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bitwarden-browser/libs/components/src/icon/icon.ts
Andreas Coroiu 15920f5354
[EC-512] Tree shakeable icons (#3427)
* [EC-512] feat: create new icon class

* [EC-512] feat: implement protected svgIcon function

* [EC-512] feat: use new icon class in component

* [EC-512] feat: integrate new icons in application

* [EC-512] fix: linting

* [EC-512] chore: move report icons to where they are used

* [EC-512] chore: add export type explanation
2022-09-06 08:21:59 +02:00

26 lines
649 B
TypeScript

class Icon {
constructor(readonly svg: string) {}
}
// We only export the type to prohibit the creation of Icons without using
// the `svgIcon` template literal tag.
export type { Icon };
export function isIcon(icon: unknown): icon is Icon {
return icon instanceof Icon;
}
export class DynamicContentNotAllowedError extends Error {
constructor() {
super("Dynamic content in icons is not allowed due to risk of user-injected XSS.");
}
}
export function svgIcon(strings: TemplateStringsArray, ...values: unknown[]): Icon {
if (values.length > 0) {
throw new DynamicContentNotAllowedError();
}
return new Icon(strings[0]);
}