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handle empty url path

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This commit is contained in:
Yanzhen Yu
2026-04-01 12:00:00 +08:00
parent c4b72edcf3
commit 67027d8be6
2 changed files with 9 additions and 2 deletions
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5
src/snapshot.ts
View File

@@ -46,8 +46,11 @@ const URL_IN_CSS_REF = /url\((?:'([^']*)'|"([^"]*)"|([^)]*))\)/gm;
const RELATIVE_PATH = /^(?!www\.|(?:http|ftp)s?:\/\/|[A-Za-z]:\\|\/\/).*/; const RELATIVE_PATH = /^(?!www\.|(?:http|ftp)s?:\/\/|[A-Za-z]:\\|\/\/).*/;
const DATA_URI = /^(data:)([\w\/\+]+);(charset=[\w-]+|base64).*,(.*)/gi; const DATA_URI = /^(data:)([\w\/\+]+);(charset=[\w-]+|base64).*,(.*)/gi;
export function absoluteToStylesheet(cssText: string, href: string): string { export function absoluteToStylesheet(cssText: string, href: string): string {
return cssText.replace(URL_IN_CSS_REF, (_1, path1, path2, path3) => { return cssText.replace(URL_IN_CSS_REF, (origin, path1, path2, path3) => {
const filePath = path1 || path2 || path3; const filePath = path1 || path2 || path3;
if (!filePath) {
return origin;
}
if (!RELATIVE_PATH.test(filePath)) { if (!RELATIVE_PATH.test(filePath)) {
return `url('${filePath}')`; return `url('${filePath}')`;
} }

6
test/snapshot.test.ts
View File

@@ -54,7 +54,7 @@ describe('absolute url to stylesheet', () => {
href, href,
), ),
).to.equal( ).to.equal(
`background-image: url('http://localhost/css/images/b.jpg');` + `background-image: url('http://localhost/css/images/b.jpg'); ` +
`background: #aabbcc url('http://localhost/css/images/a.jpg') 50% 50% repeat;`, `background: #aabbcc url('http://localhost/css/images/a.jpg') 50% 50% repeat;`,
); );
}); });
@@ -64,4 +64,8 @@ describe('absolute url to stylesheet', () => {
absoluteToStylesheet('url(data:image/gif;base64,ABC)', href), absoluteToStylesheet('url(data:image/gif;base64,ABC)', href),
).to.equal('url(data:image/gif;base64,ABC)'); ).to.equal('url(data:image/gif;base64,ABC)');
}); });
it('can handle empty path', () => {
expect(absoluteToStylesheet(`url('')`, href)).to.equal(`url('')`);
});
}); });