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@uirouter/core/lib/transition/transitionHook.js.map

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  "import { TransitionHookOptions, HookResult, TransitionHookPhase } from './interface';\nimport { defaults, noop, silentRejection } from '../common/common';\nimport { fnToString, maxLength } from '../common/strings';\nimport { isPromise } from '../common/predicates';\nimport { is, parse } from '../common/hof';\nimport { trace } from '../common/trace';\nimport { services } from '../common/coreservices';\nimport { Rejection } from './rejectFactory';\nimport { TargetState } from '../state/targetState';\nimport { Transition } from './transition';\nimport { TransitionEventType } from './transitionEventType';\nimport { RegisteredHook } from './hookRegistry';\nimport { StateDeclaration } from '../state/interface';\n\nconst defaultOptions: TransitionHookOptions = {\n  current: noop,\n  transition: null,\n  traceData: {},\n  bind: null,\n};\n\nexport type GetResultHandler = (hook: TransitionHook) => ResultHandler;\nexport type GetErrorHandler = (hook: TransitionHook) => ErrorHandler;\n\nexport type ResultHandler = (result: HookResult) => Promise<HookResult>;\nexport type ErrorHandler = (error: any) => Promise<any>;\n\nexport class TransitionHook {\n  type: TransitionEventType;\n\n  /**\n   * These GetResultHandler(s) are used by [[invokeHook]] below\n   * Each HookType chooses a GetResultHandler (See: [[TransitionService._defineCoreEvents]])\n   */\n  static HANDLE_RESULT: GetResultHandler = (hook: TransitionHook) => (result: HookResult) =>\n    hook.handleHookResult(result);\n\n  /**\n   * If the result is a promise rejection, log it.\n   * Otherwise, ignore the result.\n   */\n  static LOG_REJECTED_RESULT: GetResultHandler = (hook: TransitionHook) => (result: HookResult) => {\n    isPromise(result) && result.catch((err) => hook.logError(Rejection.normalize(err)));\n    return undefined;\n  };\n\n  /**\n   * These GetErrorHandler(s) are used by [[invokeHook]] below\n   * Each HookType chooses a GetErrorHandler (See: [[TransitionService._defineCoreEvents]])\n   */\n  static LOG_ERROR: GetErrorHandler = (hook: TransitionHook) => (error: any) => hook.logError(error);\n\n  static REJECT_ERROR: GetErrorHandler = (hook: TransitionHook) => (error: any) => silentRejection(error);\n\n  static THROW_ERROR: GetErrorHandler = (hook: TransitionHook) => (error: any) => {\n    throw error;\n  };\n\n  /**\n   * Chains together an array of TransitionHooks.\n   *\n   * Given a list of [[TransitionHook]] objects, chains them together.\n   * Each hook is invoked after the previous one completes.\n   *\n   * #### Example:\n   * ```js\n   * var hooks: TransitionHook[] = getHooks();\n   * let promise: Promise<any> = TransitionHook.chain(hooks);\n   *\n   * promise.then(handleSuccess, handleError);\n   * ```\n   *\n   * @param hooks the list of hooks to chain together\n   * @param waitFor if provided, the chain is `.then()`'ed off this promise\n   * @returns a `Promise` for sequentially invoking the hooks (in order)\n   */\n  static chain(hooks: TransitionHook[], waitFor?: Promise<any>): Promise<any> {\n    // Chain the next hook off the previous\n    const createHookChainR = (prev: Promise<any>, nextHook: TransitionHook) => prev.then(() => nextHook.invokeHook());\n    return hooks.reduce(createHookChainR, waitFor || services.$q.when());\n  }\n\n  /**\n   * Invokes all the provided TransitionHooks, in order.\n   * Each hook's return value is checked.\n   * If any hook returns a promise, then the rest of the hooks are chained off that promise, and the promise is returned.\n   * If no hook returns a promise, then all hooks are processed synchronously.\n   *\n   * @param hooks the list of TransitionHooks to invoke\n   * @param doneCallback a callback that is invoked after all the hooks have successfully completed\n   *\n   * @returns a promise for the async result, or the result of the callback\n   */\n  static invokeHooks<T>(hooks: TransitionHook[], doneCallback: (result?: HookResult) => T): Promise<any> | T {\n    for (let idx = 0; idx < hooks.length; idx++) {\n      const hookResult = hooks[idx].invokeHook();\n\n      if (isPromise(hookResult)) {\n        const remainingHooks = hooks.slice(idx + 1);\n\n        return TransitionHook.chain(remainingHooks, hookResult).then(doneCallback);\n      }\n    }\n\n    return doneCallback();\n  }\n\n  /**\n   * Run all TransitionHooks, ignoring their return value.\n   */\n  static runAllHooks(hooks: TransitionHook[]): void {\n    hooks.forEach((hook) => hook.invokeHook());\n  }\n\n  constructor(\n    private transition: Transition,\n    private stateContext: StateDeclaration,\n    private registeredHook: RegisteredHook,\n    private options: TransitionHookOptions\n  ) {\n    this.options = defaults(options, defaultOptions);\n    this.type = registeredHook.eventType;\n  }\n\n  private isSuperseded = () => this.type.hookPhase === TransitionHookPhase.RUN && !this.options.transition.isActive();\n\n  logError(err): any {\n    this.transition.router.stateService.defaultErrorHandler()(err);\n  }\n\n  invokeHook(): Promise<HookResult> | void {\n    const hook = this.registeredHook;\n    if (hook._deregistered) return;\n\n    const notCurrent = this.getNotCurrentRejection();\n    if (notCurrent) return notCurrent;\n\n    const options = this.options;\n    trace.traceHookInvocation(this, this.transition, options);\n\n    const invokeCallback = () => hook.callback.call(options.bind, this.transition, this.stateContext);\n\n    const normalizeErr = (err) => Rejection.normalize(err).toPromise();\n\n    const handleError = (err) => hook.eventType.getErrorHandler(this)(err);\n\n    const handleResult = (result) => hook.eventType.getResultHandler(this)(result);\n\n    try {\n      const result = invokeCallback();\n\n      if (!this.type.synchronous && isPromise(result)) {\n        return result.catch(normalizeErr).then(handleResult, handleError);\n      } else {\n        return handleResult(result);\n      }\n    } catch (err) {\n      // If callback throws (synchronously)\n      return handleError(Rejection.normalize(err));\n    } finally {\n      if (hook.invokeLimit && ++hook.invokeCount >= hook.invokeLimit) {\n        hook.deregister();\n      }\n    }\n  }\n\n  /**\n   * This method handles the return value of a Transition Hook.\n   *\n   * A hook can return false (cancel), a TargetState (redirect),\n   * or a promise (which may later resolve to false or a redirect)\n   *\n   * This also handles \"transition superseded\" -- when a new transition\n   * was started while the hook was still running\n   */\n  handleHookResult(result: HookResult): Promise<HookResult> {\n    const notCurrent = this.getNotCurrentRejection();\n    if (notCurrent) return notCurrent;\n\n    // Hook returned a promise\n    if (isPromise(result)) {\n      // Wait for the promise, then reprocess with the resulting value\n      return result.then((val) => this.handleHookResult(val));\n    }\n\n    trace.traceHookResult(result, this.transition, this.options);\n\n    // Hook returned false\n    if (result === false) {\n      // Abort this Transition\n      return Rejection.aborted('Hook aborted transition').toPromise();\n    }\n\n    const isTargetState = is(TargetState);\n    // hook returned a TargetState\n    if (isTargetState(result)) {\n      // Halt the current Transition and redirect (a new Transition) to the TargetState.\n      return Rejection.redirected(result).toPromise();\n    }\n  }\n\n  /**\n   * Return a Rejection promise if the transition is no longer current due\n   * to a stopped router (disposed), or a new transition has started and superseded this one.\n   */\n  private getNotCurrentRejection() {\n    const router = this.transition.router;\n\n    // The router is stopped\n    if (router._disposed) {\n      return Rejection.aborted(`UIRouter instance #${router.$id} has been stopped (disposed)`).toPromise();\n    }\n\n    if (this.transition._aborted) {\n      return Rejection.aborted().toPromise();\n    }\n\n    // This transition is no longer current.\n    // Another transition started while this hook was still running.\n    if (this.isSuperseded()) {\n      // Abort this transition\n      return Rejection.superseded(this.options.current()).toPromise();\n    }\n  }\n\n  toString() {\n    const { options, registeredHook } = this;\n    const event = parse('traceData.hookType')(options) || 'internal',\n      context = parse('traceData.context.state.name')(options) || parse('traceData.context')(options) || 'unknown',\n      name = fnToString(registeredHook.callback);\n    return `${event} context: ${context}, ${maxLength(200, name)}`;\n  }\n}\n"
]
13}
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11	"import { TransitionHookOptions, HookResult, TransitionHookPhase } from './interface';\nimport { defaults, noop, silentRejection } from '../common/common';\nimport { fnToString, maxLength } from '../common/strings';\nimport { isPromise } from '../common/predicates';\nimport { is, parse } from '../common/hof';\nimport { trace } from '../common/trace';\nimport { services } from '../common/coreservices';\nimport { Rejection } from './rejectFactory';\nimport { TargetState } from '../state/targetState';\nimport { Transition } from './transition';\nimport { TransitionEventType } from './transitionEventType';\nimport { RegisteredHook } from './hookRegistry';\nimport { StateDeclaration } from '../state/interface';\n\nconst defaultOptions: TransitionHookOptions = {\n current: noop,\n transition: null,\n traceData: {},\n bind: null,\n};\n\nexport type GetResultHandler = (hook: TransitionHook) => ResultHandler;\nexport type GetErrorHandler = (hook: TransitionHook) => ErrorHandler;\n\nexport type ResultHandler = (result: HookResult) => Promise<HookResult>;\nexport type ErrorHandler = (error: any) => Promise<any>;\n\nexport class TransitionHook {\n type: TransitionEventType;\n\n /*\n These GetResultHandler(s) are used by [[invokeHook]] below\n * Each HookType chooses a GetResultHandler (See: [[TransitionService._defineCoreEvents]])\n /\n static HANDLE_RESULT: GetResultHandler = (hook: TransitionHook) => (result: HookResult) =>\n hook.handleHookResult(result);\n\n /\n If the result is a promise rejection, log it.\n * Otherwise, ignore the result.\n /\n static LOG_REJECTED_RESULT: GetResultHandler = (hook: TransitionHook) => (result: HookResult) => {\n isPromise(result) && result.catch((err) => hook.logError(Rejection.normalize(err)));\n return undefined;\n };\n\n /\n These GetErrorHandler(s) are used by [[invokeHook]] below\n * Each HookType chooses a GetErrorHandler (See: [[TransitionService._defineCoreEvents]])\n /\n static LOG_ERROR: GetErrorHandler = (hook: TransitionHook) => (error: any) => hook.logError(error);\n\n static REJECT_ERROR: GetErrorHandler = (hook: TransitionHook) => (error: any) => silentRejection(error);\n\n static THROW_ERROR: GetErrorHandler = (hook: TransitionHook) => (error: any) => {\n throw error;\n };\n\n /\n Chains together an array of TransitionHooks.\n \n Given a list of [[TransitionHook]] objects, chains them together.\n * Each hook is invoked after the previous one completes.\n \n #### Example:\n * ```js\n * var hooks: TransitionHook[] = getHooks();\n * let promise: Promise<any> = TransitionHook.chain(hooks);\n \n promise.then(handleSuccess, handleError);\n * ```\n \n @param hooks the list of hooks to chain together\n * @param waitFor if provided, the chain is `.then()`'ed off this promise\n * @returns a `Promise` for sequentially invoking the hooks (in order)\n /\n static chain(hooks: TransitionHook[], waitFor?: Promise<any>): Promise<any> {\n // Chain the next hook off the previous\n const createHookChainR = (prev: Promise<any>, nextHook: TransitionHook) => prev.then(() => nextHook.invokeHook());\n return hooks.reduce(createHookChainR, waitFor \|\| services.$q.when());\n }\n\n /\n Invokes all the provided TransitionHooks, in order.\n * Each hook's return value is checked.\n * If any hook returns a promise, then the rest of the hooks are chained off that promise, and the promise is returned.\n * If no hook returns a promise, then all hooks are processed synchronously.\n \n @param hooks the list of TransitionHooks to invoke\n * @param doneCallback a callback that is invoked after all the hooks have successfully completed\n \n @returns a promise for the async result, or the result of the callback\n /\n static invokeHooks<T>(hooks: TransitionHook[], doneCallback: (result?: HookResult) => T): Promise<any> \| T {\n for (let idx = 0; idx < hooks.length; idx++) {\n const hookResult = hooks[idx].invokeHook();\n\n if (isPromise(hookResult)) {\n const remainingHooks = hooks.slice(idx + 1);\n\n return TransitionHook.chain(remainingHooks, hookResult).then(doneCallback);\n }\n }\n\n return doneCallback();\n }\n\n /\n Run all TransitionHooks, ignoring their return value.\n /\n static runAllHooks(hooks: TransitionHook[]): void {\n hooks.forEach((hook) => hook.invokeHook());\n }\n\n constructor(\n private transition: Transition,\n private stateContext: StateDeclaration,\n private registeredHook: RegisteredHook,\n private options: TransitionHookOptions\n ) {\n this.options = defaults(options, defaultOptions);\n this.type = registeredHook.eventType;\n }\n\n private isSuperseded = () => this.type.hookPhase === TransitionHookPhase.RUN && !this.options.transition.isActive();\n\n logError(err): any {\n this.transition.router.stateService.defaultErrorHandler()(err);\n }\n\n invokeHook(): Promise<HookResult> \| void {\n const hook = this.registeredHook;\n if (hook._deregistered) return;\n\n const notCurrent = this.getNotCurrentRejection();\n if (notCurrent) return notCurrent;\n\n const options = this.options;\n trace.traceHookInvocation(this, this.transition, options);\n\n const invokeCallback = () => hook.callback.call(options.bind, this.transition, this.stateContext);\n\n const normalizeErr = (err) => Rejection.normalize(err).toPromise();\n\n const handleError = (err) => hook.eventType.getErrorHandler(this)(err);\n\n const handleResult = (result) => hook.eventType.getResultHandler(this)(result);\n\n try {\n const result = invokeCallback();\n\n if (!this.type.synchronous && isPromise(result)) {\n return result.catch(normalizeErr).then(handleResult, handleError);\n } else {\n return handleResult(result);\n }\n } catch (err) {\n // If callback throws (synchronously)\n return handleError(Rejection.normalize(err));\n } finally {\n if (hook.invokeLimit && ++hook.invokeCount >= hook.invokeLimit) {\n hook.deregister();\n }\n }\n }\n\n /\n This method handles the return value of a Transition Hook.\n \n A hook can return false (cancel), a TargetState (redirect),\n * or a promise (which may later resolve to false or a redirect)\n \n This also handles \"transition superseded\" -- when a new transition\n * was started while the hook was still running\n /\n handleHookResult(result: HookResult): Promise<HookResult> {\n const notCurrent = this.getNotCurrentRejection();\n if (notCurrent) return notCurrent;\n\n // Hook returned a promise\n if (isPromise(result)) {\n // Wait for the promise, then reprocess with the resulting value\n return result.then((val) => this.handleHookResult(val));\n }\n\n trace.traceHookResult(result, this.transition, this.options);\n\n // Hook returned false\n if (result === false) {\n // Abort this Transition\n return Rejection.aborted('Hook aborted transition').toPromise();\n }\n\n const isTargetState = is(TargetState);\n // hook returned a TargetState\n if (isTargetState(result)) {\n // Halt the current Transition and redirect (a new Transition) to the TargetState.\n return Rejection.redirected(result).toPromise();\n }\n }\n\n /\n Return a Rejection promise if the transition is no longer current due\n * to a stopped router (disposed), or a new transition has started and superseded this one.\n */\n private getNotCurrentRejection() {\n const router = this.transition.router;\n\n // The router is stopped\n if (router._disposed) {\n return Rejection.aborted(`UIRouter instance #${router.$id} has been stopped (disposed)`).toPromise();\n }\n\n if (this.transition._aborted) {\n return Rejection.aborted().toPromise();\n }\n\n // This transition is no longer current.\n // Another transition started while this hook was still running.\n if (this.isSuperseded()) {\n // Abort this transition\n return Rejection.superseded(this.options.current()).toPromise();\n }\n }\n\n toString() {\n const { options, registeredHook } = this;\n const event = parse('traceData.hookType')(options) \|\| 'internal',\n context = parse('traceData.context.state.name')(options) \|\| parse('traceData.context')(options) \|\| 'unknown',\n name = fnToString(registeredHook.callback);\n return `${event} context: ${context}, ${maxLength(200, name)}`;\n }\n}\n"
12	`]`
13	`}`
\	No newline at end of file