Website Structure

Frontend-Learner/node_modules/to-valid-identifier/index.js

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+import reservedIdentifiers_ from 'reserved-identifiers';
+import base62 from '@sindresorhus/base62';
+
+const reservedIdentifiers = reservedIdentifiers_({includeGlobalProperties: true});
+
+const encodeCodePoint = x => `$${base62.encodeInteger(x.codePointAt(0))}$`;
+
+export default function toValidIdentifier(value) {
+	if (typeof value !== 'string') {
+		throw new TypeError(`Expected a string, got \`${typeof value}\`.`);
+	}
+
+	if (reservedIdentifiers.has(value)) {
+		// We prefix with underscore to avoid any potential conflicts with the Base62 encoded string.
+		return `$_${value}$`;
+	}
+
+	return value.replaceAll(/(?<!^)\P{ID_Continue}/gu, encodeCodePoint)
+		.replaceAll(/^[^_\p{ID_Start}]/gu, encodeCodePoint);
+}