graphql-mocks/graphql/utils/attach-scalars-to-schema.js

Tools for setting up graphql test resolvers

'use strict';

function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); if (enumerableOnly) symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; }); keys.push.apply(keys, symbols); } return keys; }

function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; if (i % 2) { ownKeys(Object(source), true).forEach(function (key) { _defineProperty(target, key, source[key]); }); } else if (Object.getOwnPropertyDescriptors) { Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)); } else { ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } } return target; }

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

Object.defineProperty(exports, '__esModule', {
  value: true
});

var graphql = require('graphql');

var isScalarDefinition = require('../type-utils/is-scalar-definition.js');

function attachScalarsToSchema(schema, scalarMap) {
  const scalarTypesArray = Object.values(schema.getTypeMap()).filter(graphql.isScalarType);
  const scalarTypeMap = scalarTypesArray.reduce((map, scalar) => {
    return _objectSpread(_objectSpread({}, map), {}, {
      [scalar.name]: scalar
    });
  }, {});
  const resolverMapScalars = Object.keys(scalarMap).filter(type => Object.keys(scalarTypeMap).includes(type));

  for (const scalarName of resolverMapScalars) {
    const possibleScalar = scalarMap[scalarName];

    if (!isScalarDefinition.isScalarDefinition(possibleScalar)) {
      continue;
    }

    const scalarDefinition = possibleScalar;
    const schemaScalar = scalarTypeMap[scalarName];

    for (const key in scalarDefinition) {
      // eslint-disable-next-line @typescript-eslint/no-explicit-any
      schemaScalar[key] = scalarDefinition[key];
    }
  }
}

exports.attachScalarsToSchema = attachScalarsToSchema;
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