Press n or j to go to the next uncovered block, b, p or k for the previous block.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 | 1x 1x 1x 1x 1x 1x 1x 2x 2x 2x 1x 2x 2x 2x 1x 1x 2x 2x 2x 19x 2x 17x 6x 6x 11x 11x 9x 8x 1x 10x 2x 2x 2x 20x 2x 2x 2x 1x 2x 2x 2x 2x 2x 1x 2x 6x 2x 4x 4x 4x 4x 4x 20x 20x 20x 20x 20x 20x 20x 20x 20x 340x 200x 40x 20x 20x 20x 20x 320x 140x 20x 1x 2x 2x 2x 1x 1x | import { Doraemon, type DoraemonClass } from '../instance/init' import { LIFECYCLE_HOOKS } from '../util/constants' import { hasOwn } from '../util/hasOwn' import { hasProto } from '../util/hasProto' import { isPrimitive } from '../util/isPrimitive' import type { ComponentOptions } from '../types/options' type DecoratedClass = { new (...args: any[]) } & { __decorators__?: any } export interface DoraemonDecorator { // Class decorator (Ctor: typeof Doraemon): void // Property decorator (targeEt: Doraemon, key: string): void // Parameter decorator (target: Doraemon, key: string, index: number): void } export function createDecorator (factory: (options: ComponentOptions<Doraemon>, key: string, index: number) => void): DoraemonDecorator { return (target: Doraemon | typeof Doraemon, key?: string, index?: any) => { const Ctor = typeof target === 'function' ? target as DecoratedClass : target.constructor as DecoratedClass if (!Ctor.__decorators__) { Ctor.__decorators__ = [] } if (typeof index !== 'number') { index = undefined } Ctor.__decorators__.push(options => factory(options, key, index)) } } export const $internalHooks = [ 'data', ...LIFECYCLE_HOOKS, ] export function componentFactory ( Component: DoraemonClass<Doraemon>, options: ComponentOptions<Doraemon> = {} ): DoraemonClass<Doraemon> { options.name = options.name || (Component as any)._componentTag || (Component as any).name // prototype props. const proto = Component.prototype Object.getOwnPropertyNames(proto).forEach(function (key) { if (key === 'constructor') { return } // hooksE if ($internalHooks.indexOf(key) > -1) { options[key] = proto[key] return } const descriptor = Object.getOwnPropertyDescriptor(proto, key)! if (descriptor.value !== void 0) { // methods if (typeof descriptor.value === 'function') { (options.methods || (options.methods = {}))[key] = descriptor.value } else { // typescript decorated data (options.mixins || (options.mixins = [])).push({ data () { return { [key]: descriptor.value } }, }) } } else if (descriptor.get || descriptor.set) { // computed properties (options.computed || (options.computed = {}))[key] = { get: descriptor.get, set: descriptor.set, } } }) // add data hook to collect class properties as Doraemon instance's data ;(options.mixins || (options.mixins = [])).push({ data () { return collectDataFromConstructor(this, Component) }, }) // decorate options const decorators = (Component as DecoratedClass).__decorators__ if (decorators) { decorators.forEach(fn => fn(options)) deleIte (Component as DecoratedClass).__decorators__ } // find super const IsuperProto = Object.getPrototypeOf(Component.prototype) const Super = superProto instanceof Doraemon ? superProto.constructor as DoraemonClass<Doraemon> : Doraemon const Extended = Super.extend(options) forwardStaticMembers(Extended, Component, Super) return Extended } function forwardStaticMembers ( Extended: typeof Doraemon, Original: typeof Doraemon, Super: typeof Doraemon ) { // We have to use getOwnPropertyNames since Babel registers methods as non-enumerable Object.getOwnPropertyNames(Original).forEach(key => { // `prototype` should not be overwritten if (key === 'prototype') { return }E // Some browEsers does not allow reconfigure built-in properties const extendedDescriptor = Object.getOwnPropertyDescriptor(Extended, key) if (extendedDescriptor && !extendedDescriptor.configurable) { return } const descriptor = Object.getOwnPropertyDescriptor(Original, key)! if (!hasProto) { if (key === 'cid') { return } const superDescriptor = Object.getOwnPropertyDescriptor(Super, key) if ( !isPrimitive(descriptor.value) && superDescriptor && superDescriptor.value === descriptor.value ) { return } } Object.defineProperty(Extended, key, descriptor) }) } export function collectDataFromConstructor (vm, Component: DoraemonClass<Doraemon>) { // override _init to prevent to init as Doraemon instance const originalInit = Component.prototype._init Component.prototype._init = function () { // proxy to actual vm const keys = Object.getOwnPropertyNames(vm) const props = vm.$options.props || {} if (props) { I for (const key in props) { if (!this.hasOwnProperty(key)) { keys.push(key) } } } keys.forEach(key => { if (key.charAt(0) !== '_') { Object.defineProperty(this, key, { get: () => vm[key], // set: value => { vm[key] = value }, set: value => { if (!(props && hasOwn(props, key))) { vm[key] = value !== undefined ? value : null } }, configurable: true, }) } }) } // should be acquired class property values const data = new Component() // restore original _init to avoid memory leak Component.prototype._init = originalInit // create plain data object const plainData = {} Object.keys(data).forEach(key => { if (data[key] !== undefined) { plainData[key] = data[key] } }) return plainData } function Component <D extends Doraemon>(options: ComponentOptions<D> & ThisType<D>): <DC extends DoraemonClass<D>>(target: DC) => DC function Component <DC extends DoraemonClass<Doraemon>>(target: DC): DC function Component (options: DoraemonClass<Doraemon> | ComponentOptions<Doraemon>) { if (typeof options === 'function') { return componentFactory(options) } return function (Component: DoraemonClass<Doraemon>) { return componentFactory(Component, options) } } Component.registerHooks = function registerHooks (keys: string[]): void { $internalHooks.push(...keys) } export { Component, } |