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Diffstat (limited to 'src/shared/store/index.js')
-rw-r--r-- | src/shared/store/index.js | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/src/shared/store/index.js b/src/shared/store/index.js deleted file mode 100644 index 2fafdf1..0000000 --- a/src/shared/store/index.js +++ /dev/null @@ -1,53 +0,0 @@ -class Store { - constructor(reducer, catcher) { - this.reducer = reducer; - this.catcher = catcher; - this.subscribers = []; - try { - this.state = this.reducer(undefined, {}); - } catch (e) { - catcher(e); - } - } - - dispatch(action, sender) { - if (action instanceof Promise) { - action.then((a) => { - this.transitNext(a, sender); - }).catch((e) => { - this.catcher(e, sender); - }); - } else { - try { - this.transitNext(action, sender); - } catch (e) { - this.catcher(e, sender); - } - } - return action; - } - - getState() { - return this.state; - } - - subscribe(callback) { - this.subscribers.push(callback); - } - - transitNext(action, sender) { - let newState = this.reducer(this.state, action); - if (JSON.stringify(this.state) !== JSON.stringify(newState)) { - this.state = newState; - this.subscribers.forEach(f => f(sender)); - } - } -} - -const empty = () => {}; - -const createStore = (reducer, catcher = empty) => { - return new Store(reducer, catcher); -}; - -export { createStore }; |