ludovicwyffels

import winston from 'winston';

const logger = winston.createLogger({
  level: 'info',
  format: winston.format.json(),
  transports: [
    new winston.transports.File({ filename: 'stdout.log' })
  ]
});

ludovicwyffels

// log setup
import winston from 'winston';

const transports = {
  console: new winston.transports.Console({ level: 'warn' }),
};

const logger = winston.createLogger({
  transports: [transports.console, transports.file]
});

ludovicwyffels

import logger from '../logSetup';

processLoan(id: number, userId: number) {
  try {
    getLoanDeatilsById()
  } catch(error) {
    log.error(`Failed to do getLoanDetails with id ${id} hence throwing error`, error);
    // good example: provide what failed, and how you are handling. 
    // e.g here on fail I am throwing
    throw error;

ludovicwyffels

import logger from '../logSetup';

processLoan(id: number, userId: number) {
  try {
    getLoanDeatilsById()
  } catch(error) {
    log.error(`Failed to do getLoanDetails with id ${id}, ignoring it and trying to getLoanDetailsByUserId`, error);
    // good example: provide what failed, and how you are handling. 
    // e.g here on fail I am trying to call other function
    getLoanDetailsByUserId();

ludovicwyffels

import logger from '../logSetup';

createUser() {
  logger.debug(">>>> Entering createUser");

  // ... process

  logger.debug("Saving user loan {}", userInfoRepository.save(userInfo)) // don't do this

  return true;

ludovicwyffels

import logger from '../logSetup';

processLoan(...) {
  logger.debug(">>>> Entering processLoan()");
  
  // ... process

  logger.debug(`Processing user loan with id ${userService.getUser().getId()}`);
  // this might throw error, when getUser returns undefined
  

ludovicwyffels

import logger from '../logSetup';

getInstallment(month: number, count: number ): number {
  logger.debug(`>>>> Entering getInstallment(month = ${month}, count= ${count}`);

  // process

  const installment: number = 3;
  log.debug('<<<< Exiting getIntallment()');
  return installment;

ludovicwyffels

const GeoJSON = require('./geojson');

const data = [
  { name: 'Location A', category: 'Store', street: 'Market', lat: 39.984, lng: -75.343 },
  { name: 'Location B', category: 'House', street: 'Broad', lat: 39.284, lng: -75.833 },
  { name: 'Location C', category: 'Office', street: 'South', lat: 39.123, lng: -74.534 }
];

console.log(GeoJSON.parse(data, {Point: ['lat', 'lng']}));

ludovicwyffels

# !/bin/sh 
docker tag helloworld:latest yourorg/helloworld:$SHA1 
docker tag helloworld:latest yourorg/helloworld:$BRANCH_NAME 
docker tag helloworld:latest yourorg/build_$BUILD_NUM

ludovicwyffels

FROM node:8 

RUN groupadd -r nodejs && useradd -m -r -g -s /bin/bash nodejs nodejs 

USER nodejs

WORKDIR /home/nodejs/app 

COPY package.json . 
RUN npm install --production