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fix(compiler): should only strip leading newline directly in pre tag

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This commit is contained in:
Evan You 2020-04-08 16:44:32 -04:00
parent 84440780f9
commit be666ebd59
2 changed files with 18 additions and 6 deletions
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2
packages/compiler-core/src/parse.ts
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@ -223,7 +223,7 @@ function parseChildren(
} }
} }
} }
} else { } else if (parent && context.options.isPreTag(parent.tag)) {
// remove leading newline per html spec // remove leading newline per html spec
// https://html.spec.whatwg.org/multipage/grouping-content.html#the-pre-element // https://html.spec.whatwg.org/multipage/grouping-content.html#the-pre-element
const first = nodes[0] const first = nodes[0]

20
packages/compiler-dom/__tests__/parse.spec.ts
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@ -141,12 +141,24 @@ describe('DOM parser', () => {
// #908 // #908
test('<pre> tag should remove leading newline', () => { test('<pre> tag should remove leading newline', () => {
const rawText = `\nhello` const rawText = `\nhello<div>\nbye</div>`
const ast = parse(`<pre>${rawText}</pre>`, parserOptions) const ast = parse(`<pre>${rawText}</pre>`, parserOptions)
expect((ast.children[0] as ElementNode).children[0]).toMatchObject({ expect((ast.children[0] as ElementNode).children).toMatchObject([
{
type: NodeTypes.TEXT, type: NodeTypes.TEXT,
content: rawText.slice(1) content: `hello`
}) },
{
type: NodeTypes.ELEMENT,
children: [
{
type: NodeTypes.TEXT,
// should not remove the leading newline for nested elements
content: `\nbye`
}
]
}
])
}) })
}) })