node_modules.graphql.validation.rules.ProvidedNonNullArguments.js Maven / Gradle / Ivy

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Maven plugin for generating graphql clients

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'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.missingFieldArgMessage = missingFieldArgMessage;
exports.missingDirectiveArgMessage = missingDirectiveArgMessage;
exports.ProvidedNonNullArguments = ProvidedNonNullArguments;

var _error = require('../../error');

var _keyMap = require('../../jsutils/keyMap');

var _keyMap2 = _interopRequireDefault(_keyMap);

var _definition = require('../../type/definition');

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

/**
 * Copyright (c) 2015-present, Facebook, Inc.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
 *  strict
 */

function missingFieldArgMessage(fieldName, argName, type) {
  return 'Field "' + fieldName + '" argument "' + argName + '" of type ' + ('"' + String(type) + '" is required but not provided.');
}

function missingDirectiveArgMessage(directiveName, argName, type) {
  return 'Directive "@' + directiveName + '" argument "' + argName + '" of type ' + ('"' + String(type) + '" is required but not provided.');
}

/**
 * Provided required arguments
 *
 * A field or directive is only valid if all required (non-null) field arguments
 * have been provided.
 */
function ProvidedNonNullArguments(context) {
  return {
    Field: {
      // Validate on leave to allow for deeper errors to appear first.
      leave: function leave(node) {
        var fieldDef = context.getFieldDef();
        if (!fieldDef) {
          return false;
        }
        var argNodes = node.arguments || [];

        var argNodeMap = (0, _keyMap2.default)(argNodes, function (arg) {
          return arg.name.value;
        });
        fieldDef.args.forEach(function (argDef) {
          var argNode = argNodeMap[argDef.name];
          if (!argNode && (0, _definition.isNonNullType)(argDef.type)) {
            context.reportError(new _error.GraphQLError(missingFieldArgMessage(node.name.value, argDef.name, argDef.type), [node]));
          }
        });
      }
    },

    Directive: {
      // Validate on leave to allow for deeper errors to appear first.
      leave: function leave(node) {
        var directiveDef = context.getDirective();
        if (!directiveDef) {
          return false;
        }
        var argNodes = node.arguments || [];

        var argNodeMap = (0, _keyMap2.default)(argNodes, function (arg) {
          return arg.name.value;
        });
        directiveDef.args.forEach(function (argDef) {
          var argNode = argNodeMap[argDef.name];
          if (!argNode && (0, _definition.isNonNullType)(argDef.type)) {
            context.reportError(new _error.GraphQLError(missingDirectiveArgMessage(node.name.value, argDef.name, argDef.type), [node]));
          }
        });
      }
    }
  };
}