Method has

external/.scrollLibs.js:16795–16802

(cuePath)

    return this._hasCue(cue)
  }
  has(cuePath) {
    const edgeSymbol = this.edgeSymbol
    if (!cuePath.includes(edgeSymbol)) return this.hasCue(cuePath)
    const parts = cuePath.split(edgeSymbol)
    const next = this.getParticle(parts.shift())
    if (!next) return false
    return next.has(parts.join(edgeSymbol))
  }
  hasParticle(particle) {
    const needle = particle.toString()
    return this.getSubparticles().some(particle => particle.toString() === needle)