johnycash
Version:
Easy distributed caching for Node.js
51 lines • 2.6 kB
JavaScript
;
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
var CacheInfoValidationService_1;
Object.defineProperty(exports, "__esModule", { value: true });
exports.CacheInfoValidationService = void 0;
const common_1 = require("@nestjs/common");
let CacheInfoValidationService = CacheInfoValidationService_1 = class CacheInfoValidationService {
constructor(...cacheClasses) {
this.validateUniqueKeys(cacheClasses);
}
validateUniqueKeys(cacheClasses) {
const keySet = new Set();
for (const cacheClass of cacheClasses) {
const staticMethodNames = Object.getOwnPropertyNames(cacheClass).filter((key) => typeof cacheClass[key] === 'function');
for (const methodName of staticMethodNames) {
const func = cacheClass[methodName];
const argCount = func.length;
const dummyArgs = Array(argCount).fill('dummy');
let cacheSetting;
try {
cacheSetting = func(...dummyArgs);
}
catch (e) {
continue;
}
if (cacheSetting && cacheSetting.prefix) {
if (keySet.has(cacheSetting.prefix)) {
throw new Error(`Duplicate prefix found: ${cacheSetting.prefix}`);
}
keySet.add(cacheSetting.prefix);
}
}
}
CacheInfoValidationService_1.keySet = keySet;
}
};
exports.CacheInfoValidationService = CacheInfoValidationService;
CacheInfoValidationService.keySet = new Set();
exports.CacheInfoValidationService = CacheInfoValidationService = CacheInfoValidationService_1 = __decorate([
(0, common_1.Injectable)(),
__metadata("design:paramtypes", [Object])
], CacheInfoValidationService);
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