flow like the river

VISUALIZACION/node_modules/graphql/utilities/lexicographicSortSchema.js

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+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.lexicographicSortSchema = lexicographicSortSchema;
+
+var _objectValues = _interopRequireDefault(require("../polyfills/objectValues.js"));
+
+var _inspect = _interopRequireDefault(require("../jsutils/inspect.js"));
+
+var _invariant = _interopRequireDefault(require("../jsutils/invariant.js"));
+
+var _keyValMap = _interopRequireDefault(require("../jsutils/keyValMap.js"));
+
+var _naturalCompare = _interopRequireDefault(require("../jsutils/naturalCompare.js"));
+
+var _schema = require("../type/schema.js");
+
+var _directives = require("../type/directives.js");
+
+var _introspection = require("../type/introspection.js");
+
+var _definition = require("../type/definition.js");
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+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; }
+
+/**
+ * Sort GraphQLSchema.
+ *
+ * This function returns a sorted copy of the given GraphQLSchema.
+ */
+function lexicographicSortSchema(schema) {
+  var schemaConfig = schema.toConfig();
+  var typeMap = (0, _keyValMap.default)(sortByName(schemaConfig.types), function (type) {
+    return type.name;
+  }, sortNamedType);
+  return new _schema.GraphQLSchema(_objectSpread(_objectSpread({}, schemaConfig), {}, {
+    types: (0, _objectValues.default)(typeMap),
+    directives: sortByName(schemaConfig.directives).map(sortDirective),
+    query: replaceMaybeType(schemaConfig.query),
+    mutation: replaceMaybeType(schemaConfig.mutation),
+    subscription: replaceMaybeType(schemaConfig.subscription)
+  }));
+
+  function replaceType(type) {
+    if ((0, _definition.isListType)(type)) {
+      // $FlowFixMe[incompatible-return]
+      return new _definition.GraphQLList(replaceType(type.ofType));
+    } else if ((0, _definition.isNonNullType)(type)) {
+      // $FlowFixMe[incompatible-return]
+      return new _definition.GraphQLNonNull(replaceType(type.ofType));
+    }
+
+    return replaceNamedType(type);
+  }
+
+  function replaceNamedType(type) {
+    return typeMap[type.name];
+  }
+
+  function replaceMaybeType(maybeType) {
+    return maybeType && replaceNamedType(maybeType);
+  }
+
+  function sortDirective(directive) {
+    var config = directive.toConfig();
+    return new _directives.GraphQLDirective(_objectSpread(_objectSpread({}, config), {}, {
+      locations: sortBy(config.locations, function (x) {
+        return x;
+      }),
+      args: sortArgs(config.args)
+    }));
+  }
+
+  function sortArgs(args) {
+    return sortObjMap(args, function (arg) {
+      return _objectSpread(_objectSpread({}, arg), {}, {
+        type: replaceType(arg.type)
+      });
+    });
+  }
+
+  function sortFields(fieldsMap) {
+    return sortObjMap(fieldsMap, function (field) {
+      return _objectSpread(_objectSpread({}, field), {}, {
+        type: replaceType(field.type),
+        args: sortArgs(field.args)
+      });
+    });
+  }
+
+  function sortInputFields(fieldsMap) {
+    return sortObjMap(fieldsMap, function (field) {
+      return _objectSpread(_objectSpread({}, field), {}, {
+        type: replaceType(field.type)
+      });
+    });
+  }
+
+  function sortTypes(arr) {
+    return sortByName(arr).map(replaceNamedType);
+  }
+
+  function sortNamedType(type) {
+    if ((0, _definition.isScalarType)(type) || (0, _introspection.isIntrospectionType)(type)) {
+      return type;
+    }
+
+    if ((0, _definition.isObjectType)(type)) {
+      var config = type.toConfig();
+      return new _definition.GraphQLObjectType(_objectSpread(_objectSpread({}, config), {}, {
+        interfaces: function interfaces() {
+          return sortTypes(config.interfaces);
+        },
+        fields: function fields() {
+          return sortFields(config.fields);
+        }
+      }));
+    }
+
+    if ((0, _definition.isInterfaceType)(type)) {
+      var _config = type.toConfig();
+
+      return new _definition.GraphQLInterfaceType(_objectSpread(_objectSpread({}, _config), {}, {
+        interfaces: function interfaces() {
+          return sortTypes(_config.interfaces);
+        },
+        fields: function fields() {
+          return sortFields(_config.fields);
+        }
+      }));
+    }
+
+    if ((0, _definition.isUnionType)(type)) {
+      var _config2 = type.toConfig();
+
+      return new _definition.GraphQLUnionType(_objectSpread(_objectSpread({}, _config2), {}, {
+        types: function types() {
+          return sortTypes(_config2.types);
+        }
+      }));
+    }
+
+    if ((0, _definition.isEnumType)(type)) {
+      var _config3 = type.toConfig();
+
+      return new _definition.GraphQLEnumType(_objectSpread(_objectSpread({}, _config3), {}, {
+        values: sortObjMap(_config3.values)
+      }));
+    } // istanbul ignore else (See: 'https://github.com/graphql/graphql-js/issues/2618')
+
+
+    if ((0, _definition.isInputObjectType)(type)) {
+      var _config4 = type.toConfig();
+
+      return new _definition.GraphQLInputObjectType(_objectSpread(_objectSpread({}, _config4), {}, {
+        fields: function fields() {
+          return sortInputFields(_config4.fields);
+        }
+      }));
+    } // istanbul ignore next (Not reachable. All possible types have been considered)
+
+
+    false || (0, _invariant.default)(0, 'Unexpected type: ' + (0, _inspect.default)(type));
+  }
+}
+
+function sortObjMap(map, sortValueFn) {
+  var sortedMap = Object.create(null);
+  var sortedKeys = sortBy(Object.keys(map), function (x) {
+    return x;
+  });
+
+  for (var _i2 = 0; _i2 < sortedKeys.length; _i2++) {
+    var key = sortedKeys[_i2];
+    var value = map[key];
+    sortedMap[key] = sortValueFn ? sortValueFn(value) : value;
+  }
+
+  return sortedMap;
+}
+
+function sortByName(array) {
+  return sortBy(array, function (obj) {
+    return obj.name;
+  });
+}
+
+function sortBy(array, mapToKey) {
+  return array.slice().sort(function (obj1, obj2) {
+    var key1 = mapToKey(obj1);
+    var key2 = mapToKey(obj2);
+    return (0, _naturalCompare.default)(key1, key2);
+  });
+}