color-math/src/nodes/PercentExpr.js

expressions to manipulate colors

import Expr from './Expr'

export default class PercentExpr extends Expr {
  constructor(value, $loc) {
    super('percent', $loc)

    this.value = value
  }

  _evaluateInternal(e) {
    return e.evalPercent(this)
  }
}