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28 lines
877 B
JavaScript

import { behavior } from './behavior';
import { observeProps } from './props';
export function observe(vantOptions, options) {
const { watch, computed } = vantOptions;
options.behaviors.push(behavior);
if (watch) {
const props = options.properties || {};
Object.keys(watch).forEach(key => {
if (key in props) {
let prop = props[key];
if (prop === null || !('type' in prop)) {
prop = { type: prop };
}
prop.observer = watch[key];
props[key] = prop;
}
});
options.properties = props;
}
if (computed) {
options.methods = options.methods || {};
options.methods.$options = () => vantOptions;
if (options.properties) {
observeProps(options.properties);
}
}
}