chore(mapDispatchToProps): port to typescript

Author: tony-go

src/connect/mapDispatchToProps.js renamed to src/connect/mapDispatchToProps.ts

@@ -1,21 +1,28 @@
+import { ActionCreator, ActionCreatorsMapObject, Dispatch } from 'redux'
 import bindActionCreators from '../utils/bindActionCreators'
 import { wrapMapToPropsConstant, wrapMapToPropsFunc } from './wrapMapToProps'
 
-export function whenMapDispatchToPropsIsFunction(mapDispatchToProps) {
+export function whenMapDispatchToPropsIsFunction(
+  mapDispatchToProps: ActionCreatorsMapObject | ActionCreator<any>
+) {
   return typeof mapDispatchToProps === 'function'
     ? wrapMapToPropsFunc(mapDispatchToProps, 'mapDispatchToProps')
     : undefined
 }
 
-export function whenMapDispatchToPropsIsMissing(mapDispatchToProps) {
+export function whenMapDispatchToPropsIsMissing(
+  mapDispatchToProps: ActionCreatorsMapObject | ActionCreator<any>
+) {
   return !mapDispatchToProps
     ? wrapMapToPropsConstant((dispatch) => ({ dispatch }))
     : undefined
 }
 
-export function whenMapDispatchToPropsIsObject(mapDispatchToProps) {
+export function whenMapDispatchToPropsIsObject(
+  mapDispatchToProps: ActionCreatorsMapObject | ActionCreator<any>
+) {
   return mapDispatchToProps && typeof mapDispatchToProps === 'object'
-    ? wrapMapToPropsConstant((dispatch) =>
+    ? wrapMapToPropsConstant((dispatch: Dispatch) =>
         bindActionCreators(mapDispatchToProps, dispatch)
       )
     : undefined

src/connect/wrapMapToProps.ts

@@ -1,4 +1,4 @@
-import { Dispatch } from 'redux'
+import { ActionCreatorsMapObject, Dispatch, ActionCreator } from 'redux'
 
 import { FixTypeLater } from '../types'
 import verifyPlainObject from '../utils/verifyPlainObject'
@@ -20,7 +20,13 @@ export function wrapMapToPropsConstant(
   //  could be a dispatch function in some cases (ex: whenMapDispatchToPropsIsMissing)
   //  and a state object in some others (ex: whenMapStateToPropsIsMissing)
   // eslint-disable-next-line no-unused-vars
-  getConstant: (dispatch: Dispatch) => { dispatch?: Dispatch }
+  getConstant: (dispatch: Dispatch) =>
+    | {
+        dispatch?: Dispatch
+        dependsOnOwnProps?: boolean
+      }
+    | ActionCreatorsMapObject
+    | ActionCreator<any>
 ) {
   return function initConstantSelector(dispatch: Dispatch) {
     const constant = getConstant(dispatch)

src/utils/bindActionCreators.ts

@@ -17,7 +17,7 @@ function bindActionCreator<A extends AnyAction = AnyAction>(
 export default function bindActionCreators(
   actionCreators: ActionCreator<any> | ActionCreatorsMapObject,
   dispatch: Dispatch
-) {
+): ActionCreatorsMapObject | ActionCreator<any> {
   if (typeof actionCreators === 'function') {
     return bindActionCreator(actionCreators, dispatch)
   }