76 lines
1.7 KiB
JavaScript
76 lines
1.7 KiB
JavaScript
const hasProp = (instance, prop) => {
|
|
const $options = instance.$options || {}
|
|
const propsData = $options.propsData || {}
|
|
return prop in propsData
|
|
}
|
|
const slotHasProp = (slot, prop) => {
|
|
const $options = slot.componentOptions || {}
|
|
const propsData = $options.propsData || {}
|
|
return prop in propsData
|
|
}
|
|
const filterProps = (props, propsData = {}) => {
|
|
const res = {}
|
|
Object.keys(props).forEach((k) => {
|
|
if (k in propsData || props[k] !== undefined) {
|
|
res[k] = props[k]
|
|
}
|
|
})
|
|
return res
|
|
}
|
|
const getSlotOptions = (ele) => {
|
|
let componentOptions = ele.componentOptions
|
|
if (ele.$vnode) {
|
|
componentOptions = ele.$vnode.componentOptions
|
|
}
|
|
return componentOptions ? componentOptions.Ctor.options || {} : {}
|
|
}
|
|
const getOptionProps = (instance) => {
|
|
const { $options = {}, $props = {}} = instance
|
|
return filterProps($props, $options.propsData)
|
|
}
|
|
|
|
const getComponentFromProp = (instance, prop) => {
|
|
const h = instance.$createElement
|
|
const temp = instance[prop]
|
|
if (temp !== undefined) {
|
|
return typeof temp === 'function' ? temp(h) : temp
|
|
}
|
|
return instance.$slots[prop]
|
|
}
|
|
|
|
const getPropsData = (ele) => {
|
|
let componentOptions = ele.componentOptions
|
|
if (ele.$vnode) {
|
|
componentOptions = ele.$vnode.componentOptions
|
|
}
|
|
return componentOptions ? componentOptions.propsData || {} : {}
|
|
}
|
|
|
|
const getAttrs = (ele) => {
|
|
let data = ele.data
|
|
if (ele.$vnode) {
|
|
data = ele.$vnode.data
|
|
}
|
|
return data ? data.attrs || {} : {}
|
|
}
|
|
|
|
const getKey = (ele) => {
|
|
let key = ele.key
|
|
if (ele.$vnode) {
|
|
key = ele.$vnode.key
|
|
}
|
|
return key
|
|
}
|
|
export {
|
|
hasProp,
|
|
filterProps,
|
|
getOptionProps,
|
|
getComponentFromProp,
|
|
getSlotOptions,
|
|
slotHasProp,
|
|
getPropsData,
|
|
getKey,
|
|
getAttrs,
|
|
}
|
|
export default hasProp
|