color-math/src/nodes/Loc.js

expressions to manipulate colors

import LocPos from './LocPos'

export default class Loc {
  constructor(loc) {
    this.start = new LocPos(loc.first_line, loc.first_column, loc.range[0])
    this.end = new LocPos(loc.last_line, loc.last_column, loc.range[1])
  }

  toString() {
    return `${this.start}..${this.end}`
  }
}