Edit File: v-once.js
/* @flow */ import { getAndRemoveAttr, addRawAttr } from 'compiler/helpers' function containVOnce (el: ASTElement): boolean { for (const attr in el.attrsMap) { if (/^v\-once$/i.test(attr)) { return true } } return false } export function preTransformVOnce (el: ASTElement) { if (containVOnce(el)) { getAndRemoveAttr(el, 'v-once', true) addRawAttr(el, '[[once]]', true) } }
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