@webxsid/nest-exception
Version:
A centralized exception handling module for NestJS applications. It provides structured error management, logging, and automatic exception handling.
53 lines • 2.16 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;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.ExceptionHandlerService = void 0;
const common_1 = require("@nestjs/common");
let ExceptionHandlerService = class ExceptionHandlerService {
constructor() {
this.handlers = [];
}
register(exceptionType, handler, priority = 100) {
this.handlers.push({
type: exceptionType,
priority,
handler: handler,
});
}
registerWhen(canActivate, handler, priority = 10) {
this.handlers.push({
canActivate,
priority,
handler: handler,
});
}
getHandler(exception) {
if (exception instanceof Error) {
let current = exception.constructor;
while (current && current !== Error) {
const entry = this.handlers
.filter((h) => h.type && current === h.type)
.sort((a, b) => (b.priority || 0) - (a.priority || 0))[0];
if (entry)
return entry.handler;
current = Object.getPrototypeOf(current);
}
}
for (const entry of this.handlers) {
if (entry.canActivate?.(exception)) {
return entry.handler;
}
}
return undefined;
}
};
exports.ExceptionHandlerService = ExceptionHandlerService;
exports.ExceptionHandlerService = ExceptionHandlerService = __decorate([
(0, common_1.Injectable)()
], ExceptionHandlerService);
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