only-changed-jest-watch-plugin/example/node_modules/string-length/index.js

Jest watch plugin for running either only the modified test (for TDD), or tests of dependant modules

'use strict';
const stripAnsi = require('strip-ansi');
const astralRegex = require('astral-regex');

module.exports = input => stripAnsi(input).replace(astralRegex(), ' ').length;