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 | 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 51x 51x 51x 3x 3x 3x 51x 51x 2x 19x 19x 33x 33x 3x 3x 30x 30x 30x 30x 30x 30x 70x 70x 70x 12x 12x 12x 12x 12x 11x 11x 11x 11x 11x 11x 11x 11x 12x 12x 13x 13x 13x 13x 13x 13x 13x 16x 16x 16x 16x 12x 12x 12x 16x 16x 16x 16x 16x 1x 1x 1x 16x 15x 15x 15x 15x 15x 15x 15x 16x 4x 4x 16x 16x 13x 16x 16x 13x 13x 13x 13x 13x 13x 58x 4x 4x 58x 13x 276x 276x 55x 55x 55x 55x 276x | /* eslint-disable no-restricted-globals */ import { type ClassComponent, type ComponentInternalInstance, type ComponentOptions, type ConcreteComponent, type InternalRenderFunction, isClassComponent, } from './component' import { queueJob, queuePostFlushCb } from './scheduler' import { extend, getGlobalThis } from '@vue/shared' type HMRComponent = ComponentOptions | ClassComponent export let isHmrUpdating = false export const hmrDirtyComponents: Map< ConcreteComponent, Set<ComponentInternalInstance> > = new Map<ConcreteComponent, Set<ComponentInternalInstance>>() export interface HMRRuntime { createRecord: typeof createRecord rerender: typeof rerender reload: typeof reload } // Expose the HMR runtime on the global object // This makes it entirely tree-shakable without polluting the exports and makes // it easier to be used in toolings like vue-loader // Note: for a component to be eligible for HMR it also needs the __hmrId option // to be set so that its instances can be registered / removed. if (__DEV__) { getGlobalThis().__VUE_HMR_RUNTIME__ = { createRecord: tryWrap(createRecord), rerender: tryWrap(rerender), reload: tryWrap(reload), } as HMRRuntime } const map: Map< string, { // the initial component definition is recorded on import - this allows us // to apply hot updates to the component even when there are no actively // rendered instance. initialDef: ComponentOptions instances: Set<ComponentInternalInstance> } > = new Map() export function registerHMR(instance: ComponentInternalInstance): void { const id = instance.type.__hmrId! let record = map.get(id) if (!record) { createRecord(id, instance.type as HMRComponent) record = map.get(id)! } record.instances.add(instance) } export function unregisterHMR(instance: ComponentInternalInstance): void { map.get(instance.type.__hmrId!)!.instances.delete(instance) } function createRecord(id: string, initialDef: HMRComponent): boolean { if (map.has(id)) { return false } map.set(id, { initialDef: normalizeClassComponent(initialDef), instances: new Set(), }) return true } function normalizeClassComponent(component: HMRComponent): ComponentOptions { return isClassComponent(component) ? component.__vccOpts : component } function rerender(id: string, newRender?: Function): void { const record = map.get(id) if (!record) { return } // update initial record (for not-yet-rendered component) record.initialDef.render = newRender // Create a snapshot which avoids the set being mutated during updates ;[...record.instances].forEach(instance => { if (newRender) { instance.render = newRender as InternalRenderFunction normalizeClassComponent(instance.type as HMRComponent).render = newRender } instance.renderCache = [] // this flag forces child components with slot content to update isHmrUpdating = true instance.update() isHmrUpdating = false }) } function reload(id: string, newComp: HMRComponent): void { const record = map.get(id) if (!record) return newComp = normalizeClassComponent(newComp) // update initial def (for not-yet-rendered components) updateComponentDef(record.initialDef, newComp) // create a snapshot which avoids the set being mutated during updates const instances = [...record.instances] for (let i = 0; i < instances.length; i++) { const instance = instances[i] const oldComp = normalizeClassComponent(instance.type as HMRComponent) let dirtyInstances = hmrDirtyComponents.get(oldComp) if (!dirtyInstances) { // 1. Update existing comp definition to match new one if (oldComp !== record.initialDef) { updateComponentDef(oldComp, newComp) } // 2. mark definition dirty. This forces the renderer to replace the // component on patch. hmrDirtyComponents.set(oldComp, (dirtyInstances = new Set())) } dirtyInstances.add(instance) // 3. invalidate options resolution cache instance.appContext.propsCache.delete(instance.type as any) instance.appContext.emitsCache.delete(instance.type as any) instance.appContext.optionsCache.delete(instance.type as any) // 4. actually update if (instance.ceReload) { // custom element dirtyInstances.add(instance) instance.ceReload((newComp as any).styles) dirtyInstances.delete(instance) } else if (instance.parent) { // 4. Force the parent instance to re-render. This will cause all updated // components to be unmounted and re-mounted. Queue the update so that we // don't end up forcing the same parent to re-render multiple times. queueJob(() => { isHmrUpdating = true instance.parent!.update() isHmrUpdating = false // #6930, #11248 avoid infinite recursion dirtyInstances.delete(instance) }) } else if (instance.appContext.reload) { // root instance mounted via createApp() has a reload method instance.appContext.reload() } else if (typeof window !== 'undefined') { // root instance inside tree created via raw render(). Force reload. window.location.reload() } else { console.warn( '[HMR] Root or manually mounted instance modified. Full reload required.', ) } // update custom element child style if (instance.root.ce && instance !== instance.root) { instance.root.ce._removeChildStyle(oldComp) } } // 5. make sure to cleanup dirty hmr components after update queuePostFlushCb(() => { hmrDirtyComponents.clear() }) } function updateComponentDef( oldComp: ComponentOptions, newComp: ComponentOptions, ) { extend(oldComp, newComp) for (const key in oldComp) { if (key !== '__file' && !(key in newComp)) { delete oldComp[key] } } } function tryWrap(fn: (id: string, arg: any) => any): Function { return (id: string, arg: any) => { try { return fn(id, arg) } catch (e: any) { console.error(e) console.warn( `[HMR] Something went wrong during Vue component hot-reload. ` + `Full reload required.`, ) } } } |