Function normalizeStyle

src/utils/caseTransform.ts:13–29

(style?: string)

	| "slug";

function normalizeStyle(style?: string): CaseStyle | null {
	if (!style) return null;
	const normalized = style.trim().toLowerCase();
	switch (normalized) {
		case "kebab":
		case "snake":
		case "camel":
		case "pascal":
		case "title":
		case "lower":
		case "upper":
		case "slug":
			return normalized;
		default:
			return null;
	}
}

/** The case styles {@link transformCase} understands, in the order shown to the
 *  user when an unrecognized |case: style is rejected. */