33 lines
644 B
Plaintext
33 lines
644 B
Plaintext
'use strict';
|
|
const fs = require('fs');
|
|
const util = require('util');
|
|
const is = require('@sindresorhus/is');
|
|
const isFormData = require('./is-form-data');
|
|
|
|
module.exports = async options => {
|
|
const {body} = options;
|
|
|
|
if (options.headers['content-length']) {
|
|
return Number(options.headers['content-length']);
|
|
}
|
|
|
|
if (!body && !options.stream) {
|
|
return 0;
|
|
}
|
|
|
|
if (is.string(body)) {
|
|
return Buffer.byteLength(body);
|
|
}
|
|
|
|
if (isFormData(body)) {
|
|
return util.promisify(body.getLength.bind(body))();
|
|
}
|
|
|
|
if (body instanceof fs.ReadStream) {
|
|
const {size} = await util.promisify(fs.stat)(body.path);
|
|
return size;
|
|
}
|
|
|
|
return null;
|
|
};
|