msw
Version:
81 lines • 3.14 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);
var parseMultipartData_exports = {};
__export(parseMultipartData_exports, {
parseMultipartData: () => parseMultipartData
});
module.exports = __toCommonJS(parseMultipartData_exports);
var import_headers_polyfill = require("headers-polyfill");
function parseContentHeaders(headersString) {
const headers = (0, import_headers_polyfill.stringToHeaders)(headersString);
const contentType = headers.get("content-type") || "text/plain";
const disposition = headers.get("content-disposition");
if (!disposition) {
throw new Error('"Content-Disposition" header is required.');
}
const directives = disposition.split(";").reduce((acc, chunk) => {
const [name2, ...rest] = chunk.trim().split("=");
acc[name2] = rest.join("=");
return acc;
}, {});
const name = directives.name?.slice(1, -1);
const filename = directives.filename?.slice(1, -1);
return {
name,
filename,
contentType
};
}
function parseMultipartData(data, headers) {
const contentType = headers?.get("content-type");
if (!contentType) {
return void 0;
}
const [, ...directives] = contentType.split(/; */);
const boundary = directives.filter((d) => d.startsWith("boundary=")).map((s) => s.replace(/^boundary=/, ""))[0];
if (!boundary) {
return void 0;
}
const boundaryRegExp = new RegExp(`--+${boundary}`);
const fields = data.split(boundaryRegExp).filter((chunk) => chunk.startsWith("\r\n") && chunk.endsWith("\r\n")).map((chunk) => chunk.trimStart().replace(/\r\n$/, ""));
if (!fields.length) {
return void 0;
}
const parsedBody = {};
try {
for (const field of fields) {
const [contentHeaders, ...rest] = field.split("\r\n\r\n");
const contentBody = rest.join("\r\n\r\n");
const { contentType: contentType2, filename, name } = parseContentHeaders(contentHeaders);
const value = filename === void 0 ? contentBody : new File([contentBody], filename, { type: contentType2 });
const parsedValue = parsedBody[name];
if (parsedValue === void 0) {
parsedBody[name] = value;
} else if (Array.isArray(parsedValue)) {
parsedBody[name] = [...parsedValue, value];
} else {
parsedBody[name] = [parsedValue, value];
}
}
return parsedBody;
} catch {
return void 0;
}
}
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