shared/core-utils/plugins/hooks.ts

   1 import { HookType } from '../../models/plugins/hook-type.enum'
   2 import { isCatchable, isPromise } from '../miscs/miscs'
   3
   4 function getHookType (hookName: string) {
   5   if (hookName.startsWith('filter:')) return HookType.FILTER
   6   if (hookName.startsWith('action:')) return HookType.ACTION
   7
   8   return HookType.STATIC
   9 }
  10
  11 async function internalRunHook (handler: Function, hookType: HookType, param: any, onError: (err: Error) => void) {
  12   let result = param
  13
  14   try {
  15     const p = handler(result)
  16
  17     switch (hookType) {
  18       case HookType.FILTER:
  19         if (isPromise(p)) result = await p
  20         else result = p
  21         break
  22
  23       case HookType.STATIC:
  24         if (isPromise(p)) await p
  25         break
  26
  27       case HookType.ACTION:
  28         if (isCatchable(p)) p.catch(err => onError(err))
  29         break
  30     }
  31   } catch (err) {
  32     onError(err)
  33   }
  34
  35   return result
  36 }
  37
  38 export {
  39   getHookType,
  40   internalRunHook
  41 }