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.buildClientSchema = buildClientSchema;
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7 |
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8 | var _devAssert = require('../jsutils/devAssert.js');
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9 |
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10 | var _inspect = require('../jsutils/inspect.js');
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11 |
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12 | var _isObjectLike = require('../jsutils/isObjectLike.js');
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13 |
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14 | var _keyValMap = require('../jsutils/keyValMap.js');
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15 |
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16 | var _parser = require('../language/parser.js');
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17 |
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18 | var _definition = require('../type/definition.js');
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19 |
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20 | var _directives = require('../type/directives.js');
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21 |
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22 | var _introspection = require('../type/introspection.js');
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23 |
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24 | var _scalars = require('../type/scalars.js');
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25 |
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26 | var _schema = require('../type/schema.js');
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27 |
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28 | var _valueFromAST = require('./valueFromAST.js');
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29 |
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30 |
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31 |
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32 |
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33 |
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34 |
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35 |
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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 buildClientSchema(introspection, options) {
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43 | ((0, _isObjectLike.isObjectLike)(introspection) &&
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44 | (0, _isObjectLike.isObjectLike)(introspection.__schema)) ||
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45 | (0, _devAssert.devAssert)(
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46 | false,
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47 | `Invalid or incomplete introspection result. Ensure that you are passing "data" property of introspection response and no "errors" was returned alongside: ${(0,
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48 | _inspect.inspect)(introspection)}.`,
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49 | );
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50 |
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51 | const schemaIntrospection = introspection.__schema;
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52 |
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53 | const typeMap = (0, _keyValMap.keyValMap)(
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54 | schemaIntrospection.types,
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55 | (typeIntrospection) => typeIntrospection.name,
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56 | (typeIntrospection) => buildType(typeIntrospection),
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57 | );
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58 |
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59 | for (const stdType of [
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60 | ..._scalars.specifiedScalarTypes,
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61 | ..._introspection.introspectionTypes,
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62 | ]) {
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63 | if (typeMap[stdType.name]) {
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64 | typeMap[stdType.name] = stdType;
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65 | }
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66 | }
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67 |
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68 | const queryType = schemaIntrospection.queryType
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69 | ? getObjectType(schemaIntrospection.queryType)
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70 | : null;
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71 | const mutationType = schemaIntrospection.mutationType
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72 | ? getObjectType(schemaIntrospection.mutationType)
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73 | : null;
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74 | const subscriptionType = schemaIntrospection.subscriptionType
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75 | ? getObjectType(schemaIntrospection.subscriptionType)
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76 | : null;
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77 |
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78 |
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79 | const directives = schemaIntrospection.directives
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80 | ? schemaIntrospection.directives.map(buildDirective)
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81 | : [];
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82 |
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83 | return new _schema.GraphQLSchema({
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84 | description: schemaIntrospection.description,
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85 | query: queryType,
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86 | mutation: mutationType,
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87 | subscription: subscriptionType,
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88 | types: Object.values(typeMap),
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89 | directives,
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90 | assumeValid:
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91 | options === null || options === void 0 ? void 0 : options.assumeValid,
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92 | });
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93 |
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94 |
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95 | function getType(typeRef) {
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96 | if (typeRef.kind === _introspection.TypeKind.LIST) {
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97 | const itemRef = typeRef.ofType;
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98 |
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99 | if (!itemRef) {
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100 | throw new Error('Decorated type deeper than introspection query.');
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101 | }
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102 |
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103 | return new _definition.GraphQLList(getType(itemRef));
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104 | }
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105 |
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106 | if (typeRef.kind === _introspection.TypeKind.NON_NULL) {
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107 | const nullableRef = typeRef.ofType;
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108 |
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109 | if (!nullableRef) {
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110 | throw new Error('Decorated type deeper than introspection query.');
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111 | }
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112 |
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113 | const nullableType = getType(nullableRef);
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114 | return new _definition.GraphQLNonNull(
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115 | (0, _definition.assertNullableType)(nullableType),
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116 | );
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117 | }
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118 |
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119 | return getNamedType(typeRef);
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120 | }
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121 |
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122 | function getNamedType(typeRef) {
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123 | const typeName = typeRef.name;
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124 |
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125 | if (!typeName) {
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126 | throw new Error(
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127 | `Unknown type reference: ${(0, _inspect.inspect)(typeRef)}.`,
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128 | );
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129 | }
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130 |
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131 | const type = typeMap[typeName];
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132 |
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133 | if (!type) {
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134 | throw new Error(
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135 | `Invalid or incomplete schema, unknown type: ${typeName}. Ensure that a full introspection query is used in order to build a client schema.`,
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136 | );
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137 | }
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138 |
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139 | return type;
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140 | }
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141 |
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142 | function getObjectType(typeRef) {
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143 | return (0, _definition.assertObjectType)(getNamedType(typeRef));
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144 | }
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145 |
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146 | function getInterfaceType(typeRef) {
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147 | return (0, _definition.assertInterfaceType)(getNamedType(typeRef));
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148 | }
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149 |
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150 |
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151 | function buildType(type) {
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152 |
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153 | if (type != null && type.name != null && type.kind != null) {
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154 |
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155 |
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156 | switch (type.kind) {
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157 | case _introspection.TypeKind.SCALAR:
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158 | return buildScalarDef(type);
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159 |
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160 | case _introspection.TypeKind.OBJECT:
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161 | return buildObjectDef(type);
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162 |
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163 | case _introspection.TypeKind.INTERFACE:
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164 | return buildInterfaceDef(type);
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165 |
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166 | case _introspection.TypeKind.UNION:
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167 | return buildUnionDef(type);
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168 |
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169 | case _introspection.TypeKind.ENUM:
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170 | return buildEnumDef(type);
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171 |
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172 | case _introspection.TypeKind.INPUT_OBJECT:
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173 | return buildInputObjectDef(type);
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174 | }
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175 | }
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176 |
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177 | const typeStr = (0, _inspect.inspect)(type);
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178 | throw new Error(
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179 | `Invalid or incomplete introspection result. Ensure that a full introspection query is used in order to build a client schema: ${typeStr}.`,
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180 | );
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181 | }
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182 |
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183 | function buildScalarDef(scalarIntrospection) {
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184 | return new _definition.GraphQLScalarType({
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185 | name: scalarIntrospection.name,
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186 | description: scalarIntrospection.description,
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187 | specifiedByURL: scalarIntrospection.specifiedByURL,
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188 | });
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189 | }
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190 |
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191 | function buildImplementationsList(implementingIntrospection) {
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192 |
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193 |
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194 | if (
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195 | implementingIntrospection.interfaces === null &&
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196 | implementingIntrospection.kind === _introspection.TypeKind.INTERFACE
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197 | ) {
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198 | return [];
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199 | }
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200 |
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201 | if (!implementingIntrospection.interfaces) {
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202 | const implementingIntrospectionStr = (0, _inspect.inspect)(
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203 | implementingIntrospection,
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204 | );
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205 | throw new Error(
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206 | `Introspection result missing interfaces: ${implementingIntrospectionStr}.`,
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207 | );
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208 | }
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209 |
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210 | return implementingIntrospection.interfaces.map(getInterfaceType);
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211 | }
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212 |
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213 | function buildObjectDef(objectIntrospection) {
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214 | return new _definition.GraphQLObjectType({
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215 | name: objectIntrospection.name,
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216 | description: objectIntrospection.description,
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217 | interfaces: () => buildImplementationsList(objectIntrospection),
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218 | fields: () => buildFieldDefMap(objectIntrospection),
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219 | });
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220 | }
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221 |
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222 | function buildInterfaceDef(interfaceIntrospection) {
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223 | return new _definition.GraphQLInterfaceType({
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224 | name: interfaceIntrospection.name,
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225 | description: interfaceIntrospection.description,
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226 | interfaces: () => buildImplementationsList(interfaceIntrospection),
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227 | fields: () => buildFieldDefMap(interfaceIntrospection),
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228 | });
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229 | }
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230 |
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231 | function buildUnionDef(unionIntrospection) {
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232 | if (!unionIntrospection.possibleTypes) {
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233 | const unionIntrospectionStr = (0, _inspect.inspect)(unionIntrospection);
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234 | throw new Error(
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235 | `Introspection result missing possibleTypes: ${unionIntrospectionStr}.`,
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236 | );
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237 | }
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238 |
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239 | return new _definition.GraphQLUnionType({
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240 | name: unionIntrospection.name,
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241 | description: unionIntrospection.description,
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242 | types: () => unionIntrospection.possibleTypes.map(getObjectType),
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243 | });
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244 | }
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245 |
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246 | function buildEnumDef(enumIntrospection) {
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247 | if (!enumIntrospection.enumValues) {
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248 | const enumIntrospectionStr = (0, _inspect.inspect)(enumIntrospection);
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249 | throw new Error(
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250 | `Introspection result missing enumValues: ${enumIntrospectionStr}.`,
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251 | );
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252 | }
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253 |
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254 | return new _definition.GraphQLEnumType({
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255 | name: enumIntrospection.name,
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256 | description: enumIntrospection.description,
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257 | values: (0, _keyValMap.keyValMap)(
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258 | enumIntrospection.enumValues,
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259 | (valueIntrospection) => valueIntrospection.name,
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260 | (valueIntrospection) => ({
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261 | description: valueIntrospection.description,
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262 | deprecationReason: valueIntrospection.deprecationReason,
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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 |
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268 | function buildInputObjectDef(inputObjectIntrospection) {
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269 | if (!inputObjectIntrospection.inputFields) {
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270 | const inputObjectIntrospectionStr = (0, _inspect.inspect)(
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271 | inputObjectIntrospection,
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272 | );
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273 | throw new Error(
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274 | `Introspection result missing inputFields: ${inputObjectIntrospectionStr}.`,
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275 | );
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276 | }
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277 |
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278 | return new _definition.GraphQLInputObjectType({
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279 | name: inputObjectIntrospection.name,
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280 | description: inputObjectIntrospection.description,
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281 | fields: () => buildInputValueDefMap(inputObjectIntrospection.inputFields),
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282 | });
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283 | }
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284 |
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285 | function buildFieldDefMap(typeIntrospection) {
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286 | if (!typeIntrospection.fields) {
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287 | throw new Error(
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288 | `Introspection result missing fields: ${(0, _inspect.inspect)(
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289 | typeIntrospection,
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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, _keyValMap.keyValMap)(
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295 | typeIntrospection.fields,
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296 | (fieldIntrospection) => fieldIntrospection.name,
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297 | buildField,
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298 | );
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299 | }
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300 |
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301 | function buildField(fieldIntrospection) {
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302 | const type = getType(fieldIntrospection.type);
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303 |
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304 | if (!(0, _definition.isOutputType)(type)) {
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305 | const typeStr = (0, _inspect.inspect)(type);
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306 | throw new Error(
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307 | `Introspection must provide output type for fields, but received: ${typeStr}.`,
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308 | );
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309 | }
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310 |
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311 | if (!fieldIntrospection.args) {
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312 | const fieldIntrospectionStr = (0, _inspect.inspect)(fieldIntrospection);
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313 | throw new Error(
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314 | `Introspection result missing field args: ${fieldIntrospectionStr}.`,
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315 | );
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316 | }
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317 |
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318 | return {
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319 | description: fieldIntrospection.description,
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320 | deprecationReason: fieldIntrospection.deprecationReason,
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321 | type,
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322 | args: buildInputValueDefMap(fieldIntrospection.args),
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323 | };
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324 | }
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325 |
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326 | function buildInputValueDefMap(inputValueIntrospections) {
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327 | return (0, _keyValMap.keyValMap)(
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328 | inputValueIntrospections,
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329 | (inputValue) => inputValue.name,
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330 | buildInputValue,
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331 | );
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332 | }
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333 |
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334 | function buildInputValue(inputValueIntrospection) {
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335 | const type = getType(inputValueIntrospection.type);
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336 |
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337 | if (!(0, _definition.isInputType)(type)) {
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338 | const typeStr = (0, _inspect.inspect)(type);
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339 | throw new Error(
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340 | `Introspection must provide input type for arguments, but received: ${typeStr}.`,
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341 | );
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342 | }
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343 |
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344 | const defaultValue =
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345 | inputValueIntrospection.defaultValue != null
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346 | ? (0, _valueFromAST.valueFromAST)(
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347 | (0, _parser.parseValue)(inputValueIntrospection.defaultValue),
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348 | type,
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349 | )
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350 | : undefined;
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351 | return {
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352 | description: inputValueIntrospection.description,
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353 | type,
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354 | defaultValue,
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355 | deprecationReason: inputValueIntrospection.deprecationReason,
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356 | };
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357 | }
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358 |
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359 | function buildDirective(directiveIntrospection) {
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360 | if (!directiveIntrospection.args) {
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361 | const directiveIntrospectionStr = (0, _inspect.inspect)(
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362 | directiveIntrospection,
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363 | );
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364 | throw new Error(
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365 | `Introspection result missing directive args: ${directiveIntrospectionStr}.`,
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366 | );
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367 | }
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368 |
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369 | if (!directiveIntrospection.locations) {
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370 | const directiveIntrospectionStr = (0, _inspect.inspect)(
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371 | directiveIntrospection,
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372 | );
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373 | throw new Error(
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374 | `Introspection result missing directive locations: ${directiveIntrospectionStr}.`,
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375 | );
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376 | }
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377 |
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378 | return new _directives.GraphQLDirective({
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379 | name: directiveIntrospection.name,
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380 | description: directiveIntrospection.description,
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381 | isRepeatable: directiveIntrospection.isRepeatable,
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382 | locations: directiveIntrospection.locations.slice(),
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383 | args: buildInputValueDefMap(directiveIntrospection.args),
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384 | });
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385 | }
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386 | }
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