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var t = console.log; | |
var select = function( selector ){ | |
return new Collection( document.querySelectorAll( selector ) ); | |
}; | |
var Collection = function( collection ){ | |
collection = collection || []; | |
this.collection = Array.prototype.slice.call(collection); |
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DataSystem = () -> | |
this.data = {} | |
this | |
proto = DataSystem.prototype | |
proto.set = ( keys , value , obj ) -> | |
obj = obj || this.data | |
if typeof keys is 'string' | |
keys = keys.split('.') |
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// ---- | |
// Sass (v3.4.14) | |
// Compass (v1.0.3) | |
// ---- | |
@mixin pos-absolute($positions...){ | |
position: absolute; | |
@include position($positions...); | |
} |
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const curry = (fn, ...args) => fn.length === 0 | |
? fn | |
: fn.length > args.length | |
? (...args2) => curry(...[fn,...args,...args2]) | |
: fn(...args); | |
// example | |
const add = curry((a,b,c,d) => a + b + c + d); | |
const add1 = add(1); | |
const add3 = add1(2); |
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const compose = (...fns) => (...args) => { | |
return fns.slice(0, -1).reduceRight((res, fn) => fn(res), | |
fns[fns.length -1].apply(null,args) | |
); | |
}; | |
const pipe = (f1, ...fns) => (...args) => { | |
return fns.reduce((res, fn) => fn(res), f1.apply(null,args)); | |
}; |
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const partial = (fn, ...args) => partialApply(fn, args); | |
const partialApply = (fn, args) => fn.bind(null, ...args); | |
// example | |
const add = (a, b) => a + b; | |
const sum = (...args) => args.reduce(add, 0); | |
const add10 = partial(sum, 4, 6); | |
const add40 = partialApply(sum, [5, 15, 20]); |
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const compose = (...fns) => (...args) => { | |
return fns.slice(0, -1).reduceRight((res, fn) => fn(res), | |
fns[fns.length -1].apply(null,args) | |
); | |
}; | |
const bind = (f) => (...args) => { | |
if(args[0] instanceof Error) return args[0]; | |
try{ | |
return f.apply(null, args); |
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const zip = (arr, ...arrs) => { | |
return arr.map((val, i) => arrs.reduce((a, arr) => [...a, arr[i]], [val])); | |
} | |
// example | |
const a = [1, 2, 3]; | |
const b = [4, 5, 6]; | |
const c = [7, 8, 9]; |
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/* ---------------------------------------------- *\ | |
STATEFUL FUNCTIONAL REACT COMPONENT PROPOSAL | |
\* ---------------------------------------------- */ | |
// event handler can return a state change | |
const handleClick = (props, state) => ({ value: state.value + 1 }); | |
// event handler can return function in order to do a async state change | |
const handleClickAsync = (props, state) => setState => { | |
// setState after 1s |
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const assign = (obj, key, value) => Object.assign({}, obj, { [key]: value }); | |
const promiseAllObject = obj => { | |
const keys = Object.keys(obj); | |
return Promise.all(Object.values(obj)) | |
.then(results => results.map((val, i) => [keys[i], val])) | |
.then(results => results.reduce((res, val) => assign(res, ...val), {})); | |
} |
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