@apollo/federation
Version:
Apollo Federation Utilities
38 lines • 2.42 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.keyFieldsMissingOnBase = void 0;
const graphql_1 = require("graphql");
const utils_1 = require("../../utils");
const keyFieldsMissingOnBase = ({ schema, serviceList, }) => {
const errors = [];
const types = schema.getTypeMap();
for (const [typeName, namedType] of Object.entries(types)) {
if (!(0, graphql_1.isObjectType)(namedType))
continue;
const typeFederationMetadata = (0, utils_1.getFederationMetadata)(namedType);
if (typeFederationMetadata === null || typeFederationMetadata === void 0 ? void 0 : typeFederationMetadata.keys) {
const allFieldsInType = namedType.getFields();
for (const [serviceName, selectionSets = []] of Object.entries(typeFederationMetadata.keys)) {
for (const selectionSet of selectionSets) {
for (const field of selectionSet) {
const name = field.name.value;
const matchingField = allFieldsInType[name];
if (matchingField) {
const typeNode = (0, utils_1.findTypeNodeInServiceList)(typeName, serviceName, serviceList);
const selectionSetNode = !(0, utils_1.isDirectiveDefinitionNode)(typeNode) ?
(0, utils_1.findSelectionSetOnNode)(typeNode, 'key', (0, utils_1.printFieldSet)(selectionSet)) : undefined;
const fieldFederationMetadata = (0, utils_1.getFederationMetadata)(matchingField);
if ((fieldFederationMetadata === null || fieldFederationMetadata === void 0 ? void 0 : fieldFederationMetadata.serviceName) && fieldFederationMetadata.serviceName !== serviceName) {
errors.push((0, utils_1.errorWithCode)('KEY_FIELDS_MISSING_ON_BASE', (0, utils_1.logServiceAndType)(serviceName, typeName) +
`A @key selects ${name}, but ${typeName}.${name} was either created or overwritten by ${fieldFederationMetadata.serviceName}, not ${serviceName}`, selectionSetNode));
}
}
}
}
}
}
}
return errors;
};
exports.keyFieldsMissingOnBase = keyFieldsMissingOnBase;
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