vue3-yuanma/packages/vue/src/index.ts

59 lines
1.6 KiB
TypeScript

// This package is the "full-build" that includes both the runtime
// and the compiler, and supports on-the-fly compilation of the template option.
import { compile, CompilerOptions } from '@vue/compiler-dom'
import { registerRuntimeCompiler, RenderFunction, warn } from '@vue/runtime-dom'
import * as runtimeDom from '@vue/runtime-dom'
import { isString, NOOP } from '@vue/shared'
const compileCache: Record<string, RenderFunction> = Object.create(null)
function compileToFunction(
template: string | HTMLElement,
options?: CompilerOptions
): RenderFunction {
if (!isString(template)) {
if (template.nodeType) {
template = template.innerHTML
} else {
__DEV__ && warn(`invalid template option: `, template)
return NOOP
}
}
const key = template
const cached = compileCache[key]
if (cached) {
return cached
}
if (template[0] === '#') {
const el = document.querySelector(template)
if (__DEV__ && !el) {
warn(`Template element not found or is empty: ${template}`)
}
template = el ? el.innerHTML : ``
}
const { code } = compile(template, {
hoistStatic: true,
cacheHandlers: true,
...options
})
const render = new Function('Vue', code)(runtimeDom) as RenderFunction
render.isRuntimeCompiled = true
return (compileCache[key] = render)
}
registerRuntimeCompiler(compileToFunction)
export { compileToFunction as compile }
export * from '@vue/runtime-dom'
if (__BROWSER__ && __DEV__) {
console[console.info ? 'info' : 'log'](
`You are running a development build of Vue.\n` +
`Make sure to use the production build (*.prod.js) when deploying for production.`
)
}