William Bergqvist shazmodan

## observeStore.md

      
        
          
            
              
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                shazmodan
                / observeStore.md
            
            
              Last active
              September 8, 2017 12:57
            
              
                JavaScript Redux Observe Store Subscribe
              
          
        
      
        
  
      
    export const observeStore = (store, select, onChange) => {
  let currentState

  function handleChange() {
    const nextState = select(store.getState())

    if (nextState !== currentState) {
      currentState = nextState
 onChange(currentState)