Function multipartFormDataParser

github-actions/saucelabs/set-saucelabs-env.js:5361–5430

(input, mimeType)

        }
        for (let i = 0; i < length; ++i) {
          const cp = boundary.charCodeAt(i);
          if (!(cp >= 48 && cp <= 57 || cp >= 65 && cp <= 90 || cp >= 97 && cp <= 122 || cp === 39 || cp === 45 || cp === 95)) {
            return false;
          }
        }
        return true;
      }
      function multipartFormDataParser(input, mimeType) {
        assert(mimeType !== "failure" && mimeType.essence === "multipart/form-data");
        const boundaryString = mimeType.parameters.get("boundary");
        if (boundaryString === void 0) {
          return "failure";
        }
        const boundary = Buffer.from(`--${boundaryString}`, "utf8");
        const entryList = [];
        const position = { position: 0 };
        while (input[position.position] === 13 && input[position.position + 1] === 10) {
          position.position += 2;
        }
        let trailing = input.length;
        while (input[trailing - 1] === 10 && input[trailing - 2] === 13) {
          trailing -= 2;
        }
        if (trailing !== input.length) {
          input = input.subarray(0, trailing);
        }
        while (true) {
          if (input.subarray(position.position, position.position + boundary.length).equals(boundary)) {
            position.position += boundary.length;
          } else {
            return "failure";
          }
          if (position.position === input.length - 2 && bufferStartsWith(input, dd, position) || position.position === input.length - 4 && bufferStartsWith(input, ddcrlf, position)) {
            return entryList;
          }
          if (input[position.position] !== 13 || input[position.position + 1] !== 10) {
            return "failure";
          }
          position.position += 2;
          const result = parseMultipartFormDataHeaders(input, position);
          if (result === "failure") {
            return "failure";
          }
          let { name, filename, contentType, encoding } = result;
          position.position += 2;
          let body;
          {
            const boundaryIndex = input.indexOf(boundary.subarray(2), position.position);
            if (boundaryIndex === -1) {
              return "failure";
            }
            body = input.subarray(position.position, boundaryIndex - 4);
            position.position += body.length;
            if (encoding === "base64") {
              body = Buffer.from(body.toString(), "base64");
            }
          }
          if (input[position.position] !== 13 || input[position.position + 1] !== 10) {