@nestjs/core/helpers/execution-context-host.js

Nest - modern, fast, powerful node.js web framework (@core)

export class ExecutionContextHost {
    args;
    constructorRef;
    handler;
    contextType = 'http';
    constructor(args, constructorRef = null, handler = null) {
        this.args = args;
        this.constructorRef = constructorRef;
        this.handler = handler;
    }
    setType(type) {
        type && (this.contextType = type);
    }
    getType() {
        return this.contextType;
    }
    getClass() {
        return this.constructorRef;
    }
    getHandler() {
        return this.handler;
    }
    getArgs() {
        return this.args;
    }
    getArgByIndex(index) {
        return this.args[index];
    }
    switchToRpc() {
        return Object.assign(this, {
            getData: () => this.getArgByIndex(0),
            getContext: () => this.getArgByIndex(1),
        });
    }
    switchToHttp() {
        return Object.assign(this, {
            getRequest: () => this.getArgByIndex(0),
            getResponse: () => this.getArgByIndex(1),
            getNext: () => this.getArgByIndex(2),
        });
    }
    switchToWs() {
        return Object.assign(this, {
            getClient: () => this.getArgByIndex(0),
            getData: () => this.getArgByIndex(1),
            getPattern: () => this.getArgByIndex(this.getArgs().length - 1),
        });
    }
}