@callstack/reassure-logger/lib/module/logger.js

Logger for Reassure project

import readline from 'readline';
import chalk from 'chalk';
import { colors } from './colors';
const defaultConfig = {
  verbose: false,
  silent: false
};
let config = {
  ...defaultConfig
};
const colorError = chalk.hex(colors.error);
const colorWarn = chalk.hex(colors.warn);
const colorVerbose = chalk.hex(colors.verbose);
export function configure(options) {
  config = {
    ...config,
    ...options
  };
}

// Jest is wrapping console.* calls, so we need to get the raw console object
const rawConsole = require('console');
export function error(message, ...args) {
  rawConsole.error(colorError(message, ...args));
}
export function warn(message, ...args) {
  if (config.silent) return;
  rawConsole.warn(colorWarn(message, ...args));
}
export function log(message, ...args) {
  if (config.silent) return;
  rawConsole.log(message, ...args);
}
export function verbose(message, ...args) {
  if (!config.verbose || config.silent) return;
  rawConsole.log(colorVerbose(message, ...args));
}
export function newLine() {
  if (config.silent) return;
  rawConsole.log();
}
export function color(color, ...args) {
  if (config.silent) return;
  return rawConsole.log(chalk.hex(colors[color])(...args));
}

/** Log message that indicates progress of operation, does not output the trailing newline. */
export function progress(message) {
  process.stdout.write(message);
}

/**
 * Clears current lint. To be used in conjunction with `progress`.
 */
export function clearLine() {
  readline.clearLine(process.stdout, 0);
  readline.cursorTo(process.stdout, 0);
}
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