mirror of
https://github.com/reduxjs/redux-devtools.git
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6782f4ae41
* Move extension * prettier
35 lines
940 B
JavaScript
35 lines
940 B
JavaScript
const { createStore } = require('redux');
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const INCREMENT_COUNTER = 'INCREMENT_COUNTER';
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const DECREMENT_COUNTER = 'DECREMENT_COUNTER';
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const initialState = { value: 0 };
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const store = createStore(
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(state, action) => {
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switch (action.type) {
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case INCREMENT_COUNTER:
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return { value: state.value + 1 };
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case DECREMENT_COUNTER:
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return { value: state.value - 1 };
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default:
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return state;
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}
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},
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initialState,
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window.__REDUX_DEVTOOLS_EXTENSION__
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? window.__REDUX_DEVTOOLS_EXTENSION__()
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: (noop) => noop
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);
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const el = document.getElementById('counter');
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store.subscribe(() => {
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el.innerHTML = store.getState().value;
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});
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const increment = document.getElementById('increment');
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const decrement = document.getElementById('decrement');
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increment.onclick = () => store.dispatch({ type: INCREMENT_COUNTER });
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decrement.onclick = () => store.dispatch({ type: DECREMENT_COUNTER });
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