@apollo/federation-internals
Version:
Apollo Federation internal utilities
41 lines • 2.1 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.KnownTypeNamesInFederationRule = void 0;
const graphql_1 = require("graphql");
const suggestions_1 = require("../suggestions");
function KnownTypeNamesInFederationRule(context) {
const schema = context.getSchema();
const existingTypesMap = schema ? schema.getTypeMap() : Object.create(null);
const definedTypes = Object.create(null);
for (const def of context.getDocument().definitions) {
if ((0, graphql_1.isTypeDefinitionNode)(def) || (0, graphql_1.isTypeExtensionNode)(def)) {
definedTypes[def.name.value] = true;
}
}
const typeNames = Object.keys(existingTypesMap).concat(Object.keys(definedTypes));
return {
NamedType(node, _1, parent, _2, ancestors) {
var _a;
const typeName = node.name.value;
if (!existingTypesMap[typeName] && !definedTypes[typeName]) {
const definitionNode = (_a = ancestors[2]) !== null && _a !== void 0 ? _a : parent;
const isSDL = definitionNode != null && isSDLNode(definitionNode);
if (isSDL && isStandardTypeName(typeName)) {
return;
}
const suggestedTypes = (0, suggestions_1.suggestionList)(typeName, isSDL ? standardTypeNames.concat(typeNames) : typeNames);
context.reportError(new graphql_1.GraphQLError(`Unknown type "${typeName}".` + (0, suggestions_1.didYouMean)(suggestedTypes), { nodes: node }));
}
},
};
}
exports.KnownTypeNamesInFederationRule = KnownTypeNamesInFederationRule;
const standardTypeNames = [...graphql_1.specifiedScalarTypes, ...graphql_1.introspectionTypes].map((type) => type.name);
function isStandardTypeName(typeName) {
return standardTypeNames.indexOf(typeName) !== -1;
}
function isSDLNode(value) {
return (!Array.isArray(value) &&
((0, graphql_1.isTypeSystemDefinitionNode)(value) || (0, graphql_1.isTypeSystemExtensionNode)(value)));
}
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