@apollo/federation
Version:
Apollo Federation Utilities
67 lines • 3.03 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.MatchingEnums = void 0;
const graphql_1 = require("graphql");
const utils_1 = require("../../utils");
const isString = (val) => typeof val === 'string';
function isEnumDefinition(node) {
return node.kind === graphql_1.Kind.ENUM_TYPE_DEFINITION;
}
function MatchingEnums(context) {
const { definitions } = context.getDocument();
let definitionsByName = definitions.reduce((typeToDefinitionsMap, node) => {
const name = node.name.value;
if (typeToDefinitionsMap[name]) {
typeToDefinitionsMap[name].push(node);
}
else {
typeToDefinitionsMap[name] = [node];
}
return typeToDefinitionsMap;
}, {});
for (const [name, definitions] of Object.entries(definitionsByName)) {
if (definitions.every(isEnumDefinition)) {
let simpleEnumDefs = [];
for (const { values, serviceName, } of definitions) {
if (serviceName && values)
simpleEnumDefs.push({
serviceName,
values: values.map((enumValue) => enumValue.name.value),
});
}
for (const definition of simpleEnumDefs) {
definition.values = definition.values.sort();
}
let matchingEnumGroups = {};
for (const definition of simpleEnumDefs) {
const key = definition.values.join();
if (matchingEnumGroups[key]) {
matchingEnumGroups[key].push(definition.serviceName);
}
else {
matchingEnumGroups[key] = [definition.serviceName];
}
}
if (Object.keys(matchingEnumGroups).length > 1) {
context.reportError((0, utils_1.errorWithCode)('ENUM_MISMATCH', `The \`${name}\` enum does not have identical values in all services. Groups of services with identical values are: ${Object.values(matchingEnumGroups)
.map(serviceNames => `[${serviceNames.join(', ')}]`)
.join(', ')}`, definitions));
}
}
else if (definitions.some(isEnumDefinition)) {
const servicesWithEnum = definitions
.filter(isEnumDefinition)
.map(definition => definition.serviceName)
.filter(isString);
const servicesWithoutEnum = definitions
.filter(d => !isEnumDefinition(d))
.map(d => d.serviceName)
.filter(isString);
context.reportError((0, utils_1.errorWithCode)('ENUM_MISMATCH_TYPE', (0, utils_1.logServiceAndType)(servicesWithEnum[0], name) +
`${name} is an enum in [${servicesWithEnum.join(', ')}], but not in [${servicesWithoutEnum.join(', ')}]`, definitions));
}
}
return {};
}
exports.MatchingEnums = MatchingEnums;
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