import morph from 'morphmorph' const KEY = 'CARBON_STATE' const assign = morph.assign(KEY) const parse = v => { try { return JSON.parse(v) } catch (e) {} } const escapeHtml = s => { if (typeof s === 'string') { return s .replace(//g, '>') .replace(/\//g, '/') } } export const parseRGBA = obj => `rgba(${obj.r},${obj.g},${obj.b},${obj.a})` export const getState = morph.compose(parse, escapeHtml, morph.get(KEY)) export const saveState = (window, v) => assign(window, JSON.stringify(v)) export const capitalizeFirstLetter = s => s.charAt(0).toUpperCase() + s.slice(1) export const range = n => [...Array(n).keys()] export const fileToDataURL = blob => { return new Promise(res => { const reader = new FileReader() reader.onload = e => res(e.target.result) reader.readAsDataURL(blob) }) }