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.validateSchema = validateSchema;
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7 | exports.assertValidSchema = assertValidSchema;
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8 |
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9 | var _find = _interopRequireDefault(require("../polyfills/find"));
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10 |
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11 | var _flatMap = _interopRequireDefault(require("../polyfills/flatMap"));
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12 |
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13 | var _objectValues3 = _interopRequireDefault(require("../polyfills/objectValues"));
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14 |
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15 | var _objectEntries3 = _interopRequireDefault(require("../polyfills/objectEntries"));
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16 |
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17 | var _inspect = _interopRequireDefault(require("../jsutils/inspect"));
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18 |
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19 | var _GraphQLError = require("../error/GraphQLError");
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20 |
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21 | var _assertValidName = require("../utilities/assertValidName");
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22 |
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23 | var _typeComparators = require("../utilities/typeComparators");
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24 |
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25 | var _directives = require("./directives");
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26 |
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27 | var _introspection = require("./introspection");
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28 |
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29 | var _schema = require("./schema");
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30 |
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31 | var _definition = require("./definition");
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32 |
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33 | function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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34 |
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35 |
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36 |
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37 |
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38 |
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39 |
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40 |
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41 |
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42 | function validateSchema(schema) {
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43 |
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44 | (0, _schema.assertSchema)(schema);
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45 |
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46 | if (schema.__validationErrors) {
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47 | return schema.__validationErrors;
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48 | }
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49 |
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50 |
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51 | var context = new SchemaValidationContext(schema);
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52 | validateRootTypes(context);
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53 | validateDirectives(context);
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54 | validateTypes(context);
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55 |
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56 |
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57 | var errors = context.getErrors();
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58 | schema.__validationErrors = errors;
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59 | return errors;
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60 | }
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61 |
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62 |
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63 |
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64 |
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65 |
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66 |
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67 | function assertValidSchema(schema) {
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68 | var errors = validateSchema(schema);
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69 |
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70 | if (errors.length !== 0) {
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71 | throw new Error(errors.map(function (error) {
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72 | return error.message;
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73 | }).join('\n\n'));
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74 | }
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75 | }
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76 |
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77 | var SchemaValidationContext =
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78 |
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79 | function () {
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80 | function SchemaValidationContext(schema) {
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81 | this._errors = [];
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82 | this.schema = schema;
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83 | }
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84 |
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85 | var _proto = SchemaValidationContext.prototype;
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86 |
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87 | _proto.reportError = function reportError(message, nodes) {
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88 | var _nodes = Array.isArray(nodes) ? nodes.filter(Boolean) : nodes;
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89 |
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90 | this.addError(new _GraphQLError.GraphQLError(message, _nodes));
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91 | };
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92 |
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93 | _proto.addError = function addError(error) {
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94 | this._errors.push(error);
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95 | };
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96 |
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97 | _proto.getErrors = function getErrors() {
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98 | return this._errors;
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99 | };
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100 |
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101 | return SchemaValidationContext;
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102 | }();
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103 |
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104 | function validateRootTypes(context) {
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105 | var schema = context.schema;
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106 | var queryType = schema.getQueryType();
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107 |
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108 | if (!queryType) {
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109 | context.reportError('Query root type must be provided.', schema.astNode);
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110 | } else if (!(0, _definition.isObjectType)(queryType)) {
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111 | context.reportError("Query root type must be Object type, it cannot be ".concat((0, _inspect.default)(queryType), "."), getOperationTypeNode(schema, queryType, 'query'));
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112 | }
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113 |
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114 | var mutationType = schema.getMutationType();
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115 |
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116 | if (mutationType && !(0, _definition.isObjectType)(mutationType)) {
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117 | context.reportError('Mutation root type must be Object type if provided, it cannot be ' + "".concat((0, _inspect.default)(mutationType), "."), getOperationTypeNode(schema, mutationType, 'mutation'));
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118 | }
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119 |
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120 | var subscriptionType = schema.getSubscriptionType();
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121 |
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122 | if (subscriptionType && !(0, _definition.isObjectType)(subscriptionType)) {
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123 | context.reportError('Subscription root type must be Object type if provided, it cannot be ' + "".concat((0, _inspect.default)(subscriptionType), "."), getOperationTypeNode(schema, subscriptionType, 'subscription'));
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124 | }
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125 | }
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126 |
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127 | function getOperationTypeNode(schema, type, operation) {
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128 | var operationNodes = getAllSubNodes(schema, function (node) {
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129 | return node.operationTypes;
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130 | });
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131 |
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132 | for (var _i2 = 0; _i2 < operationNodes.length; _i2++) {
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133 | var node = operationNodes[_i2];
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134 |
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135 | if (node.operation === operation) {
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136 | return node.type;
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137 | }
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138 | }
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139 |
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140 | return type.astNode;
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141 | }
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142 |
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143 | function validateDirectives(context) {
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144 | for (var _i4 = 0, _context$schema$getDi2 = context.schema.getDirectives(); _i4 < _context$schema$getDi2.length; _i4++) {
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145 | var directive = _context$schema$getDi2[_i4];
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146 |
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147 |
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148 | if (!(0, _directives.isDirective)(directive)) {
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149 | context.reportError("Expected directive but got: ".concat((0, _inspect.default)(directive), "."), directive && directive.astNode);
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150 | continue;
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151 | }
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152 |
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153 |
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154 | validateName(context, directive);
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155 |
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156 |
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157 | var argNames = Object.create(null);
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158 |
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159 | var _loop = function _loop(_i6, _directive$args2) {
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160 | var arg = _directive$args2[_i6];
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161 | var argName = arg.name;
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162 |
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163 | validateName(context, arg);
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164 |
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165 | if (argNames[argName]) {
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166 | context.reportError("Argument @".concat(directive.name, "(").concat(argName, ":) can only be defined once."), directive.astNode && directive.args.filter(function (_ref) {
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167 | var name = _ref.name;
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168 | return name === argName;
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169 | }).map(function (_ref2) {
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170 | var astNode = _ref2.astNode;
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171 | return astNode;
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172 | }));
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173 | return "continue";
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174 | }
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175 |
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176 | argNames[argName] = true;
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177 |
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178 | if (!(0, _definition.isInputType)(arg.type)) {
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179 | context.reportError("The type of @".concat(directive.name, "(").concat(argName, ":) must be Input Type ") + "but got: ".concat((0, _inspect.default)(arg.type), "."), arg.astNode);
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180 | }
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181 | };
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182 |
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183 | for (var _i6 = 0, _directive$args2 = directive.args; _i6 < _directive$args2.length; _i6++) {
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184 | var _ret = _loop(_i6, _directive$args2);
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185 |
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186 | if (_ret === "continue") continue;
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187 | }
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188 | }
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189 | }
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190 |
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191 | function validateName(context, node) {
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192 |
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193 |
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194 | if (context.schema.__allowedLegacyNames.indexOf(node.name) !== -1) {
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195 | return;
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196 | }
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197 |
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198 |
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199 | var error = (0, _assertValidName.isValidNameError)(node.name, node.astNode || undefined);
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200 |
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201 | if (error) {
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202 | context.addError(error);
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203 | }
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204 | }
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205 |
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206 | function validateTypes(context) {
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207 | var validateInputObjectCircularRefs = createInputObjectCircularRefsValidator(context);
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208 | var typeMap = context.schema.getTypeMap();
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209 |
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210 | for (var _i8 = 0, _objectValues2 = (0, _objectValues3.default)(typeMap); _i8 < _objectValues2.length; _i8++) {
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211 | var type = _objectValues2[_i8];
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212 |
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213 |
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214 | if (!(0, _definition.isNamedType)(type)) {
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215 | context.reportError("Expected GraphQL named type but got: ".concat((0, _inspect.default)(type), "."), type && type.astNode);
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216 | continue;
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217 | }
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218 |
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219 |
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220 | if (!(0, _introspection.isIntrospectionType)(type)) {
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221 | validateName(context, type);
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222 | }
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223 |
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224 | if ((0, _definition.isObjectType)(type)) {
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225 |
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226 | validateFields(context, type);
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227 |
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228 | validateObjectInterfaces(context, type);
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229 | } else if ((0, _definition.isInterfaceType)(type)) {
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230 |
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231 | validateFields(context, type);
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232 | } else if ((0, _definition.isUnionType)(type)) {
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233 |
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234 | validateUnionMembers(context, type);
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235 | } else if ((0, _definition.isEnumType)(type)) {
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236 |
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237 | validateEnumValues(context, type);
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238 | } else if ((0, _definition.isInputObjectType)(type)) {
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239 |
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240 | validateInputFields(context, type);
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241 |
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242 | validateInputObjectCircularRefs(type);
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243 | }
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244 | }
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245 | }
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246 |
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247 | function validateFields(context, type) {
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248 | var fields = (0, _objectValues3.default)(type.getFields());
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249 |
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250 | if (fields.length === 0) {
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251 | context.reportError("Type ".concat(type.name, " must define one or more fields."), getAllNodes(type));
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252 | }
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253 |
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254 | for (var _i10 = 0; _i10 < fields.length; _i10++) {
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255 | var field = fields[_i10];
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256 |
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257 | validateName(context, field);
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258 |
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259 | if (!(0, _definition.isOutputType)(field.type)) {
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260 | context.reportError("The type of ".concat(type.name, ".").concat(field.name, " must be Output Type ") + "but got: ".concat((0, _inspect.default)(field.type), "."), field.astNode && field.astNode.type);
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261 | }
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262 |
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263 |
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264 | var argNames = Object.create(null);
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265 |
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266 | var _loop2 = function _loop2(_i12, _field$args2) {
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267 | var arg = _field$args2[_i12];
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268 | var argName = arg.name;
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269 |
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270 | validateName(context, arg);
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271 |
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272 | if (argNames[argName]) {
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273 | context.reportError("Field argument ".concat(type.name, ".").concat(field.name, "(").concat(argName, ":) can only be defined once."), field.args.filter(function (_ref3) {
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274 | var name = _ref3.name;
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275 | return name === argName;
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276 | }).map(function (_ref4) {
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277 | var astNode = _ref4.astNode;
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278 | return astNode;
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279 | }));
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280 | }
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281 |
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282 | argNames[argName] = true;
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283 |
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284 | if (!(0, _definition.isInputType)(arg.type)) {
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285 | context.reportError("The type of ".concat(type.name, ".").concat(field.name, "(").concat(argName, ":) must be Input ") + "Type but got: ".concat((0, _inspect.default)(arg.type), "."), arg.astNode && arg.astNode.type);
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286 | }
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287 | };
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288 |
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289 | for (var _i12 = 0, _field$args2 = field.args; _i12 < _field$args2.length; _i12++) {
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290 | _loop2(_i12, _field$args2);
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291 | }
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292 | }
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293 | }
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294 |
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295 | function validateObjectInterfaces(context, object) {
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296 | var implementedTypeNames = Object.create(null);
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297 |
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298 | for (var _i14 = 0, _object$getInterfaces2 = object.getInterfaces(); _i14 < _object$getInterfaces2.length; _i14++) {
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299 | var iface = _object$getInterfaces2[_i14];
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300 |
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301 | if (!(0, _definition.isInterfaceType)(iface)) {
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302 | context.reportError("Type ".concat((0, _inspect.default)(object), " must only implement Interface types, ") + "it cannot implement ".concat((0, _inspect.default)(iface), "."), getAllImplementsInterfaceNodes(object, iface));
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303 | continue;
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304 | }
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305 |
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306 | if (implementedTypeNames[iface.name]) {
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307 | context.reportError("Type ".concat(object.name, " can only implement ").concat(iface.name, " once."), getAllImplementsInterfaceNodes(object, iface));
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308 | continue;
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309 | }
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310 |
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311 | implementedTypeNames[iface.name] = true;
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312 | validateObjectImplementsInterface(context, object, iface);
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313 | }
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314 | }
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315 |
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316 | function validateObjectImplementsInterface(context, object, iface) {
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317 | var objectFieldMap = object.getFields();
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318 | var ifaceFieldMap = iface.getFields();
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319 |
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320 | for (var _i16 = 0, _objectEntries2 = (0, _objectEntries3.default)(ifaceFieldMap); _i16 < _objectEntries2.length; _i16++) {
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321 | var _ref6 = _objectEntries2[_i16];
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322 | var fieldName = _ref6[0];
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323 | var ifaceField = _ref6[1];
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324 | var objectField = objectFieldMap[fieldName];
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325 |
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326 | if (!objectField) {
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327 | context.reportError("Interface field ".concat(iface.name, ".").concat(fieldName, " expected but ").concat(object.name, " does not provide it."), [ifaceField.astNode].concat(getAllNodes(object)));
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328 | continue;
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329 | }
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330 |
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331 |
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332 |
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333 | if (!(0, _typeComparators.isTypeSubTypeOf)(context.schema, objectField.type, ifaceField.type)) {
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334 | context.reportError("Interface field ".concat(iface.name, ".").concat(fieldName, " expects type ") + "".concat((0, _inspect.default)(ifaceField.type), " but ").concat(object.name, ".").concat(fieldName, " ") + "is type ".concat((0, _inspect.default)(objectField.type), "."), [ifaceField.astNode && ifaceField.astNode.type, objectField.astNode && objectField.astNode.type]);
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335 | }
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336 |
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337 |
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338 | var _loop3 = function _loop3(_i18, _ifaceField$args2) {
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339 | var ifaceArg = _ifaceField$args2[_i18];
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340 | var argName = ifaceArg.name;
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341 | var objectArg = (0, _find.default)(objectField.args, function (arg) {
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342 | return arg.name === argName;
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343 | });
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344 |
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345 | if (!objectArg) {
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346 | context.reportError("Interface field argument ".concat(iface.name, ".").concat(fieldName, "(").concat(argName, ":) expected but ").concat(object.name, ".").concat(fieldName, " does not provide it."), [ifaceArg.astNode, objectField.astNode]);
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347 | return "continue";
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348 | }
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349 |
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350 |
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351 |
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352 |
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353 | if (!(0, _typeComparators.isEqualType)(ifaceArg.type, objectArg.type)) {
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354 | context.reportError("Interface field argument ".concat(iface.name, ".").concat(fieldName, "(").concat(argName, ":) ") + "expects type ".concat((0, _inspect.default)(ifaceArg.type), " but ") + "".concat(object.name, ".").concat(fieldName, "(").concat(argName, ":) is type ") + "".concat((0, _inspect.default)(objectArg.type), "."), [ifaceArg.astNode && ifaceArg.astNode.type, objectArg.astNode && objectArg.astNode.type]);
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355 | }
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356 |
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357 | };
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358 |
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359 | for (var _i18 = 0, _ifaceField$args2 = ifaceField.args; _i18 < _ifaceField$args2.length; _i18++) {
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360 | var _ret2 = _loop3(_i18, _ifaceField$args2);
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361 |
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362 | if (_ret2 === "continue") continue;
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363 | }
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364 |
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365 |
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366 | var _loop4 = function _loop4(_i20, _objectField$args2) {
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367 | var objectArg = _objectField$args2[_i20];
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368 | var argName = objectArg.name;
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369 | var ifaceArg = (0, _find.default)(ifaceField.args, function (arg) {
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370 | return arg.name === argName;
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371 | });
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372 |
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373 | if (!ifaceArg && (0, _definition.isRequiredArgument)(objectArg)) {
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374 | context.reportError("Object field ".concat(object.name, ".").concat(fieldName, " includes required argument ").concat(argName, " that is missing from the Interface field ").concat(iface.name, ".").concat(fieldName, "."), [objectArg.astNode, ifaceField.astNode]);
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375 | }
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376 | };
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377 |
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378 | for (var _i20 = 0, _objectField$args2 = objectField.args; _i20 < _objectField$args2.length; _i20++) {
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379 | _loop4(_i20, _objectField$args2);
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380 | }
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381 | }
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382 | }
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383 |
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384 | function validateUnionMembers(context, union) {
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385 | var memberTypes = union.getTypes();
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386 |
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387 | if (memberTypes.length === 0) {
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388 | context.reportError("Union type ".concat(union.name, " must define one or more member types."), getAllNodes(union));
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389 | }
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390 |
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391 | var includedTypeNames = Object.create(null);
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392 |
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393 | for (var _i22 = 0; _i22 < memberTypes.length; _i22++) {
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394 | var memberType = memberTypes[_i22];
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395 |
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396 | if (includedTypeNames[memberType.name]) {
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397 | context.reportError("Union type ".concat(union.name, " can only include type ").concat(memberType.name, " once."), getUnionMemberTypeNodes(union, memberType.name));
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398 | continue;
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399 | }
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400 |
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401 | includedTypeNames[memberType.name] = true;
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402 |
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403 | if (!(0, _definition.isObjectType)(memberType)) {
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404 | context.reportError("Union type ".concat(union.name, " can only include Object types, ") + "it cannot include ".concat((0, _inspect.default)(memberType), "."), getUnionMemberTypeNodes(union, String(memberType)));
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405 | }
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406 | }
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407 | }
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408 |
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409 | function validateEnumValues(context, enumType) {
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410 | var enumValues = enumType.getValues();
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411 |
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412 | if (enumValues.length === 0) {
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413 | context.reportError("Enum type ".concat(enumType.name, " must define one or more values."), getAllNodes(enumType));
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414 | }
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415 |
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416 | for (var _i24 = 0; _i24 < enumValues.length; _i24++) {
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417 | var enumValue = enumValues[_i24];
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418 | var valueName = enumValue.name;
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419 |
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420 | validateName(context, enumValue);
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421 |
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422 | if (valueName === 'true' || valueName === 'false' || valueName === 'null') {
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423 | context.reportError("Enum type ".concat(enumType.name, " cannot include value: ").concat(valueName, "."), enumValue.astNode);
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424 | }
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425 | }
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426 | }
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427 |
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428 | function validateInputFields(context, inputObj) {
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429 | var fields = (0, _objectValues3.default)(inputObj.getFields());
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430 |
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431 | if (fields.length === 0) {
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432 | context.reportError("Input Object type ".concat(inputObj.name, " must define one or more fields."), getAllNodes(inputObj));
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433 | }
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434 |
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435 |
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436 | for (var _i26 = 0; _i26 < fields.length; _i26++) {
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437 | var field = fields[_i26];
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438 |
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439 | validateName(context, field);
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440 |
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441 | if (!(0, _definition.isInputType)(field.type)) {
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442 | context.reportError("The type of ".concat(inputObj.name, ".").concat(field.name, " must be Input Type ") + "but got: ".concat((0, _inspect.default)(field.type), "."), field.astNode && field.astNode.type);
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443 | }
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444 | }
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445 | }
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446 |
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447 | function createInputObjectCircularRefsValidator(context) {
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448 |
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449 |
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450 |
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451 | var visitedTypes = Object.create(null);
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452 |
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453 | var fieldPath = [];
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454 |
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455 | var fieldPathIndexByTypeName = Object.create(null);
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456 | return detectCycleRecursive;
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457 |
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458 |
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459 |
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460 | function detectCycleRecursive(inputObj) {
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461 | if (visitedTypes[inputObj.name]) {
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462 | return;
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463 | }
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464 |
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465 | visitedTypes[inputObj.name] = true;
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466 | fieldPathIndexByTypeName[inputObj.name] = fieldPath.length;
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467 | var fields = (0, _objectValues3.default)(inputObj.getFields());
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468 |
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469 | for (var _i28 = 0; _i28 < fields.length; _i28++) {
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470 | var field = fields[_i28];
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471 |
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472 | if ((0, _definition.isNonNullType)(field.type) && (0, _definition.isInputObjectType)(field.type.ofType)) {
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473 | var fieldType = field.type.ofType;
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474 | var cycleIndex = fieldPathIndexByTypeName[fieldType.name];
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475 | fieldPath.push(field);
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476 |
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477 | if (cycleIndex === undefined) {
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478 | detectCycleRecursive(fieldType);
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479 | } else {
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480 | var cyclePath = fieldPath.slice(cycleIndex);
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481 | var pathStr = cyclePath.map(function (fieldObj) {
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482 | return fieldObj.name;
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483 | }).join('.');
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484 | context.reportError("Cannot reference Input Object \"".concat(fieldType.name, "\" within itself through a series of non-null fields: \"").concat(pathStr, "\"."), cyclePath.map(function (fieldObj) {
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485 | return fieldObj.astNode;
|
486 | }));
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487 | }
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488 |
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489 | fieldPath.pop();
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490 | }
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491 | }
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492 |
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493 | fieldPathIndexByTypeName[inputObj.name] = undefined;
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494 | }
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495 | }
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496 |
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497 | function getAllNodes(object) {
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498 | var astNode = object.astNode,
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499 | extensionASTNodes = object.extensionASTNodes;
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500 | return astNode ? extensionASTNodes ? [astNode].concat(extensionASTNodes) : [astNode] : extensionASTNodes || [];
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501 | }
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502 |
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503 | function getAllSubNodes(object, getter) {
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504 | return (0, _flatMap.default)(getAllNodes(object), function (item) {
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505 | return getter(item) || [];
|
506 | });
|
507 | }
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508 |
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509 | function getAllImplementsInterfaceNodes(type, iface) {
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510 | return getAllSubNodes(type, function (typeNode) {
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511 | return typeNode.interfaces;
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512 | }).filter(function (ifaceNode) {
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513 | return ifaceNode.name.value === iface.name;
|
514 | });
|
515 | }
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516 |
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517 | function getUnionMemberTypeNodes(union, typeName) {
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518 | return getAllSubNodes(union, function (unionNode) {
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519 | return unionNode.types;
|
520 | }).filter(function (typeNode) {
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521 | return typeNode.name.value === typeName;
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522 | });
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523 | }
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