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Commit 865950a

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1 parent e554836 commit 865950a

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‎JavaScript/2-view.js‎

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const getter = prop => obj => obj[prop];
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const setter = prop => (val, obj) => ({ ...obj, [prop]: val });
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const view = (lens, obj) => lens.get(obj);
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const lens = (getter, setter) => ({

‎JavaScript/3-set.js‎

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const getter = prop => obj => obj[prop];
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const setter = prop => (val, obj) => ({ ...obj, [prop]: val });
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const set = (lens, val, obj) => lens.set(val, obj);
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const lens = (getter, setter) => ({

‎JavaScript/4-over.js‎

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const getter = prop => obj => obj[prop];
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const setter = prop => (val, obj) => ({ ...obj, [prop]: val });
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const over = (lens, map, obj) => lens.set(map(lens.get(obj)), obj);
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const lens = (getter, setter) => ({

‎JavaScript/5-together.js‎

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const getter = prop => obj => obj[prop];
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const setter = prop => (val, obj) => ({ ...obj, [prop]: val });
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const view = (lens, obj) => lens.get(obj);
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const set = (lens, val, obj) => lens.set(val, obj);
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const over = (lens, map, obj) => lens.set(map(lens.get(obj)), obj);

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