@zerosuxx/opentelemetry-nestjs
Version:
OpenTelemetry module for Nestjs with auto instrumentation and resource detection. Initially forked from https://github.com/overbit/opentelemetry-nestjs.git
77 lines • 3.78 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);
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.PipeInjector = void 0;
const common_1 = require("@nestjs/common");
const core_1 = require("@nestjs/core");
const BaseTraceInjector_1 = require("./BaseTraceInjector");
const constants_1 = require("@nestjs/common/constants");
let PipeInjector = class PipeInjector extends BaseTraceInjector_1.BaseTraceInjector {
modulesContainer;
loggerService = new common_1.Logger();
constructor(modulesContainer) {
super(modulesContainer);
this.modulesContainer = modulesContainer;
}
inject() {
const controllers = this.getControllers();
for (const controller of controllers) {
const keys = this.metadataScanner.getAllMethodNames(controller.metatype.prototype);
for (const key of keys) {
if (this.isPath(controller.metatype.prototype[key])) {
const pipes = this.getPipes(controller.metatype.prototype[key]).map((pipe) => this.wrapPipe(pipe, controller, controller.metatype.prototype[key]));
if (pipes.length > 0) {
Reflect.defineMetadata(constants_1.PIPES_METADATA, pipes, controller.metatype.prototype[key]);
}
}
}
}
this.injectGlobals();
}
injectGlobals() {
const providers = this.getProviders();
for (const provider of providers) {
if (typeof provider.token === 'string' &&
provider.token.includes(core_1.APP_PIPE) &&
!this.isAffected(provider.metatype.prototype.transform)) {
const traceName = `Pipe->Global->${provider.metatype.name}`;
provider.metatype.prototype.transform = this.wrap(provider.metatype.prototype.transform, traceName, {
pipe: provider.metatype.name,
scope: 'GLOBAL',
});
this.loggerService.log(`Mapped ${traceName}`, this.constructor.name);
}
}
}
wrapPipe(pipe, controller, prototype) {
const pipeProto = pipe['prototype'] ?? pipe;
if (this.isAffected(pipeProto.transform))
return pipe;
const traceName = `Pipe->${controller.name}.${prototype.name}.${pipeProto.constructor.name}`;
pipeProto.transform = this.wrap(pipeProto.transform, traceName, {
controller: controller.name,
method: prototype.name,
pipe: pipeProto.constructor.name,
scope: 'METHOD',
});
this.loggerService.log(`Mapped ${traceName}`, this.constructor.name);
return pipeProto;
}
getPipes(prototype) {
return Reflect.getMetadata(constants_1.PIPES_METADATA, prototype) || [];
}
};
exports.PipeInjector = PipeInjector;
exports.PipeInjector = PipeInjector = __decorate([
(0, common_1.Injectable)(),
__metadata("design:paramtypes", [core_1.ModulesContainer])
], PipeInjector);
//# sourceMappingURL=PipeInjector.js.map