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.execute = execute;
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7 | exports.assertValidExecutionArguments = assertValidExecutionArguments;
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8 | exports.buildExecutionContext = buildExecutionContext;
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9 | exports.collectFields = collectFields;
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10 | exports.buildResolveInfo = buildResolveInfo;
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11 | exports.resolveFieldValueOrError = resolveFieldValueOrError;
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12 | exports.getFieldDef = getFieldDef;
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13 | exports.defaultFieldResolver = exports.defaultTypeResolver = void 0;
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14 |
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15 | var _iterall = require("iterall");
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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 _memoize = _interopRequireDefault(require("../jsutils/memoize3"));
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20 |
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21 | var _invariant = _interopRequireDefault(require("../jsutils/invariant"));
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22 |
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23 | var _devAssert = _interopRequireDefault(require("../jsutils/devAssert"));
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24 |
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25 | var _isInvalid = _interopRequireDefault(require("../jsutils/isInvalid"));
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26 |
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27 | var _isNullish = _interopRequireDefault(require("../jsutils/isNullish"));
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28 |
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29 | var _isPromise = _interopRequireDefault(require("../jsutils/isPromise"));
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30 |
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31 | var _isObjectLike = _interopRequireDefault(require("../jsutils/isObjectLike"));
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32 |
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33 | var _promiseReduce = _interopRequireDefault(require("../jsutils/promiseReduce"));
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34 |
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35 | var _promiseForObject = _interopRequireDefault(require("../jsutils/promiseForObject"));
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36 |
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37 | var _Path = require("../jsutils/Path");
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38 |
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39 | var _GraphQLError = require("../error/GraphQLError");
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40 |
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41 | var _locatedError = require("../error/locatedError");
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42 |
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43 | var _kinds = require("../language/kinds");
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44 |
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45 | var _validate = require("../type/validate");
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46 |
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47 | var _introspection = require("../type/introspection");
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48 |
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49 | var _directives = require("../type/directives");
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50 |
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51 | var _definition = require("../type/definition");
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52 |
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53 | var _typeFromAST = require("../utilities/typeFromAST");
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54 |
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55 | var _getOperationRootType = require("../utilities/getOperationRootType");
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56 |
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57 | var _values = require("./values");
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58 |
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59 | function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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60 |
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61 | function execute(argsOrSchema, document, rootValue, contextValue, variableValues, operationName, fieldResolver, typeResolver) {
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62 |
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63 |
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64 | return arguments.length === 1 ? executeImpl(argsOrSchema) : executeImpl({
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65 | schema: argsOrSchema,
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66 | document: document,
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67 | rootValue: rootValue,
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68 | contextValue: contextValue,
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69 | variableValues: variableValues,
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70 | operationName: operationName,
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71 | fieldResolver: fieldResolver,
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72 | typeResolver: typeResolver
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73 | });
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74 | }
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75 |
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76 | function executeImpl(args) {
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77 | var schema = args.schema,
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78 | document = args.document,
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79 | rootValue = args.rootValue,
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80 | contextValue = args.contextValue,
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81 | variableValues = args.variableValues,
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82 | operationName = args.operationName,
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83 | fieldResolver = args.fieldResolver,
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84 | typeResolver = args.typeResolver;
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85 |
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86 | assertValidExecutionArguments(schema, document, variableValues);
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87 |
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88 |
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89 | var exeContext = buildExecutionContext(schema, document, rootValue, contextValue, variableValues, operationName, fieldResolver, typeResolver);
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90 |
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91 | if (Array.isArray(exeContext)) {
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92 | return {
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93 | errors: exeContext
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94 | };
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95 | }
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96 |
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97 |
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98 |
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99 |
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100 |
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101 |
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102 |
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103 |
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104 | var data = executeOperation(exeContext, exeContext.operation, rootValue);
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105 | return buildResponse(exeContext, data);
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106 | }
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107 |
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108 |
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109 |
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110 |
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111 |
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112 |
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113 | function buildResponse(exeContext, data) {
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114 | if ((0, _isPromise.default)(data)) {
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115 | return data.then(function (resolved) {
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116 | return buildResponse(exeContext, resolved);
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117 | });
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118 | }
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119 |
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120 | return exeContext.errors.length === 0 ? {
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121 | data: data
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122 | } : {
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123 | errors: exeContext.errors,
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124 | data: data
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125 | };
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126 | }
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127 |
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128 |
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129 |
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130 |
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131 |
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132 |
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133 | function assertValidExecutionArguments(schema, document, rawVariableValues) {
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134 | document || (0, _devAssert.default)(0, 'Must provide document');
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135 |
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136 | (0, _validate.assertValidSchema)(schema);
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137 |
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138 | rawVariableValues == null || (0, _isObjectLike.default)(rawVariableValues) || (0, _devAssert.default)(0, 'Variables must be provided as an Object where each property is a variable value. Perhaps look to see if an unparsed JSON string was provided.');
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139 | }
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140 |
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141 |
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142 |
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143 |
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144 |
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145 |
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146 |
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147 |
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148 | function buildExecutionContext(schema, document, rootValue, contextValue, rawVariableValues, operationName, fieldResolver, typeResolver) {
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149 | var operation;
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150 | var hasMultipleAssumedOperations = false;
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151 | var fragments = Object.create(null);
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152 |
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153 | for (var _i2 = 0, _document$definitions2 = document.definitions; _i2 < _document$definitions2.length; _i2++) {
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154 | var definition = _document$definitions2[_i2];
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155 |
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156 | switch (definition.kind) {
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157 | case _kinds.Kind.OPERATION_DEFINITION:
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158 | if (!operationName && operation) {
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159 | hasMultipleAssumedOperations = true;
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160 | } else if (!operationName || definition.name && definition.name.value === operationName) {
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161 | operation = definition;
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162 | }
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163 |
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164 | break;
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165 |
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166 | case _kinds.Kind.FRAGMENT_DEFINITION:
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167 | fragments[definition.name.value] = definition;
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168 | break;
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169 | }
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170 | }
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171 |
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172 | if (!operation) {
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173 | if (operationName) {
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174 | return [new _GraphQLError.GraphQLError("Unknown operation named \"".concat(operationName, "\"."))];
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175 | }
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176 |
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177 | return [new _GraphQLError.GraphQLError('Must provide an operation.')];
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178 | }
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179 |
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180 | if (hasMultipleAssumedOperations) {
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181 | return [new _GraphQLError.GraphQLError('Must provide operation name if query contains multiple operations.')];
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182 | }
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183 |
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184 | var coercedVariableValues = (0, _values.getVariableValues)(schema, operation.variableDefinitions || [], rawVariableValues || {}, {
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185 | maxErrors: 50
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186 | });
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187 |
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188 | if (coercedVariableValues.errors) {
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189 | return coercedVariableValues.errors;
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190 | }
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191 |
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192 | return {
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193 | schema: schema,
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194 | fragments: fragments,
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195 | rootValue: rootValue,
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196 | contextValue: contextValue,
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197 | operation: operation,
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198 | variableValues: coercedVariableValues.coerced,
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199 | fieldResolver: fieldResolver || defaultFieldResolver,
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200 | typeResolver: typeResolver || defaultTypeResolver,
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201 | errors: []
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202 | };
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203 | }
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204 |
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205 |
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206 |
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207 |
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208 |
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209 | function executeOperation(exeContext, operation, rootValue) {
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210 | var type = (0, _getOperationRootType.getOperationRootType)(exeContext.schema, operation);
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211 | var fields = collectFields(exeContext, type, operation.selectionSet, Object.create(null), Object.create(null));
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212 | var path = undefined;
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213 |
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214 |
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215 |
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216 |
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217 |
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218 | try {
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219 | var result = operation.operation === 'mutation' ? executeFieldsSerially(exeContext, type, rootValue, path, fields) : executeFields(exeContext, type, rootValue, path, fields);
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220 |
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221 | if ((0, _isPromise.default)(result)) {
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222 | return result.then(undefined, function (error) {
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223 | exeContext.errors.push(error);
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224 | return Promise.resolve(null);
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225 | });
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226 | }
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227 |
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228 | return result;
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229 | } catch (error) {
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230 | exeContext.errors.push(error);
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231 | return null;
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232 | }
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233 | }
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234 |
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235 |
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236 |
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237 |
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238 |
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239 |
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240 | function executeFieldsSerially(exeContext, parentType, sourceValue, path, fields) {
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241 | return (0, _promiseReduce.default)(Object.keys(fields), function (results, responseName) {
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242 | var fieldNodes = fields[responseName];
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243 | var fieldPath = (0, _Path.addPath)(path, responseName);
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244 | var result = resolveField(exeContext, parentType, sourceValue, fieldNodes, fieldPath);
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245 |
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246 | if (result === undefined) {
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247 | return results;
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248 | }
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249 |
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250 | if ((0, _isPromise.default)(result)) {
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251 | return result.then(function (resolvedResult) {
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252 | results[responseName] = resolvedResult;
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253 | return results;
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254 | });
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255 | }
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256 |
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257 | results[responseName] = result;
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258 | return results;
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259 | }, Object.create(null));
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260 | }
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261 |
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262 |
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263 |
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264 |
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265 |
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266 |
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267 | function executeFields(exeContext, parentType, sourceValue, path, fields) {
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268 | var results = Object.create(null);
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269 | var containsPromise = false;
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270 |
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271 | for (var _i4 = 0, _Object$keys2 = Object.keys(fields); _i4 < _Object$keys2.length; _i4++) {
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272 | var responseName = _Object$keys2[_i4];
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273 | var fieldNodes = fields[responseName];
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274 | var fieldPath = (0, _Path.addPath)(path, responseName);
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275 | var result = resolveField(exeContext, parentType, sourceValue, fieldNodes, fieldPath);
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276 |
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277 | if (result !== undefined) {
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278 | results[responseName] = result;
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279 |
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280 | if (!containsPromise && (0, _isPromise.default)(result)) {
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281 | containsPromise = true;
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282 | }
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283 | }
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284 | }
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285 |
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286 |
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287 | if (!containsPromise) {
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288 | return results;
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289 | }
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290 |
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291 |
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292 |
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293 |
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294 | return (0, _promiseForObject.default)(results);
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295 | }
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296 |
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297 |
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298 |
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299 |
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300 |
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301 |
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302 |
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303 |
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304 |
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305 |
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306 | function collectFields(exeContext, runtimeType, selectionSet, fields, visitedFragmentNames) {
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307 | for (var _i6 = 0, _selectionSet$selecti2 = selectionSet.selections; _i6 < _selectionSet$selecti2.length; _i6++) {
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308 | var selection = _selectionSet$selecti2[_i6];
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309 |
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310 | switch (selection.kind) {
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311 | case _kinds.Kind.FIELD:
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312 | {
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313 | if (!shouldIncludeNode(exeContext, selection)) {
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314 | continue;
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315 | }
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316 |
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317 | var name = getFieldEntryKey(selection);
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318 |
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319 | if (!fields[name]) {
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320 | fields[name] = [];
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321 | }
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322 |
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323 | fields[name].push(selection);
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324 | break;
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325 | }
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326 |
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327 | case _kinds.Kind.INLINE_FRAGMENT:
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328 | {
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329 | if (!shouldIncludeNode(exeContext, selection) || !doesFragmentConditionMatch(exeContext, selection, runtimeType)) {
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330 | continue;
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331 | }
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332 |
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333 | collectFields(exeContext, runtimeType, selection.selectionSet, fields, visitedFragmentNames);
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334 | break;
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335 | }
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336 |
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337 | case _kinds.Kind.FRAGMENT_SPREAD:
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338 | {
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339 | var fragName = selection.name.value;
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340 |
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341 | if (visitedFragmentNames[fragName] || !shouldIncludeNode(exeContext, selection)) {
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342 | continue;
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343 | }
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344 |
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345 | visitedFragmentNames[fragName] = true;
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346 | var fragment = exeContext.fragments[fragName];
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347 |
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348 | if (!fragment || !doesFragmentConditionMatch(exeContext, fragment, runtimeType)) {
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349 | continue;
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350 | }
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351 |
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352 | collectFields(exeContext, runtimeType, fragment.selectionSet, fields, visitedFragmentNames);
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353 | break;
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354 | }
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355 | }
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356 | }
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357 |
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358 | return fields;
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359 | }
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360 |
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361 |
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362 |
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363 |
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364 |
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365 |
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366 | function shouldIncludeNode(exeContext, node) {
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367 | var skip = (0, _values.getDirectiveValues)(_directives.GraphQLSkipDirective, node, exeContext.variableValues);
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368 |
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369 | if (skip && skip.if === true) {
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370 | return false;
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371 | }
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372 |
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373 | var include = (0, _values.getDirectiveValues)(_directives.GraphQLIncludeDirective, node, exeContext.variableValues);
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374 |
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375 | if (include && include.if === false) {
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376 | return false;
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377 | }
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378 |
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379 | return true;
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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 |
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385 |
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386 | function doesFragmentConditionMatch(exeContext, fragment, type) {
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387 | var typeConditionNode = fragment.typeCondition;
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388 |
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389 | if (!typeConditionNode) {
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390 | return true;
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391 | }
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392 |
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393 | var conditionalType = (0, _typeFromAST.typeFromAST)(exeContext.schema, typeConditionNode);
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394 |
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395 | if (conditionalType === type) {
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396 | return true;
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397 | }
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398 |
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399 | if ((0, _definition.isAbstractType)(conditionalType)) {
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400 | return exeContext.schema.isPossibleType(conditionalType, type);
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401 | }
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402 |
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403 | return false;
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404 | }
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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 |
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410 | function getFieldEntryKey(node) {
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411 | return node.alias ? node.alias.value : node.name.value;
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412 | }
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413 |
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414 |
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415 |
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416 |
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417 |
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418 |
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419 |
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420 |
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421 | function resolveField(exeContext, parentType, source, fieldNodes, path) {
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422 | var fieldNode = fieldNodes[0];
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423 | var fieldName = fieldNode.name.value;
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424 | var fieldDef = getFieldDef(exeContext.schema, parentType, fieldName);
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425 |
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426 | if (!fieldDef) {
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427 | return;
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428 | }
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429 |
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430 | var resolveFn = fieldDef.resolve || exeContext.fieldResolver;
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431 | var info = buildResolveInfo(exeContext, fieldDef, fieldNodes, parentType, path);
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432 |
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433 |
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434 | var result = resolveFieldValueOrError(exeContext, fieldDef, fieldNodes, resolveFn, source, info);
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435 | return completeValueCatchingError(exeContext, fieldDef.type, fieldNodes, info, path, result);
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436 | }
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437 |
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438 | function buildResolveInfo(exeContext, fieldDef, fieldNodes, parentType, path) {
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439 |
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440 |
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441 | return {
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442 | fieldName: fieldDef.name,
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443 | fieldNodes: fieldNodes,
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444 | returnType: fieldDef.type,
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445 | parentType: parentType,
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446 | path: path,
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447 | schema: exeContext.schema,
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448 | fragments: exeContext.fragments,
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449 | rootValue: exeContext.rootValue,
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450 | operation: exeContext.operation,
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451 | variableValues: exeContext.variableValues
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452 | };
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453 | }
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454 |
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455 |
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456 |
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457 | function resolveFieldValueOrError(exeContext, fieldDef, fieldNodes, resolveFn, source, info) {
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458 | try {
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459 |
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460 |
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461 |
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462 | var args = (0, _values.getArgumentValues)(fieldDef, fieldNodes[0], exeContext.variableValues);
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463 |
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464 |
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465 |
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466 | var _contextValue = exeContext.contextValue;
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467 | var result = resolveFn(source, args, _contextValue, info);
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468 | return (0, _isPromise.default)(result) ? result.then(undefined, asErrorInstance) : result;
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469 | } catch (error) {
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470 | return asErrorInstance(error);
|
471 | }
|
472 | }
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473 |
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474 |
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475 |
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476 | function asErrorInstance(error) {
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477 | if (error instanceof Error) {
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478 | return error;
|
479 | }
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480 |
|
481 | return new Error('Unexpected error value: ' + (0, _inspect.default)(error));
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482 | }
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483 |
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484 |
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485 |
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486 | function completeValueCatchingError(exeContext, returnType, fieldNodes, info, path, result) {
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487 | try {
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488 | var completed;
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489 |
|
490 | if ((0, _isPromise.default)(result)) {
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491 | completed = result.then(function (resolved) {
|
492 | return completeValue(exeContext, returnType, fieldNodes, info, path, resolved);
|
493 | });
|
494 | } else {
|
495 | completed = completeValue(exeContext, returnType, fieldNodes, info, path, result);
|
496 | }
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497 |
|
498 | if ((0, _isPromise.default)(completed)) {
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499 |
|
500 |
|
501 | return completed.then(undefined, function (error) {
|
502 | return handleFieldError(error, fieldNodes, path, returnType, exeContext);
|
503 | });
|
504 | }
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505 |
|
506 | return completed;
|
507 | } catch (error) {
|
508 | return handleFieldError(error, fieldNodes, path, returnType, exeContext);
|
509 | }
|
510 | }
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511 |
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512 | function handleFieldError(rawError, fieldNodes, path, returnType, exeContext) {
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513 | var error = (0, _locatedError.locatedError)(asErrorInstance(rawError), fieldNodes, (0, _Path.pathToArray)(path));
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514 |
|
515 |
|
516 | if ((0, _definition.isNonNullType)(returnType)) {
|
517 | throw error;
|
518 | }
|
519 |
|
520 |
|
521 |
|
522 | exeContext.errors.push(error);
|
523 | return null;
|
524 | }
|
525 |
|
526 |
|
527 |
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528 |
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529 |
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530 |
|
531 |
|
532 |
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533 |
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534 |
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535 |
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536 |
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537 |
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538 |
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539 |
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540 |
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541 |
|
542 |
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543 |
|
544 |
|
545 |
|
546 |
|
547 |
|
548 | function completeValue(exeContext, returnType, fieldNodes, info, path, result) {
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549 |
|
550 | if (result instanceof Error) {
|
551 | throw result;
|
552 | }
|
553 |
|
554 |
|
555 |
|
556 | if ((0, _definition.isNonNullType)(returnType)) {
|
557 | var completed = completeValue(exeContext, returnType.ofType, fieldNodes, info, path, result);
|
558 |
|
559 | if (completed === null) {
|
560 | throw new Error("Cannot return null for non-nullable field ".concat(info.parentType.name, ".").concat(info.fieldName, "."));
|
561 | }
|
562 |
|
563 | return completed;
|
564 | }
|
565 |
|
566 |
|
567 | if ((0, _isNullish.default)(result)) {
|
568 | return null;
|
569 | }
|
570 |
|
571 |
|
572 | if ((0, _definition.isListType)(returnType)) {
|
573 | return completeListValue(exeContext, returnType, fieldNodes, info, path, result);
|
574 | }
|
575 |
|
576 |
|
577 |
|
578 | if ((0, _definition.isLeafType)(returnType)) {
|
579 | return completeLeafValue(returnType, result);
|
580 | }
|
581 |
|
582 |
|
583 |
|
584 | if ((0, _definition.isAbstractType)(returnType)) {
|
585 | return completeAbstractValue(exeContext, returnType, fieldNodes, info, path, result);
|
586 | }
|
587 |
|
588 |
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589 |
|
590 | if ((0, _definition.isObjectType)(returnType)) {
|
591 | return completeObjectValue(exeContext, returnType, fieldNodes, info, path, result);
|
592 | }
|
593 |
|
594 |
|
595 |
|
596 | (0, _invariant.default)(false, 'Cannot complete value of unexpected output type: ' + (0, _inspect.default)(returnType));
|
597 | }
|
598 |
|
599 |
|
600 |
|
601 |
|
602 |
|
603 |
|
604 | function completeListValue(exeContext, returnType, fieldNodes, info, path, result) {
|
605 | if (!(0, _iterall.isCollection)(result)) {
|
606 | throw new _GraphQLError.GraphQLError("Expected Iterable, but did not find one for field ".concat(info.parentType.name, ".").concat(info.fieldName, "."));
|
607 | }
|
608 |
|
609 |
|
610 |
|
611 | var itemType = returnType.ofType;
|
612 | var containsPromise = false;
|
613 | var completedResults = [];
|
614 | (0, _iterall.forEach)(result, function (item, index) {
|
615 |
|
616 |
|
617 | var fieldPath = (0, _Path.addPath)(path, index);
|
618 | var completedItem = completeValueCatchingError(exeContext, itemType, fieldNodes, info, fieldPath, item);
|
619 |
|
620 | if (!containsPromise && (0, _isPromise.default)(completedItem)) {
|
621 | containsPromise = true;
|
622 | }
|
623 |
|
624 | completedResults.push(completedItem);
|
625 | });
|
626 | return containsPromise ? Promise.all(completedResults) : completedResults;
|
627 | }
|
628 |
|
629 |
|
630 |
|
631 |
|
632 |
|
633 |
|
634 | function completeLeafValue(returnType, result) {
|
635 | var serializedResult = returnType.serialize(result);
|
636 |
|
637 | if ((0, _isInvalid.default)(serializedResult)) {
|
638 | throw new Error("Expected a value of type \"".concat((0, _inspect.default)(returnType), "\" but ") + "received: ".concat((0, _inspect.default)(result)));
|
639 | }
|
640 |
|
641 | return serializedResult;
|
642 | }
|
643 |
|
644 |
|
645 |
|
646 |
|
647 |
|
648 |
|
649 | function completeAbstractValue(exeContext, returnType, fieldNodes, info, path, result) {
|
650 | var resolveTypeFn = returnType.resolveType || exeContext.typeResolver;
|
651 | var contextValue = exeContext.contextValue;
|
652 | var runtimeType = resolveTypeFn(result, contextValue, info, returnType);
|
653 |
|
654 | if ((0, _isPromise.default)(runtimeType)) {
|
655 | return runtimeType.then(function (resolvedRuntimeType) {
|
656 | return completeObjectValue(exeContext, ensureValidRuntimeType(resolvedRuntimeType, exeContext, returnType, fieldNodes, info, result), fieldNodes, info, path, result);
|
657 | });
|
658 | }
|
659 |
|
660 | return completeObjectValue(exeContext, ensureValidRuntimeType(runtimeType, exeContext, returnType, fieldNodes, info, result), fieldNodes, info, path, result);
|
661 | }
|
662 |
|
663 | function ensureValidRuntimeType(runtimeTypeOrName, exeContext, returnType, fieldNodes, info, result) {
|
664 | var runtimeType = typeof runtimeTypeOrName === 'string' ? exeContext.schema.getType(runtimeTypeOrName) : runtimeTypeOrName;
|
665 |
|
666 | if (!(0, _definition.isObjectType)(runtimeType)) {
|
667 | throw new _GraphQLError.GraphQLError("Abstract type ".concat(returnType.name, " must resolve to an Object type at runtime for field ").concat(info.parentType.name, ".").concat(info.fieldName, " with ") + "value ".concat((0, _inspect.default)(result), ", received \"").concat((0, _inspect.default)(runtimeType), "\". ") + "Either the ".concat(returnType.name, " type should provide a \"resolveType\" function or each possible type should provide an \"isTypeOf\" function."), fieldNodes);
|
668 | }
|
669 |
|
670 | if (!exeContext.schema.isPossibleType(returnType, runtimeType)) {
|
671 | throw new _GraphQLError.GraphQLError("Runtime Object type \"".concat(runtimeType.name, "\" is not a possible type for \"").concat(returnType.name, "\"."), fieldNodes);
|
672 | }
|
673 |
|
674 | return runtimeType;
|
675 | }
|
676 |
|
677 |
|
678 |
|
679 |
|
680 |
|
681 | function completeObjectValue(exeContext, returnType, fieldNodes, info, path, result) {
|
682 |
|
683 |
|
684 |
|
685 | if (returnType.isTypeOf) {
|
686 | var isTypeOf = returnType.isTypeOf(result, exeContext.contextValue, info);
|
687 |
|
688 | if ((0, _isPromise.default)(isTypeOf)) {
|
689 | return isTypeOf.then(function (resolvedIsTypeOf) {
|
690 | if (!resolvedIsTypeOf) {
|
691 | throw invalidReturnTypeError(returnType, result, fieldNodes);
|
692 | }
|
693 |
|
694 | return collectAndExecuteSubfields(exeContext, returnType, fieldNodes, path, result);
|
695 | });
|
696 | }
|
697 |
|
698 | if (!isTypeOf) {
|
699 | throw invalidReturnTypeError(returnType, result, fieldNodes);
|
700 | }
|
701 | }
|
702 |
|
703 | return collectAndExecuteSubfields(exeContext, returnType, fieldNodes, path, result);
|
704 | }
|
705 |
|
706 | function invalidReturnTypeError(returnType, result, fieldNodes) {
|
707 | return new _GraphQLError.GraphQLError("Expected value of type \"".concat(returnType.name, "\" but got: ").concat((0, _inspect.default)(result), "."), fieldNodes);
|
708 | }
|
709 |
|
710 | function collectAndExecuteSubfields(exeContext, returnType, fieldNodes, path, result) {
|
711 |
|
712 | var subFieldNodes = collectSubfields(exeContext, returnType, fieldNodes);
|
713 | return executeFields(exeContext, returnType, result, path, subFieldNodes);
|
714 | }
|
715 |
|
716 |
|
717 |
|
718 |
|
719 |
|
720 |
|
721 |
|
722 | var collectSubfields = (0, _memoize.default)(_collectSubfields);
|
723 |
|
724 | function _collectSubfields(exeContext, returnType, fieldNodes) {
|
725 | var subFieldNodes = Object.create(null);
|
726 | var visitedFragmentNames = Object.create(null);
|
727 |
|
728 | for (var _i8 = 0; _i8 < fieldNodes.length; _i8++) {
|
729 | var node = fieldNodes[_i8];
|
730 |
|
731 | if (node.selectionSet) {
|
732 | subFieldNodes = collectFields(exeContext, returnType, node.selectionSet, subFieldNodes, visitedFragmentNames);
|
733 | }
|
734 | }
|
735 |
|
736 | return subFieldNodes;
|
737 | }
|
738 |
|
739 |
|
740 |
|
741 |
|
742 |
|
743 |
|
744 |
|
745 |
|
746 |
|
747 |
|
748 |
|
749 |
|
750 | var defaultTypeResolver = function defaultTypeResolver(value, contextValue, info, abstractType) {
|
751 |
|
752 | if ((0, _isObjectLike.default)(value) && typeof value.__typename === 'string') {
|
753 | return value.__typename;
|
754 | }
|
755 |
|
756 |
|
757 | var possibleTypes = info.schema.getPossibleTypes(abstractType);
|
758 | var promisedIsTypeOfResults = [];
|
759 |
|
760 | for (var i = 0; i < possibleTypes.length; i++) {
|
761 | var type = possibleTypes[i];
|
762 |
|
763 | if (type.isTypeOf) {
|
764 | var isTypeOfResult = type.isTypeOf(value, contextValue, info);
|
765 |
|
766 | if ((0, _isPromise.default)(isTypeOfResult)) {
|
767 | promisedIsTypeOfResults[i] = isTypeOfResult;
|
768 | } else if (isTypeOfResult) {
|
769 | return type;
|
770 | }
|
771 | }
|
772 | }
|
773 |
|
774 | if (promisedIsTypeOfResults.length) {
|
775 | return Promise.all(promisedIsTypeOfResults).then(function (isTypeOfResults) {
|
776 | for (var _i9 = 0; _i9 < isTypeOfResults.length; _i9++) {
|
777 | if (isTypeOfResults[_i9]) {
|
778 | return possibleTypes[_i9];
|
779 | }
|
780 | }
|
781 | });
|
782 | }
|
783 | };
|
784 |
|
785 |
|
786 |
|
787 |
|
788 |
|
789 |
|
790 |
|
791 |
|
792 | exports.defaultTypeResolver = defaultTypeResolver;
|
793 |
|
794 | var defaultFieldResolver = function defaultFieldResolver(source, args, contextValue, info) {
|
795 |
|
796 | if ((0, _isObjectLike.default)(source) || typeof source === 'function') {
|
797 | var property = source[info.fieldName];
|
798 |
|
799 | if (typeof property === 'function') {
|
800 | return source[info.fieldName](args, contextValue, info);
|
801 | }
|
802 |
|
803 | return property;
|
804 | }
|
805 | };
|
806 |
|
807 |
|
808 |
|
809 |
|
810 |
|
811 |
|
812 |
|
813 |
|
814 |
|
815 |
|
816 |
|
817 | exports.defaultFieldResolver = defaultFieldResolver;
|
818 |
|
819 | function getFieldDef(schema, parentType, fieldName) {
|
820 | if (fieldName === _introspection.SchemaMetaFieldDef.name && schema.getQueryType() === parentType) {
|
821 | return _introspection.SchemaMetaFieldDef;
|
822 | } else if (fieldName === _introspection.TypeMetaFieldDef.name && schema.getQueryType() === parentType) {
|
823 | return _introspection.TypeMetaFieldDef;
|
824 | } else if (fieldName === _introspection.TypeNameMetaFieldDef.name) {
|
825 | return _introspection.TypeNameMetaFieldDef;
|
826 | }
|
827 |
|
828 | return parentType.getFields()[fieldName];
|
829 | }
|