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import { browserslist } from "./deps.js";import { agents } from "./deps.js";import * as utils from "./utils.js";
class Browsers {  /**   * Return all prefixes for default browser data   */  static prefixes() {    if (this.prefixesCache) {      return this.prefixesCache;    }
    this.prefixesCache = [];    for (let name in agents) {      this.prefixesCache.push(`-${agents[name].prefix}-`);    }
    this.prefixesCache = utils      .uniq(this.prefixesCache)      .sort((a, b) => b.length - a.length);
    return this.prefixesCache;  }
  /**   * Check is value contain any possible prefix   */  static withPrefix(value) {    if (!this.prefixesRegexp) {      this.prefixesRegexp = new RegExp(this.prefixes().join("|"));    }
    return this.prefixesRegexp.test(value);  }
  constructor(data, requirements, options, browserslistOpts) {    this.data = data;    this.options = options || {};    this.browserslistOpts = browserslistOpts || {};    this.selected = this.parse(requirements);  }
  /**   * Return browsers selected by requirements   */  parse(requirements) {    let opts = {};    for (let i in this.browserslistOpts) {      opts[i] = this.browserslistOpts[i];    }    opts.path = this.options.from;    return browserslist(requirements, opts);  }
  /**   * Return prefix for selected browser   */  prefix(browser) {    let [name, version] = browser.split(" ");    let data = this.data[name];
    let prefix = data.prefix_exceptions && data.prefix_exceptions[version];    if (!prefix) {      prefix = data.prefix;    }    return `-${prefix}-`;  }
  /**   * Is browser is selected by requirements   */  isSelected(browser) {    return this.selected.includes(browser);  }}
export default Browsers;