refactor: core structure
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cha0s
parent
523f0adc12
commit
0c17da218f
7
packages/core/array.js
Normal file
7
packages/core/array.js
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@ -0,0 +1,7 @@
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export function arrayUnique(array) {
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return Array.from((new Set(array)).values());
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}
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export function flatten(array) {
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return array.reduce((flattened, elm) => flattened.concat(elm), []);
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}
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@ -1,23 +0,0 @@
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export function fastApply(holder, fn, args) {
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if (holder || args.length > 5) {
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return fn.apply(holder, args);
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}
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if (0 === args.length) {
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return fn();
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}
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if (1 === args.length) {
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return fn(args[0]);
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}
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if (2 === args.length) {
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return fn(args[0], args[1]);
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}
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if (3 === args.length) {
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return fn(args[0], args[1], args[2]);
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}
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if (4 === args.length) {
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return fn(args[0], args[1], args[2], args[3]);
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}
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if (5 === args.length) {
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return fn(args[0], args[1], args[2], args[3], args[4]);
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}
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}
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35
packages/core/function.js
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35
packages/core/function.js
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@ -0,0 +1,35 @@
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export function compose(...funcs) {
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if (funcs.length === 0) {
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return arg => arg
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}
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if (funcs.length === 1) {
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return funcs[0]
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}
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return funcs.reduce((a, b) => (...args) => a(b(...args)))
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}
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export function fastApply(holder, fn, args) {
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if (holder || args.length > 5) {
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return fn.apply(holder, args);
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}
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if (0 === args.length) {
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return fn();
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}
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if (1 === args.length) {
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return fn(args[0]);
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}
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if (2 === args.length) {
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return fn(args[0], args[1]);
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}
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if (3 === args.length) {
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return fn(args[0], args[1], args[2]);
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}
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if (4 === args.length) {
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return fn(args[0], args[1], args[2], args[3]);
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}
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if (5 === args.length) {
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return fn(args[0], args[1], args[2], args[3], args[4]);
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}
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}
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@ -9,108 +9,7 @@
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* (...args) => f(g(h(...args))).
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*/
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export function arrayUnique(array) {
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return Array.from((new Set(array)).values());
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}
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export function compose(...funcs) {
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if (funcs.length === 0) {
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return arg => arg
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}
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if (funcs.length === 1) {
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return funcs[0]
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}
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return funcs.reduce((a, b) => (...args) => a(b(...args)))
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}
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export function flatten(array) {
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return array.reduce((flattened, elm) => flattened.concat(elm), []);
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}
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export function virtualize(fields) {
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return (Superclass) => {
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class Virtualized extends Superclass {}
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fields.forEach((field) => {
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Virtualized.prototype[field] = function() {
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const prototype = Object.getPrototypeOf(this);
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const className = prototype.constructor.name;
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throw new ReferenceError(
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`"${className}" has undefined pure virtual method "${field}"`
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);
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}
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});
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return Virtualized;
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}
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}
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export function virtualizeStatic(fields) {
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return (Superclass) => {
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class Virtualized extends Superclass {}
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fields.forEach((field) => {
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Virtualized[field] = function() {
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const prototype = Virtualized.prototype;
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const className = prototype.constructor.name;
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throw new ReferenceError(
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`"${className}" has undefined pure virtual static method "${field}"`
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);
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}
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});
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return Virtualized;
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}
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}
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export class TickingPromise extends Promise {
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constructor(executor, ticker) {
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let _reject, _resolve;
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super((resolve, reject) => {
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_reject = reject;
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_resolve = resolve;
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if (executor) {
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executor(resolve, reject);
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}
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});
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this.executor = executor;
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this.reject = _reject;
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this.resolve = _resolve;
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this.ticker = ticker;
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}
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static all(promises) {
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const tickingPromises = [];
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for (let i = 0; i < promises.length; i++) {
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const promise = promises[i];
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if (promise instanceof TickingPromise) {
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tickingPromises.push(promise);
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// After resolution, stop ticking the promise.
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promise.then(() => {
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tickingPromises.splice(tickingPromises.indexOf(promise), 1);
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})
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}
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}
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if (0 === tickingPromises.length) {
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return super.all(promises);
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}
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return new TickingPromise(
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(resolve) => {
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resolve(Promise.all(promises));
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},
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(elapsed) => {
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for (let i = 0; i < tickingPromises.length; i++) {
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tickingPromises[i].tick(elapsed);
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}
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},
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);
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}
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tick(elapsed) {
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this.ticker(elapsed, this.resolve, this.reject);
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}
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}
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export {arrayUnique, flatten} from './array';
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export {EventEmitterMixin as EventEmitter} from './event-emitter';
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export {merge} from './merge';
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export {
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@ -119,6 +18,8 @@ export {
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mergeDiffObject,
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mergeDiffPrimitive,
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} from './merge-diff';
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export {fastApply} from './fast-apply';
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export {inflate, deflate} from './flate';
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export {compose, fastApply} from './function';
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export {PropertyMixin as Property} from './property';
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export {TickingPromise} from './ticking-promise';
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export {virtualize, virtualizeStatic} from './virtualize';
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49
packages/core/ticking-promise.js
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49
packages/core/ticking-promise.js
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@ -0,0 +1,49 @@
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export class TickingPromise extends Promise {
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constructor(executor, ticker) {
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let _reject, _resolve;
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super((resolve, reject) => {
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_reject = reject;
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_resolve = resolve;
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if (executor) {
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executor(resolve, reject);
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}
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});
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this.executor = executor;
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this.reject = _reject;
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this.resolve = _resolve;
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this.ticker = ticker;
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}
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static all(promises) {
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const tickingPromises = [];
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for (let i = 0; i < promises.length; i++) {
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const promise = promises[i];
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if (promise instanceof TickingPromise) {
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tickingPromises.push(promise);
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// After resolution, stop ticking the promise.
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promise.then(() => {
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tickingPromises.splice(tickingPromises.indexOf(promise), 1);
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})
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}
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}
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if (0 === tickingPromises.length) {
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return super.all(promises);
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}
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return new TickingPromise(
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(resolve) => {
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resolve(Promise.all(promises));
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},
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(elapsed) => {
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for (let i = 0; i < tickingPromises.length; i++) {
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tickingPromises[i].tick(elapsed);
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}
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},
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);
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}
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tick(elapsed) {
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this.ticker(elapsed, this.resolve, this.reject);
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}
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}
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31
packages/core/virtualize.js
Normal file
31
packages/core/virtualize.js
Normal file
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@ -0,0 +1,31 @@
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export function virtualize(fields) {
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return (Superclass) => {
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class Virtualized extends Superclass {}
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fields.forEach((field) => {
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Virtualized.prototype[field] = function() {
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const prototype = Object.getPrototypeOf(this);
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const className = prototype.constructor.name;
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throw new ReferenceError(
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`"${className}" has undefined pure virtual method "${field}"`
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);
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}
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});
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return Virtualized;
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}
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}
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export function virtualizeStatic(fields) {
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return (Superclass) => {
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class Virtualized extends Superclass {}
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fields.forEach((field) => {
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Virtualized[field] = function() {
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const prototype = Virtualized.prototype;
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const className = prototype.constructor.name;
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throw new ReferenceError(
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`"${className}" has undefined pure virtual static method "${field}"`
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);
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}
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});
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return Virtualized;
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}
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}
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