function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; var ownKeys = Object.keys(source); if (typeof Object.getOwnPropertySymbols === 'function') { ownKeys = ownKeys.concat(Object.getOwnPropertySymbols(source).filter(function (sym) { return Object.getOwnPropertyDescriptor(source, sym).enumerable; })); } ownKeys.forEach(function (key) { _defineProperty(target, key, 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; }

/**
 * Copyright (c) Facebook, Inc. and its affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
 * 
 */
import { GraphQLError } from '../../error/GraphQLError';
import suggestionList from '../../jsutils/suggestionList';
import quotedOrList from '../../jsutils/quotedOrList';
import { Kind } from '../../language/kinds';
import { specifiedDirectives } from '../../type/directives';
export function unknownArgMessage(argName, fieldName, typeName, suggestedArgs) {
  var message = "Unknown argument \"".concat(argName, "\" on field \"").concat(fieldName, "\" of ") + "type \"".concat(typeName, "\".");

  if (suggestedArgs.length) {
    message += " Did you mean ".concat(quotedOrList(suggestedArgs), "?");
  }

  return message;
}
export function unknownDirectiveArgMessage(argName, directiveName, suggestedArgs) {
  var message = "Unknown argument \"".concat(argName, "\" on directive \"@").concat(directiveName, "\".");

  if (suggestedArgs.length) {
    message += " Did you mean ".concat(quotedOrList(suggestedArgs), "?");
  }

  return message;
}
/**
 * Known argument names
 *
 * A GraphQL field is only valid if all supplied arguments are defined by
 * that field.
 */

export function KnownArgumentNames(context) {
  return _objectSpread({}, KnownArgumentNamesOnDirectives(context), {
    Argument: function Argument(argNode) {
      var argDef = context.getArgument();
      var fieldDef = context.getFieldDef();
      var parentType = context.getParentType();

      if (!argDef && fieldDef && parentType) {
        var argName = argNode.name.value;
        var knownArgsNames = fieldDef.args.map(function (arg) {
          return arg.name;
        });
        context.reportError(new GraphQLError(unknownArgMessage(argName, fieldDef.name, parentType.name, suggestionList(argName, knownArgsNames)), argNode));
      }
    }
  });
} // @internal

export function KnownArgumentNamesOnDirectives(context) {
  var directiveArgs = Object.create(null);
  var schema = context.getSchema();
  var definedDirectives = schema ? schema.getDirectives() : specifiedDirectives;
  var _iteratorNormalCompletion = true;
  var _didIteratorError = false;
  var _iteratorError = undefined;

  try {
    for (var _iterator = definedDirectives[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
      var directive = _step.value;
      directiveArgs[directive.name] = directive.args.map(function (arg) {
        return arg.name;
      });
    }
  } catch (err) {
    _didIteratorError = true;
    _iteratorError = err;
  } finally {
    try {
      if (!_iteratorNormalCompletion && _iterator.return != null) {
        _iterator.return();
      }
    } finally {
      if (_didIteratorError) {
        throw _iteratorError;
      }
    }
  }

  var astDefinitions = context.getDocument().definitions;
  var _iteratorNormalCompletion2 = true;
  var _didIteratorError2 = false;
  var _iteratorError2 = undefined;

  try {
    for (var _iterator2 = astDefinitions[Symbol.iterator](), _step2; !(_iteratorNormalCompletion2 = (_step2 = _iterator2.next()).done); _iteratorNormalCompletion2 = true) {
      var def = _step2.value;

      if (def.kind === Kind.DIRECTIVE_DEFINITION) {
        directiveArgs[def.name.value] = def.arguments ? def.arguments.map(function (arg) {
          return arg.name.value;
        }) : [];
      }
    }
  } catch (err) {
    _didIteratorError2 = true;
    _iteratorError2 = err;
  } finally {
    try {
      if (!_iteratorNormalCompletion2 && _iterator2.return != null) {
        _iterator2.return();
      }
    } finally {
      if (_didIteratorError2) {
        throw _iteratorError2;
      }
    }
  }

  return {
    Directive: function Directive(directiveNode) {
      var directiveName = directiveNode.name.value;
      var knownArgs = directiveArgs[directiveName];

      if (directiveNode.arguments && knownArgs) {
        var _iteratorNormalCompletion3 = true;
        var _didIteratorError3 = false;
        var _iteratorError3 = undefined;

        try {
          for (var _iterator3 = directiveNode.arguments[Symbol.iterator](), _step3; !(_iteratorNormalCompletion3 = (_step3 = _iterator3.next()).done); _iteratorNormalCompletion3 = true) {
            var argNode = _step3.value;
            var argName = argNode.name.value;

            if (knownArgs.indexOf(argName) === -1) {
              var suggestions = suggestionList(argName, knownArgs);
              context.reportError(new GraphQLError(unknownDirectiveArgMessage(argName, directiveName, suggestions), argNode));
            }
          }
        } catch (err) {
          _didIteratorError3 = true;
          _iteratorError3 = err;
        } finally {
          try {
            if (!_iteratorNormalCompletion3 && _iterator3.return != null) {
              _iterator3.return();
            }
          } finally {
            if (_didIteratorError3) {
              throw _iteratorError3;
            }
          }
        }
      }

      return false;
    }
  };
}