@nestia/core
Version:
Super-fast validation decorators of NestJS
72 lines • 4.35 kB
JavaScript
;
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.WebSocketRouteTransformer = void 0;
const path_1 = __importDefault(require("path"));
const typescript_1 = __importDefault(require("typescript"));
var WebSocketRouteTransformer;
(function (WebSocketRouteTransformer) {
WebSocketRouteTransformer.validate = (props) => {
if (!typescript_1.default.isCallExpression(props.decorator.expression))
return props.decorator;
// CHECK SIGNATURE
const signature = props.context.checker.getResolvedSignature(props.decorator.expression);
if (!signature || !signature.declaration)
return props.decorator;
else if (isLocated(signature) === false)
return props.decorator;
const errors = [];
let accepted = false;
const report = (node, message) => {
errors.push(typescript_1.default.createDiagnosticForNode(node, {
category: typescript_1.default.DiagnosticCategory.Error,
key: "nestia.core.WebSocketRoute",
code: "(nestia.core.WebSocketRoute)",
message,
}));
};
props.method.parameters.forEach((param) => {
var _a, _b, _c, _d, _e, _f, _g;
const paramDecos = ((_a = param.modifiers) !== null && _a !== void 0 ? _a : []).filter((m) => typescript_1.default.isDecorator(m));
const category = (() => {
var _a, _b;
if (paramDecos.length !== 1)
return null;
const decorator = paramDecos[0];
const signature = typescript_1.default.isCallExpression(decorator.expression)
? props.context.checker.getResolvedSignature(decorator.expression)
: undefined;
if (signature === undefined || isLocated(signature) === false)
return null;
return ((_b = (_a = decorator.expression.getText().split(".").at(-1)) === null || _a === void 0 ? void 0 : _a.split("(")[0]) !== null && _b !== void 0 ? _b : null);
})();
if (category === null)
report(param, `parameter ${JSON.stringify(param.name.getText())} is not decorated with nested function of WebSocketRoute module.`);
else if (category === "Acceptor") {
accepted = true;
if (((_d = (_c = (_b = param.type) === null || _b === void 0 ? void 0 : _b.getText().split("<")[0]) === null || _c === void 0 ? void 0 : _c.split(".").at(-1)) === null || _d === void 0 ? void 0 : _d.startsWith("WebSocketAcceptor")) !== true)
report(param, `parameter ${JSON.stringify(param.name.getText())} must have WebSocketAcceptor<Header, Provider, Listener> type.`);
}
else if (category === "Driver") {
if (((_g = (_f = (_e = param.type) === null || _e === void 0 ? void 0 : _e.getText().split("<")[0]) === null || _f === void 0 ? void 0 : _f.split(".").at(-1)) === null || _g === void 0 ? void 0 : _g.startsWith("Driver")) !== true)
report(param, `parameter ${JSON.stringify(param.name.getText())} must have Driver<Listener> type.`);
}
});
if (accepted === false)
report(props.method, `method ${JSON.stringify(props.method.name.getText())} must have at least one parameter decorated by @WebSocketRoute.Acceptor().`);
for (const e of errors)
props.context.extras.addDiagnostic(e);
return props.decorator;
};
})(WebSocketRouteTransformer || (exports.WebSocketRouteTransformer = WebSocketRouteTransformer = {}));
const isLocated = (signature) => {
if (!signature.declaration)
return false;
const location = path_1.default.resolve(signature.declaration.getSourceFile().fileName);
return (location.indexOf(LIB_PATH) !== -1 || location.indexOf(MONO_PATH) !== -1);
};
const LIB_PATH = path_1.default.join("@nestia", "core", "lib", "decorators", `WebSocketRoute.d.ts`);
const MONO_PATH = path_1.default.join("packages", "core", "lib", "decorators", `WebSocketRoute.d.ts`);
//# sourceMappingURL=WebSocketRouteTransformer.js.map