graphql-paper/transaction/capture-transaction-result-keys.js

A flexible in-memory store based on a GraphQL Schema

'use strict';

var getDocumentKey = require('../document/get-document-key.js');
var isDocument = require('../document/is-document.js');
function captureTransactionResultKeys(result) {
  const unallowedError = new Error('Return values from transactions must be null, undefined, a Document, array of Document or an object with Document values');
  if (result === undefined || result === null) {
    return result;
  }
  if (isDocument.isDocument(result)) {
    return getDocumentKey.getDocumentKey(result);
  }
  if (Array.isArray(result)) {
    return result.map(item => {
      if (!isDocument.isDocument(item)) {
        throw unallowedError;
      }
      return getDocumentKey.getDocumentKey(item);
    });
  }
  if (typeof result === 'object') {
    const processed = {};
    for (const key in result) {
      // eslint-disable-next-line @typescript-eslint/no-explicit-any
      const item = result[key];
      if (!isDocument.isDocument(item)) {
        throw unallowedError;
      }
      // eslint-disable-next-line @typescript-eslint/no-explicit-any
      processed[key] = getDocumentKey.getDocumentKey(item);
    }
    return processed;
  }
  throw unallowedError;
}
exports.captureTransactionResultKeys = captureTransactionResultKeys;
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