@kamilkisiela/graphql-tools
Version:
Useful tools to create and manipulate GraphQL schemas.
41 lines • 2.42 kB
JavaScript
Object.defineProperty(exports, "__esModule", { value: true });
var graphql_1 = require("graphql");
var _1 = require(".");
function assertResolveFunctionsPresent(schema, resolverValidationOptions) {
if (resolverValidationOptions === void 0) { resolverValidationOptions = {}; }
var _a = resolverValidationOptions.requireResolversForArgs, requireResolversForArgs = _a === void 0 ? false : _a, _b = resolverValidationOptions.requireResolversForNonScalar, requireResolversForNonScalar = _b === void 0 ? false : _b, _c = resolverValidationOptions.requireResolversForAllFields, requireResolversForAllFields = _c === void 0 ? false : _c;
if (requireResolversForAllFields &&
(requireResolversForArgs || requireResolversForNonScalar)) {
throw new TypeError('requireResolversForAllFields takes precedence over the more specific assertions. ' +
'Please configure either requireResolversForAllFields or requireResolversForArgs / ' +
'requireResolversForNonScalar, but not a combination of them.');
}
_1.forEachField(schema, function (field, typeName, fieldName) {
// requires a resolve function for *every* field.
if (requireResolversForAllFields) {
expectResolveFunction(field, typeName, fieldName);
}
// requires a resolve function on every field that has arguments
if (requireResolversForArgs && field.args.length > 0) {
expectResolveFunction(field, typeName, fieldName);
}
// requires a resolve function on every field that returns a non-scalar type
if (requireResolversForNonScalar &&
!(graphql_1.getNamedType(field.type) instanceof graphql_1.GraphQLScalarType)) {
expectResolveFunction(field, typeName, fieldName);
}
});
}
function expectResolveFunction(field, typeName, fieldName) {
if (!field.resolve) {
console.warn(
// tslint:disable-next-line: max-line-length
"Resolve function missing for \"" + typeName + "." + fieldName + "\". To disable this warning check https://github.com/apollostack/graphql-tools/issues/131");
return;
}
if (typeof field.resolve !== 'function') {
throw new _1.SchemaError("Resolver \"" + typeName + "." + fieldName + "\" must be a function");
}
}
exports.default = assertResolveFunctionsPresent;
//# sourceMappingURL=assertResolveFunctionsPresent.js.map