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fix(@angular-devkit/build-angular): correctly handle data URIs with escaped quotes in stylesheets #23691

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merged 1 commit into from Aug 4, 2022
Merged

fix(@angular-devkit/build-angular): correctly handle data URIs with escaped quotes in stylesheets #23691

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13 changes: 13 additions & 0 deletions packages/angular_devkit/build_angular/src/builders/browser/specs/styles_spec.ts
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Expand Up @@ -693,4 +693,17 @@ describe('Browser Builder styles', () => {

await browserBuild(architect, host, target, { styles: ['src/styles.css'] });
});

it('works when Data URI has escaped quote', async () => {
const svgData = `"data:image/svg+xml;charset=utf-8,<svg width=/"16/" height=/"15/"></svg>"`;

host.writeMultipleFiles({
'src/styles.css': `
div { background: url(${svgData}) }
`,
});

const result = await browserBuild(architect, host, target, { styles: ['src/styles.css'] });
expect(await result.files['styles.css']).toContain(svgData);
});
});
4 changes: 2 additions & 2 deletions packages/angular_devkit/build_angular/src/webpack/plugins/postcss-cli-resources.ts
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Expand Up @@ -155,7 +155,7 @@ export default function (options?: PostcssCliResourcesOptions): Plugin {
}

const value = decl.value;
const urlRegex = /url\(\s*(?:"([^"]+)"|'([^']+)'|(.+?))\s*\)/g;
const urlRegex = /url(?:\(\s*['"]?)(.*?)(?:['"]?\s*\))/g;
const segments: string[] = [];

let match;
Expand All @@ -168,7 +168,7 @@ export default function (options?: PostcssCliResourcesOptions): Plugin {

// eslint-disable-next-line no-cond-assign
while ((match = urlRegex.exec(value))) {
const originalUrl = match[1] || match[2] || match[3];
const originalUrl = match[1];
let processedUrl;
try {
processedUrl = await process(originalUrl, context, resourceCache);
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