2023-05-21 12:11:59 +02:00

62 lines
1.6 KiB
JavaScript

import { attributesOnly, directives } from "./directives"
let binds = {}
export function bind(name, bindings) {
let getBindings = typeof bindings !== 'function' ? () => bindings : bindings
if (name instanceof Element) {
applyBindingsObject(name, getBindings())
} else {
binds[name] = getBindings
}
}
export function injectBindingProviders(obj) {
Object.entries(binds).forEach(([name, callback]) => {
Object.defineProperty(obj, name, {
get() {
return (...args) => {
return callback(...args)
}
}
})
})
return obj
}
export function addVirtualBindings(el, bindings) {
let getBindings = typeof bindings !== 'function' ? () => bindings : bindings
el._x_virtualDirectives = getBindings()
}
export function applyBindingsObject(el, obj, original) {
let cleanupRunners = []
while (cleanupRunners.length) cleanupRunners.pop()()
let attributes = Object.entries(obj).map(([name, value]) => ({ name, value }))
let staticAttributes = attributesOnly(attributes)
// Handle binding normal HTML attributes (non-Alpine directives).
attributes = attributes.map(attribute => {
if (staticAttributes.find(attr => attr.name === attribute.name)) {
return {
name: `x-bind:${attribute.name}`,
value: `"${attribute.value}"`,
}
}
return attribute
})
directives(el, attributes, original).map(handle => {
cleanupRunners.push(handle.runCleanups)
handle()
})
}