@shaun/alpinejs-router/src/pattern.js

Easy to use and flexible router for Alpine.js

export class URLPattern {
  static build (path) {
    if (path.indexOf(':') === -1) {
      return path
    }
    const pattern = path.split('/').map(e => {
      if (!e.startsWith(':')) {
        return e
      }
      let field = e.substr(1)
      let fieldPattern = '[^/]+'
      const ef = field.match(/\((.+?)\)/)
      if (ef) {
        field = field.substr(0, field.indexOf('('))
        fieldPattern = ef[1]
      }
      return `(?<${field}>${fieldPattern})`
    }).join('/')
    return new RegExp(`^${pattern}$`)
  }

  static match (path, pattern) {
    if (pattern instanceof RegExp) {
      const found = path.match(pattern)
      if (!found) return false
      return { ...found.groups }
    }
    return path === pattern
  }

  static is (path, pattern) {
    if (pattern instanceof RegExp) {
      return pattern.test(path)
    }
    return path === pattern
  }
}