1 | import { IDepTreeNode, getAtom, getObservers, hasObservers } from "../internal"
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2 |
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3 | export interface IDependencyTree {
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4 | name: string
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5 | dependencies?: IDependencyTree[]
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6 | }
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7 |
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8 | export interface IObserverTree {
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9 | name: string
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10 | observers?: IObserverTree[]
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11 | }
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12 |
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13 | export function getDependencyTree(thing: any, property?: string): IDependencyTree {
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14 | return nodeToDependencyTree(getAtom(thing, property))
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15 | }
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16 |
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17 | function nodeToDependencyTree(node: IDepTreeNode): IDependencyTree {
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18 | const result: IDependencyTree = {
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19 | name: node.name_
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20 | }
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21 | if (node.observing_ && node.observing_.length > 0)
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22 | result.dependencies = unique(node.observing_).map(nodeToDependencyTree)
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23 | return result
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24 | }
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25 |
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26 | export function getObserverTree(thing: any, property?: string): IObserverTree {
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27 | return nodeToObserverTree(getAtom(thing, property))
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28 | }
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29 |
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30 | function nodeToObserverTree(node: IDepTreeNode): IObserverTree {
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31 | const result: IObserverTree = {
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32 | name: node.name_
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33 | }
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34 | if (hasObservers(node as any))
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35 | result.observers = Array.from(<any>getObservers(node as any)).map(<any>nodeToObserverTree)
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36 | return result
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37 | }
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38 |
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39 | function unique<T>(list: T[]): T[] {
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40 | return Array.from(new Set(list))
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41 | }
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