@uirouter/core/lib/path/pathNode.js.map

{
  "version": 3,
  "file": "pathNode.js",
  "sourceRoot": "",
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    "@uirouter/core/path/pathNode.ts"
  ],
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  "sourcesContent": [
    "import { extend, applyPairs, find, allTrueR, pairs, arrayTuples } from '../common/common';\nimport { propEq } from '../common/hof';\nimport { StateObject } from '../state/stateObject';\nimport { RawParams } from '../params/interface';\nimport { Param } from '../params/param';\nimport { Resolvable } from '../resolve/resolvable';\nimport { ViewConfig } from '../view/interface';\n\n/**\n * A node in a [[TreeChanges]] path\n *\n * For a [[TreeChanges]] path, this class holds the stateful information for a single node in the path.\n * Each PathNode corresponds to a state being entered, exited, or retained.\n * The stateful information includes parameter values and resolve data.\n */\nexport class PathNode {\n  /** The state being entered, exited, or retained */\n  public state: StateObject;\n  /** The parameters declared on the state */\n  public paramSchema: Param[];\n  /** The parameter values that belong to the state */\n  public paramValues: { [key: string]: any };\n  /** The individual (stateful) resolvable objects that belong to the state */\n  public resolvables: Resolvable[];\n  /** The state's declared view configuration objects */\n  public views: ViewConfig[];\n\n  /**\n   * Returns a clone of the PathNode\n   * @deprecated use instance method `node.clone()`\n   */\n  static clone = (node: PathNode) => node.clone();\n\n  /** Creates a copy of a PathNode */\n  constructor(node: PathNode);\n  /** Creates a new (empty) PathNode for a State */\n  constructor(state: StateObject);\n  constructor(stateOrNode: any) {\n    if (stateOrNode instanceof PathNode) {\n      const node: PathNode = stateOrNode;\n      this.state = node.state;\n      this.paramSchema = node.paramSchema.slice();\n      this.paramValues = extend({}, node.paramValues);\n      this.resolvables = node.resolvables.slice();\n      this.views = node.views && node.views.slice();\n    } else {\n      const state: StateObject = stateOrNode;\n      this.state = state;\n      this.paramSchema = state.parameters({ inherit: false });\n      this.paramValues = {};\n      this.resolvables = state.resolvables.map((res) => res.clone());\n    }\n  }\n\n  clone() {\n    return new PathNode(this);\n  }\n\n  /** Sets [[paramValues]] for the node, from the values of an object hash */\n  applyRawParams(params: RawParams): PathNode {\n    const getParamVal = (paramDef: Param) => [paramDef.id, paramDef.value(params[paramDef.id])];\n    this.paramValues = this.paramSchema.reduce((memo, pDef) => applyPairs(memo, getParamVal(pDef)), {});\n    return this;\n  }\n\n  /** Gets a specific [[Param]] metadata that belongs to the node */\n  parameter(name: string): Param {\n    return find(this.paramSchema, propEq('id', name));\n  }\n\n  /**\n   * @returns true if the state and parameter values for another PathNode are\n   * equal to the state and param values for this PathNode\n   */\n  equals(node: PathNode, paramsFn?: GetParamsFn): boolean {\n    const diff = this.diff(node, paramsFn);\n    return diff && diff.length === 0;\n  }\n\n  /**\n   * Finds Params with different parameter values on another PathNode.\n   *\n   * Given another node (of the same state), finds the parameter values which differ.\n   * Returns the [[Param]] (schema objects) whose parameter values differ.\n   *\n   * Given another node for a different state, returns `false`\n   *\n   * @param node The node to compare to\n   * @param paramsFn A function that returns which parameters should be compared.\n   * @returns The [[Param]]s which differ, or null if the two nodes are for different states\n   */\n  diff(node: PathNode, paramsFn?: GetParamsFn): Param[] | false {\n    if (this.state !== node.state) return false;\n\n    const params: Param[] = paramsFn ? paramsFn(this) : this.paramSchema;\n    return Param.changed(params, this.paramValues, node.paramValues);\n  }\n}\n\n/** @internal */\nexport type GetParamsFn = (pathNode: PathNode) => Param[];\n"
  ]
}