Do it here:

npm install --save-dev wp-pot

const wpPot = require('wp-pot');

wpPot({
  destFile: 'file.pot',
  domain: 'domain',
  package: 'Example project',
  src: 'src/*.php'
});

wpPot({
  parser: 'js',
  parserOptions: {
    ecmaVersion: 6,
  },
  src: 'test/fixtures/edge-cases.js'
});

All options is optional

• bugReport Description: Header with URL for reporting translation bugs. Type: string Default: undefined
• commentKeyword Description: Keyword to trigger translator comment. Type: string Default: translators:
• copyrightText Description: Copyright text Type: function|string Default: A function that takes options object as a argument and return the default copyright text.
• domain Description: Domain to retrieve the translated text. All textdomains is included if undefined. Type: string Default: undefined
• destFile Description: Filename for template file. Type: string Default: domain.pot or translations.pot if domain is undefined.
• headers Description: Object containing all default headers. Set to false to not generate the default extra headers for Poedit. Type: object|bool Default: Headers used by Poedit.
• gettextFunctions Description: Gettext functions used for finding translations. Type: object Default: WordPress translation functions.
• includePOTCreationDate Description: Auto-populate the POT-Creation-Date header. Type: bool Default: true
• lastTranslator Description: Name and email address of the last translator (ex: John Doe <me@example.com>). Type: string Default: undefined
• metadataFile Description: Path to file containing plugin/theme metadata header relative to relativeTo Type: string Default: undefined
• noFilePaths Description: Do not print out file references in pot file. Type: bool Default: false
• package Description: Package name. Type: string Default: domain or unnamed project if domain is undefined.
• parser Description: PHP or JS parser Type: string Default: php
• parserOptions Description: Options for the JS parser Espree. See here. Type: object Default: { comment: true, loc: true }
• relativeTo Description: Path to folder that file comments should be relative to. Type: string Default: destFile location or current working directory if destFile is undefined.
• src Description: Glob or globs to match files Type: string|array Default: **/*.php
• globOpts Description: node-glob options object to be passed through. Type: Object Default: {}
• team Description: Name and email address of the translation team (ex: Team <team@example.com>). Type: string Default: undefined
• writeFile Description: Write pot-file to disk. The function always returns the contents as well. Type: boolean Default: true
• ignoreTemplateNameHeader Description: Do not extract /* Template Name: String */ headers to POT file. Type: boolean Default: false

• php-parser - NodeJS PHP Parser used in this project
• gulp-wp-pot - Run wp-pot via gulp
• wp-pot-cli - Run wp-pot via cli command

MIT © Rasmus Bengtsson