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Showing content from https://github.com/vuejs/vue-next/commit/669037277b03bb8e67f517faf2811a8668ea86d6 below:

fix in-browser attribute value decoding w/ html tags · vuejs/core@6690372 · GitHub

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lines changed Original file line number Diff line number Diff line change


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 import { decodeHtmlBrowser } from '../src/decodeHtmlBrowser'

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 describe('decodeHtmlBrowser', () => {

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 it('should decode HTML correctly', () => {

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 expect(decodeHtmlBrowser(' abc 123 ')).toBe(' abc 123 ')

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 expect(decodeHtmlBrowser('&')).toBe('&')

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 expect(decodeHtmlBrowser('&amp;')).toBe('&')

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 expect(decodeHtmlBrowser('&amp;amp;')).toBe('&amp;')

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 expect(decodeHtmlBrowser('<')).toBe('<')

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 expect(decodeHtmlBrowser('&lt;')).toBe('<')

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 expect(decodeHtmlBrowser('&amp;lt;')).toBe('&lt;')

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 expect(decodeHtmlBrowser('>')).toBe('>')

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 expect(decodeHtmlBrowser('&gt;')).toBe('>')

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 expect(decodeHtmlBrowser('&amp;gt;')).toBe('&gt;')

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 expect(decodeHtmlBrowser('&nbsp;')).toBe('\u00a0')

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 expect(decodeHtmlBrowser('&quot;')).toBe('"')

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 expect(decodeHtmlBrowser('&apos;')).toBe("'")

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 expect(decodeHtmlBrowser('&Eacute;')).toBe('\u00c9')

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 expect(decodeHtmlBrowser('&#xc9;')).toBe('\u00c9')

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 expect(decodeHtmlBrowser('&#201;')).toBe('\u00c9')

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 // #3001 html tags inside attribute values

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 expect(decodeHtmlBrowser('<strong>Text</strong>', true)).toBe(

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 '<strong>Text</strong>'

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 )

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 expect(decodeHtmlBrowser('<strong>&amp;</strong>', true)).toBe(

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 '<strong>&</strong>'

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 )

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 expect(

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 decodeHtmlBrowser(

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 '<strong>&lt;strong&gt;&amp;&lt;/strong&gt;</strong>',

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 true

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 )

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 ).toBe('<strong><strong>&</strong></strong>')

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 })

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 })

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 @@ -2,7 +2,15 @@

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 let decoder: HTMLDivElement

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 export function decodeHtmlBrowser(raw: string): string {

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 ;(decoder || (decoder = document.createElement('div'))).innerHTML = raw

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 return decoder.textContent as string

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 export function decodeHtmlBrowser(raw: string, asAttr = false): string {

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 if (!decoder) {

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 decoder = document.createElement('div')

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 }

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 if (asAttr) {

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 decoder.innerHTML = `<div foo="${raw.replace(/"/g, '&quot;')}">`

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 return decoder.children[0].getAttribute('foo') as string

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 } else {

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 decoder.innerHTML = raw

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 return decoder.textContent as string

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 }

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