graphql-paper/es/validations/validators/scalar-field.mjs

A flexible in-memory store based on a GraphQL Schema

import { isScalarType } from 'graphql';
import { FieldReturnTypeMismatch } from '../errors/field-return-type-mismatch.mjs';
var scalarFieldValidator = {
  skipConnectionValue: false,
  skipNullValue: true,
  validate(_ref) {
    var {
      field,
      fieldValue
    } = _ref;
    var jsScalars = ['boolean', 'number', 'string', 'float'];
    if (isScalarType(field.type) && !jsScalars.includes(typeof fieldValue)) {
      throw new FieldReturnTypeMismatch({
        field: field,
        expected: 'boolean, number, string',
        actual: typeof fieldValue
      });
    }
  }
};
export { scalarFieldValidator };
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