import { Controller, Get, Request } from '@nestjs/common';
import { RangeService } from './range.service';

@Controller('range')
export class RangeController {
    constructor(private rangeService: RangeService) {}

    @Get(':num')
    getRanges(@Request() request): any {
        return this.rangeService.getRangeService(+request.params.num);
    }
}

import { Injectable } from '@nestjs/common';

@Injectable()
export class RangeService {
    getRangeService(num: number): Object {
        if(isNaN(num)) {
            return {
                msg: '参数错误',
            };
        }
        let arr = []
        for(let i = 0; i < num; i++) {
            arr.push(i+1)
        }
        return {
            code: 0,
            data: arr,
            msg: '请求范围列表成功',
        };
    }
}