating a {@link File} to pass to an SDK upload method from a variety of different data formats
* @param value the raw content of the file. Can be an {@link Uploadable}, {@link BlobLikePart}, or {@link AsyncIterable} of {@link BlobLikePart}s
* @param {string=} name the name of the file. If omitted, toFile will try to determine a file name from bits if possible
* @param {Object=} options additional properties
* @param {string=} options.type the MIME type of the content
* @param {number=} options.lastModified the last modified timestamp
* @returns a {@link File} with the given properties
*/
async function toFile(value, name, options) {
// If it's a promise, resolve it.
value = await value;
// If we've been given a `File` we don't need to do anything
if (isFileLike(value)) {
return value;
}
if (isResponseLike(value)) {
const blob = await value.blob();
name || (name = new URL(value.url).pathname.split(/[\\/]/).pop() ?? 'unknown_file');
// we need to convert the `Blob` into an array buffer because the `Blob` class
// that `node-fetch` defines is incompatible with the web standard which results
// in `new File` interpreting it as a string instead of binary data.
const data = isBlobLike(blob) ? [(await blob.arrayBuffer())] : [blob];
return new File(data, name, options);
}
const bits = await getBytes(value);
name || (name = getName(value) ?? 'unknown_file');
if (!options?.type) {
const type = bits[0]?.type;
if (typeof type === 'string') {
options = { ...options, type };
}
}
return new File(bits, name, options);
}
async function getBytes(value) {
let parts = [];
if (typeof value === 'string' ||
ArrayBuffer.isView(value) || // includes Uint8Array, Buffer, etc.
value instanceof ArrayBuffer) {
parts.push(value);
}
else if (isBlobLike(value)) {
parts.push(await value.arrayBuffer());
}
else if (isAsyncIterableIterator(value) // includes Readable, ReadableStream, etc.
) {
for await (const chunk of value) {
parts.push(chunk); // TODO, consider validating?
}
}
else {
throw new Error(`Unexpected data type: ${typeof value}; constructor: ${value?.constructor
?.name}; props: ${propsForError(value)}`);
}
return parts;
}
function propsForError(value) {
const props = Object.getOwnPropertyNames(value);
return `[${props.map((p) => `"${p}"`).join(', ')}]`;
}
function getName(value) {
return (getStringFromMaybeBuffer(value.name) ||
getStringFromMaybeBuffer(value.filename) ||
// For fs.ReadStream
getStringFromMaybeBuffer(value.path)?.split(/[\\/]/).pop());
}
const getStringFromMaybeBuffer = (x) => {
if (typeof x === 'string')
return x;
if (typeof Buffer !== 'undefined' && x instanceof Buffer)
return String(x);
return undefined;
};
const isAsyncIterableIterator = (value) => value != null && typeof value === 'object' && typeof value[Symbol.asyncIterator] === 'function';
const isMultipartBody = (body) => body && typeof body === 'object' && body.body && body[Symbol.toStringTag] === 'MultipartBody';
export { isBlobLike, isFileLike, isMultipartBody, isResponseLike, toFile };
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