1 | "use strict";
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2 |
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3 | Object.defineProperty(exports, "__esModule", {
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4 | value: true
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5 | });
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6 | exports.PossibleTypeExtensionsRule = PossibleTypeExtensionsRule;
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7 |
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8 | var _inspect = _interopRequireDefault(require("../../jsutils/inspect.js"));
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9 |
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10 | var _invariant = _interopRequireDefault(require("../../jsutils/invariant.js"));
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11 |
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12 | var _didYouMean = _interopRequireDefault(require("../../jsutils/didYouMean.js"));
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13 |
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14 | var _suggestionList = _interopRequireDefault(require("../../jsutils/suggestionList.js"));
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15 |
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16 | var _GraphQLError = require("../../error/GraphQLError.js");
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17 |
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18 | var _kinds = require("../../language/kinds.js");
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19 |
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20 | var _predicates = require("../../language/predicates.js");
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21 |
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22 | var _definition = require("../../type/definition.js");
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23 |
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24 | var _defKindToExtKind;
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25 |
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26 | function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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27 |
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28 | 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; }
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29 |
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30 |
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31 |
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32 |
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33 |
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34 |
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35 | function PossibleTypeExtensionsRule(context) {
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36 | var schema = context.getSchema();
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37 | var definedTypes = Object.create(null);
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38 |
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39 | for (var _i2 = 0, _context$getDocument$2 = context.getDocument().definitions; _i2 < _context$getDocument$2.length; _i2++) {
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40 | var def = _context$getDocument$2[_i2];
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41 |
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42 | if ((0, _predicates.isTypeDefinitionNode)(def)) {
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43 | definedTypes[def.name.value] = def;
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44 | }
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45 | }
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46 |
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47 | return {
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48 | ScalarTypeExtension: checkExtension,
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49 | ObjectTypeExtension: checkExtension,
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50 | InterfaceTypeExtension: checkExtension,
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51 | UnionTypeExtension: checkExtension,
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52 | EnumTypeExtension: checkExtension,
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53 | InputObjectTypeExtension: checkExtension
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54 | };
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55 |
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56 | function checkExtension(node) {
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57 | var typeName = node.name.value;
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58 | var defNode = definedTypes[typeName];
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59 | var existingType = schema === null || schema === void 0 ? void 0 : schema.getType(typeName);
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60 | var expectedKind;
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61 |
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62 | if (defNode) {
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63 | expectedKind = defKindToExtKind[defNode.kind];
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64 | } else if (existingType) {
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65 | expectedKind = typeToExtKind(existingType);
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66 | }
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67 |
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68 | if (expectedKind) {
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69 | if (expectedKind !== node.kind) {
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70 | var kindStr = extensionKindToTypeName(node.kind);
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71 | context.reportError(new _GraphQLError.GraphQLError("Cannot extend non-".concat(kindStr, " type \"").concat(typeName, "\"."), defNode ? [defNode, node] : node));
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72 | }
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73 | } else {
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74 | var allTypeNames = Object.keys(definedTypes);
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75 |
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76 | if (schema) {
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77 | allTypeNames = allTypeNames.concat(Object.keys(schema.getTypeMap()));
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78 | }
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79 |
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80 | var suggestedTypes = (0, _suggestionList.default)(typeName, allTypeNames);
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81 | context.reportError(new _GraphQLError.GraphQLError("Cannot extend type \"".concat(typeName, "\" because it is not defined.") + (0, _didYouMean.default)(suggestedTypes), node.name));
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82 | }
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83 | }
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84 | }
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85 |
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86 | var defKindToExtKind = (_defKindToExtKind = {}, _defineProperty(_defKindToExtKind, _kinds.Kind.SCALAR_TYPE_DEFINITION, _kinds.Kind.SCALAR_TYPE_EXTENSION), _defineProperty(_defKindToExtKind, _kinds.Kind.OBJECT_TYPE_DEFINITION, _kinds.Kind.OBJECT_TYPE_EXTENSION), _defineProperty(_defKindToExtKind, _kinds.Kind.INTERFACE_TYPE_DEFINITION, _kinds.Kind.INTERFACE_TYPE_EXTENSION), _defineProperty(_defKindToExtKind, _kinds.Kind.UNION_TYPE_DEFINITION, _kinds.Kind.UNION_TYPE_EXTENSION), _defineProperty(_defKindToExtKind, _kinds.Kind.ENUM_TYPE_DEFINITION, _kinds.Kind.ENUM_TYPE_EXTENSION), _defineProperty(_defKindToExtKind, _kinds.Kind.INPUT_OBJECT_TYPE_DEFINITION, _kinds.Kind.INPUT_OBJECT_TYPE_EXTENSION), _defKindToExtKind);
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87 |
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88 | function typeToExtKind(type) {
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89 | if ((0, _definition.isScalarType)(type)) {
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90 | return _kinds.Kind.SCALAR_TYPE_EXTENSION;
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91 | }
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92 |
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93 | if ((0, _definition.isObjectType)(type)) {
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94 | return _kinds.Kind.OBJECT_TYPE_EXTENSION;
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95 | }
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96 |
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97 | if ((0, _definition.isInterfaceType)(type)) {
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98 | return _kinds.Kind.INTERFACE_TYPE_EXTENSION;
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99 | }
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100 |
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101 | if ((0, _definition.isUnionType)(type)) {
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102 | return _kinds.Kind.UNION_TYPE_EXTENSION;
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103 | }
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104 |
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105 | if ((0, _definition.isEnumType)(type)) {
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106 | return _kinds.Kind.ENUM_TYPE_EXTENSION;
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107 | }
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108 |
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109 |
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110 | if ((0, _definition.isInputObjectType)(type)) {
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111 | return _kinds.Kind.INPUT_OBJECT_TYPE_EXTENSION;
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112 | }
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113 |
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114 |
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115 | false || (0, _invariant.default)(0, 'Unexpected type: ' + (0, _inspect.default)(type));
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116 | }
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117 |
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118 | function extensionKindToTypeName(kind) {
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119 | switch (kind) {
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120 | case _kinds.Kind.SCALAR_TYPE_EXTENSION:
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121 | return 'scalar';
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122 |
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123 | case _kinds.Kind.OBJECT_TYPE_EXTENSION:
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124 | return 'object';
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125 |
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126 | case _kinds.Kind.INTERFACE_TYPE_EXTENSION:
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127 | return 'interface';
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128 |
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129 | case _kinds.Kind.UNION_TYPE_EXTENSION:
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130 | return 'union';
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131 |
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132 | case _kinds.Kind.ENUM_TYPE_EXTENSION:
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133 | return 'enum';
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134 |
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135 | case _kinds.Kind.INPUT_OBJECT_TYPE_EXTENSION:
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136 | return 'input object';
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137 | }
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138 |
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139 |
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140 | false || (0, _invariant.default)(0, 'Unexpected kind: ' + (0, _inspect.default)(kind));
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141 | }
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