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validate.ts

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export const isValidIdentifier = (name: string) => {

return /^[_$a-zA-Z\xA0-\uFFFF][_$a-zA-Z0-9\xA0-\uFFFF]*$/.test(name);

};

export const ensureValidClassName = (name: string) => {

if (!isValidIdentifier(name)) {

return `$${name.replace(/[^_$a-zA-Z0-9]/g, '')}`;

}

return name;

};