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import { delimiter } from '../modules/core/regex.js'
import { extend } from '../utils/adopter.js'
import { subClassArray } from './ArrayPolyfill.js'
const SVGArray = subClassArray('SVGArray', Array, function (arr) {
this.init(arr)
})
export default SVGArray
extend(SVGArray, {
init (arr) {
// This catches the case, that native map tries to create an array with new Array(1)
if (typeof arr === 'number') return this
this.length = 0
this.push(...this.parse(arr))
return this
},
toArray () {
return Array.prototype.concat.apply([], this)
},
toString () {
return this.join(' ')
},
// Flattens the array if needed
valueOf () {
const ret = []
ret.push(...this)
return ret
},
// Parse whitespace separated string
parse (array = []) {
// If already is an array, no need to parse it
if (array instanceof Array) return array
return array.trim().split(delimiter).map(parseFloat)
},
clone () {
return new this.constructor(this)
},
toSet () {
return new Set(this)
}
})
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