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 | 8x 8x 8x 35x 35x 35x 26x 26x 37x 26x 26x 3x 23x 23x 33x 17x 17x 23x 6x 3x 17x 25x 9x 3x 35x 8x 33x | import { ComponentInternalInstance, Slots } from 'vue'
import { Props, PushFn, renderVNodeChildren, SSRBufferItem } from '../render'
import { isArray } from '@vue/shared'
export type SSRSlots = Record<string, SSRSlot>
export type SSRSlot = (
props: Props,
push: PushFn,
parentComponent: ComponentInternalInstance | null,
scopeId: string | null
) => void
export function ssrRenderSlot(
slots: Slots | SSRSlots,
slotName: string,
slotProps: Props,
fallbackRenderFn: (() => void) | null,
push: PushFn,
parentComponent: ComponentInternalInstance,
slotScopeId?: string
) {
// template-compiled slots are always rendered as fragments
push(`<!--[-->`)
const slotFn = slots[slotName]
if (slotFn) {
const slotBuffer: SSRBufferItem[] = []
const bufferedPush = (item: SSRBufferItem) => {
slotBuffer.push(item)
}
const ret = slotFn(
slotProps,
bufferedPush,
parentComponent,
slotScopeId ? ' ' + slotScopeId : ''
)
if (isArray(ret)) {
// normal slot
renderVNodeChildren(push, ret, parentComponent, slotScopeId)
} else {
// ssr slot.
// check if the slot renders all comments, in which case use the fallback
let isEmptySlot = true
for (let i = 0; i < slotBuffer.length; i++) {
if (!isComment(slotBuffer[i])) {
isEmptySlot = false
break
}
}
if (isEmptySlot) {
if (fallbackRenderFn) {
fallbackRenderFn()
}
} else {
for (let i = 0; i < slotBuffer.length; i++) {
push(slotBuffer[i])
}
}
}
} else if (fallbackRenderFn) {
fallbackRenderFn()
}
push(`<!--]-->`)
}
const commentRE = /^<!--.*-->$/
function isComment(item: SSRBufferItem) {
return typeof item === 'string' && commentRE.test(item)
}
|