message: feat(dev-infra): migrate ng-dev utils to use new logging system
  Migrate the ng-dev utils to use new logging system rather
  than directly calling console.* to create a better experience
  for users.
  PR Close
diff: @@ -10,6 +10,7 @@ import {existsSync} from 'fs';
  import {dirname, join} from 'path';
  import {exec} from 'shelljs';
  +import {error} from './console';
  import {isTsNodeAvailable} from './ts-node';
  /**
  @@ -93,10 +94,10 @@ function readConfigFile(configPath: string): object {
  }
  try {
  - return require(configPath)
  + return require(configPath);
  } catch (e) {
  - console.error('Could not read configuration file.');
  - console.error(e);
  + error('Could not read configuration file.');
  + error(e);
  process.exit(1);
  }
  }
  @@ -109,9 +110,9 @@ export function assertNoErrors(errors: string[]) {
  if (errors.length == 0) {
  return;
  }
  - console.error(`Errors discovered while loading configuration file:`);
  - for (const error of errors) {
  - console.error(` - ${error}`);
  + error(`Errors discovered while loading configuration file:`);
  + for (const err of errors) {
  + error(` - ${err}`);
  }
  process.exit(1);
  }
  