expo-router
Version:
Expo Router is a file-based router for React Native and web applications.
24 lines • 1.31 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.shouldLinkExternally = exports.isWellKnownUri = exports.hasUrlProtocolPrefix = void 0;
/**
* Does the input string start with a valid URL scheme.
* NOTE: Additional strictness added to ensure URLs sent in query parameters for in-app navigation are not matched.
*/
function hasUrlProtocolPrefix(href) {
return /^([\w\d_+.-]+:)?\/\//.test(href);
}
exports.hasUrlProtocolPrefix = hasUrlProtocolPrefix;
function isWellKnownUri(href) {
// This is a hack and we should change this to work like the web in the future where we have full confidence in the
// ability to match URLs and send anything unmatched to the OS. The main difference between this and `hasUrlProtocolPrefix` is
// that we don't require `//`, e.g. `mailto:` is valid and common, and `mailto://bacon` is invalid.
return /^(https?|mailto|tel|sms|geo|maps|market|itmss?|itms-apps|content|file):/.test(href);
}
exports.isWellKnownUri = isWellKnownUri;
function shouldLinkExternally(href) {
// Cheap check first to avoid regex if the href is not a path fragment.
return !href.startsWith('.') && (hasUrlProtocolPrefix(href) || isWellKnownUri(href));
}
exports.shouldLinkExternally = shouldLinkExternally;
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