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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 | 2x 2x 11x 2x 2x 11x 2x 267x 267x 267x 267x 267x 267x 267x 269x 269x 268x 2x 2x 2x 2x 2x 268x 7x 7x 268x 268x 268x 268x 268x 268x 268x 268x 268x 269x 267x 267x 2x 564x 564x 564x 564x 564x 564x 564x 564x 570x 570x 364x 364x 570x 570x 116x 116x 570x 457x 457x 457x 457x 457x 457x 457x 457x 457x 570x 564x | /** Runtime helper for applying directives to a vnode. Example usage: const comp = resolveComponent('comp') const foo = resolveDirective('foo') const bar = resolveDirective('bar') return withDirectives(h(comp), [ [foo, this.x], [bar, this.y] ]) */ import type { VNode } from './vnode' import { EMPTY_OBJ, isBuiltInDirective, isFunction } from '@vue/shared' import { warn } from './warning' import { type ComponentInternalInstance, type Data, getComponentPublicInstance, } from './component' import { currentRenderingInstance } from './componentRenderContext' import { ErrorCodes, callWithAsyncErrorHandling } from './errorHandling' import type { ComponentPublicInstance } from './componentPublicInstance' import { mapCompatDirectiveHook } from './compat/customDirective' import { pauseTracking, resetTracking, traverse } from '@vue/reactivity' export interface DirectiveBinding< Value = any, Modifiers extends string = string, Arg extends string = string, > { instance: ComponentPublicInstance | Record<string, any> | null value: Value oldValue: Value | null arg?: Arg modifiers: DirectiveModifiers<Modifiers> dir: ObjectDirective<any, Value> } export type DirectiveHook< HostElement = any, Prev = VNode<any, HostElement> | null, Value = any, Modifiers extends string = string, Arg extends string = string, > = ( el: HostElement, binding: DirectiveBinding<Value, Modifiers, Arg>, vnode: VNode<any, HostElement>, prevVNode: Prev, ) => void export type SSRDirectiveHook< Value = any, Modifiers extends string = string, Arg extends string = string, > = ( binding: DirectiveBinding<Value, Modifiers, Arg>, vnode: VNode, ) => Data | undefined export interface ObjectDirective< HostElement = any, Value = any, Modifiers extends string = string, Arg extends string = string, > { /** * @internal without this, ts-expect-error in directives.test-d.ts somehow * fails when running tsc, but passes in IDE and when testing against built * dts. Could be a TS bug. */ __mod?: Modifiers created?: DirectiveHook<HostElement, null, Value, Modifiers, Arg> beforeMount?: DirectiveHook<HostElement, null, Value, Modifiers, Arg> mounted?: DirectiveHook<HostElement, null, Value, Modifiers, Arg> beforeUpdate?: DirectiveHook< HostElement, VNode<any, HostElement>, Value, Modifiers, Arg > updated?: DirectiveHook< HostElement, VNode<any, HostElement>, Value, Modifiers, Arg > beforeUnmount?: DirectiveHook<HostElement, null, Value, Modifiers, Arg> unmounted?: DirectiveHook<HostElement, null, Value, Modifiers, Arg> getSSRProps?: SSRDirectiveHook<Value, Modifiers, Arg> deep?: boolean } export type FunctionDirective< HostElement = any, V = any, Modifiers extends string = string, Arg extends string = string, > = DirectiveHook<HostElement, any, V, Modifiers, Arg> export type Directive< HostElement = any, Value = any, Modifiers extends string = string, Arg extends string = string, > = | ObjectDirective<HostElement, Value, Modifiers, Arg> | FunctionDirective<HostElement, Value, Modifiers, Arg> export type DirectiveModifiers<K extends string = string> = Record<K, boolean> export function validateDirectiveName(name: string): void { if (isBuiltInDirective(name)) { warn('Do not use built-in directive ids as custom directive id: ' + name) } } // Directive, value, argument, modifiers export type DirectiveArguments = Array< | [Directive | undefined] | [Directive | undefined, any] | [Directive | undefined, any, string] | [Directive | undefined, any, string | undefined, DirectiveModifiers] > /** * Adds directives to a VNode. */ export function withDirectives<T extends VNode>( vnode: T, directives: DirectiveArguments, ): T { if (currentRenderingInstance === null) { __DEV__ && warn(`withDirectives can only be used inside render functions.`) return vnode } const instance = getComponentPublicInstance(currentRenderingInstance) const bindings: DirectiveBinding[] = vnode.dirs || (vnode.dirs = []) for (let i = 0; i < directives.length; i++) { let [dir, value, arg, modifiers = EMPTY_OBJ] = directives[i] if (dir) { if (isFunction(dir)) { dir = { mounted: dir, updated: dir, } as ObjectDirective } if (dir.deep) { traverse(value) } bindings.push({ dir, instance, value, oldValue: void 0, arg, modifiers, }) } } return vnode } export function invokeDirectiveHook( vnode: VNode, prevVNode: VNode | null, instance: ComponentInternalInstance | null, name: keyof ObjectDirective, ): void { const bindings = vnode.dirs! const oldBindings = prevVNode && prevVNode.dirs! for (let i = 0; i < bindings.length; i++) { const binding = bindings[i] if (oldBindings) { binding.oldValue = oldBindings[i].value } let hook = binding.dir[name] as DirectiveHook | DirectiveHook[] | undefined if (__COMPAT__ && !hook) { hook = mapCompatDirectiveHook(name, binding.dir, instance) } if (hook) { // disable tracking inside all lifecycle hooks // since they can potentially be called inside effects. pauseTracking() callWithAsyncErrorHandling(hook, instance, ErrorCodes.DIRECTIVE_HOOK, [ vnode.el, binding, vnode, prevVNode, ]) resetTracking() } } } |