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Created July 4, 2017 16:14
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STORE REDUX IMPMENTATION WITH RENDER #4 // source https://jsbin.com/xuriren
Raw
index.html
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width">
<title>STORE REDUX IMPMENTATION WITH RENDER #4</title>
<script src="https://cdnjs.cloudflare.com/ajax/libs/redux/3.0.4/redux.js"></script>
<script src="https://unpkg.com/expect/umd/expect.min.js"></script>
</head>
<body><script id="jsbin-javascript">
"use strict";
var counter = function counter(state, action) {
if (state === undefined) state = 0;
switch (action.type) {
case "INCREMENT":
return state + 1;
case "DECREMENT":
return state - 1;
default:
return state;
}
return state;
};
var createStore = function createStore(reducer) {
var state = undefined;
var listeners = [];
var getState = function getState() {
return state;
};
var dispatch = function dispatch(action) {
state = reducer(state, action);
listeners.forEach(function (listener) {
return listener();
});
};
var subscribe = function subscribe(listener) {
listeners.push(listener);
return function () {
listeners.filter(function (l) {
return l !== listener;
});
};
};
dispatch({});
return { getState: getState, dispatch: dispatch, subscribe: subscribe };
};
var store = createStore(counter);
var render = function render() {
document.body.innerText = store.getState();
};
store.subscribe(render);
render();
document.addEventListener('click', function () {
store.dispatch({ type: "INCREMENT" });
});
</script>
<script id="jsbin-source-javascript" type="text/javascript">const counter = (state = 0, action) => {
switch(action.type){
case "INCREMENT":
return state + 1;
case "DECREMENT":
return state - 1;
default:
return state;
}
return state;
}
const createStore = (reducer) => {
let state;
let listeners = [];
const getState = () => state;
const dispatch = (action) => {
state = reducer(state, action);
listeners.forEach(listener => listener());
}
const subscribe = (listener) => {
listeners.push(listener);
return () => {
listeners.filter(l => l !== listener);
}
};
dispatch({});
return { getState, dispatch, subscribe };
}
const store = createStore(counter);
const render = () => {
document.body.innerText = store.getState();
}
store.subscribe(render);
render();
document.addEventListener('click', () => {
store.dispatch({ type: "INCREMENT" });
})</script></body>
</html>
Raw
jsbin.xuriren.js
"use strict";
var counter = function counter(state, action) {
if (state === undefined) state = 0;
switch (action.type) {
case "INCREMENT":
return state + 1;
case "DECREMENT":
return state - 1;
default:
return state;
}
return state;
};
var createStore = function createStore(reducer) {
var state = undefined;
var listeners = [];
var getState = function getState() {
return state;
};
var dispatch = function dispatch(action) {
state = reducer(state, action);
listeners.forEach(function (listener) {
return listener();
});
};
var subscribe = function subscribe(listener) {
listeners.push(listener);
return function () {
listeners.filter(function (l) {
return l !== listener;
});
};
};
dispatch({});
return { getState: getState, dispatch: dispatch, subscribe: subscribe };
};
var store = createStore(counter);
var render = function render() {
document.body.innerText = store.getState();
};
store.subscribe(render);
render();
document.addEventListener('click', function () {
store.dispatch({ type: "INCREMENT" });
});
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