Function Multipart

out/cli.cjs:49479–49706

(boy, cfg)

    var basename2 = require_basename();
    var getLimit = require_getLimit();
    var RE_BOUNDARY = /^boundary$/i;
    var RE_FIELD = /^form-data$/i;
    var RE_CHARSET = /^charset$/i;
    var RE_FILENAME = /^filename$/i;
    var RE_NAME = /^name$/i;
    Multipart.detect = /^multipart\/form-data/i;
    function Multipart(boy, cfg) {
      let i3;
      let len;
      const self2 = this;
      let boundary;
      const limits = cfg.limits;
      const isPartAFile = cfg.isPartAFile || ((fieldName, contentType, fileName) => contentType === "application/octet-stream" || fileName !== void 0);
      const parsedConType = cfg.parsedConType || [];
      const defCharset = cfg.defCharset || "utf8";
      const preservePath = cfg.preservePath;
      const fileOpts = { highWaterMark: cfg.fileHwm };
      for (i3 = 0, len = parsedConType.length; i3 < len; ++i3) {
        if (Array.isArray(parsedConType[i3]) && RE_BOUNDARY.test(parsedConType[i3][0])) {
          boundary = parsedConType[i3][1];
          break;
        }
      }
      function checkFinished() {
        if (nends === 0 && finished && !boy._done) {
          finished = false;
          self2.end();
        }
      }
      if (typeof boundary !== "string") {
        throw new Error("Multipart: Boundary not found");
      }
      const fieldSizeLimit = getLimit(limits, "fieldSize", 1 * 1024 * 1024);
      const fileSizeLimit = getLimit(limits, "fileSize", Infinity);
      const filesLimit = getLimit(limits, "files", Infinity);
      const fieldsLimit = getLimit(limits, "fields", Infinity);
      const partsLimit = getLimit(limits, "parts", Infinity);
      const headerPairsLimit = getLimit(limits, "headerPairs", 2e3);
      const headerSizeLimit = getLimit(limits, "headerSize", 80 * 1024);
      let nfiles = 0;
      let nfields = 0;
      let nends = 0;
      let curFile;
      let curField;
      let finished = false;
      this._needDrain = false;
      this._pause = false;
      this._cb = void 0;
      this._nparts = 0;
      this._boy = boy;
      const parserCfg = {
        boundary,
        maxHeaderPairs: headerPairsLimit,
        maxHeaderSize: headerSizeLimit,
        partHwm: fileOpts.highWaterMark,
        highWaterMark: cfg.highWaterMark
      };
      this.parser = new Dicer(parserCfg);