Function legacyBindObjectProps

packages/runtime-core/src/compat/renderHelpers.ts:27–63

(
  data: any,
  _tag: string,
  value: any,
  _asProp: boolean,
  isSync?: boolean,
)

}

export function legacyBindObjectProps(
  data: any,
  _tag: string,
  value: any,
  _asProp: boolean,
  isSync?: boolean,
): any {
  if (value && isObject(value)) {
    if (isArray(value)) {
      value = toObject(value)
    }
    for (const key in value) {
      if (isReservedProp(key)) {
        data[key] = value[key]
      } else if (key === 'class') {
        data.class = normalizeClass([data.class, value.class])
      } else if (key === 'style') {
        data.style = normalizeClass([data.style, value.style])
      } else {
        const attrs = data.attrs || (data.attrs = {})
        const camelizedKey = camelize(key)
        const hyphenatedKey = hyphenate(key)
        if (!(camelizedKey in attrs) && !(hyphenatedKey in attrs)) {
          attrs[key] = value[key]

          if (isSync) {
            const on = data.on || (data.on = {})
            on[`update:${key}`] = function ($event: any) {
              value[key] = $event
            }
          }
        }
      }
    }
  }
  return data
}

export function legacyBindObjectListeners(props: any, listeners: any): Data {
  return mergeProps(props, toHandlers(listeners))