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feat(redux): add action logger

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	`1`	`+// LICENSE : MIT`
	`2`	`+"use strict";`
	`3`	`+constdefaultOptions={`
	`4`	`+// default: logger use console API`
	`5`	`+logger:console`
	`6`	`+};`
	`7`	`+/**`
	`8`	`+ * create logger middleware`
	`9`	`+ @param {{logger: }} options`
	`10`	`+ *@returns {Function} middleware function`
	`11`	`+ */`
	`12`	`+exportdefaultfunctioncreateLogger(options=defaultOptions){`
	`13`	`+constlogger=options.logger\|\|defaultOptions.logger;`
	`14`	`+returnstore=>next=>action=>{`
	`15`	`+logger.log(action);`
	`16`	`+returnnext(action);`
	`17`	`+};`
	`18`	`+}`

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	`1`	`+// LICENSE : MIT`
	`2`	`+"use strict";`
	`3`	`+constassert=require("power-assert");`
	`4`	`+import{createStore,applyMiddleware}from"redux";`
	`5`	`+importcreateLoggerfrom"../../src/redux/action-logger";`
	`6`	`+constinitialState={};`
	`7`	`+constreducer=(state=initialState,action)=>state;`
	`8`	`+`
	`9`	`+describe("logger-test",function(){`
	`10`	`+letstore,dispatch,logs;`
	`11`	`+beforeEach(()=>{`
	`12`	`+logs=[];`
	`13`	`+constcon={`
	`14`	`+log(message){`
	`15`	`+logs.push(message);`
	`16`	`+}`
	`17`	`+};`
	`18`	`+constmiddleware=createLogger({`
	`19`	`+logger:con`
	`20`	`+});`
	`21`	`+store=applyMiddleware(middleware)(createStore)(reducer);`
	`22`	`+dispatch=store.dispatch;`
	`23`	`+});`
	`24`	`+afterEach(()=>{`
	`25`	`+logs.length=0;`
	`26`	`+});`
	`27`	`+it("should output log",function(){`
	`28`	`+constaction={type:"FOO"};`
	`29`	`+dispatch(action);`
	`30`	`+assert.deepEqual(logs,[action]);`
	`31`	`+});`
	`32`	`+});`

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