Function generateV2CSS

packages/cli/src/google/css.ts:142–234

(
	metadata: GenerateMetadataV2,
	makeFontFilePath: (
		id: string,
		subset: string,
		weight: string,
		style: string,
		extension: string,
	) => string,
	tag?: string,
)

};

export const generateV2CSS = (
	metadata: GenerateMetadataV2,
	makeFontFilePath: (
		id: string,
		subset: string,
		weight: string,
		style: string,
		extension: string,
	) => string,
	tag?: string,
): CSSGenerate => {
	const cssGenerate: CSSGenerate = [];
	const { id, family, styles, weights, variants, unicodeRange, subsets } =
		metadata;

	// Find the weight for index.css in the case weight 400 does not exist.
	const indexWeight = findClosest(weights, 400);

	// Generate CSS
	const hasUnicode = Object.keys(unicodeRange).length > 0;
	const unicodeKeys = hasUnicode ? Object.keys(unicodeRange) : subsets;

	for (const weight of weights) {
		for (const style of styles) {
			const cssStyle: string[] = [];

			for (const subset of unicodeKeys) {
				// Some fonts may have variants 400, 400i, 700 but not 700i.
				if (style in variants[weight]) {
					const fontObj = {
						family,
						style,
						display: 'swap',
						weight,
						unicodeRange: hasUnicode ? unicodeRange[subset] : undefined,
						src: [
							{
								url: makeFontFilePath(
									tag ?? id,
									subset,
									String(weight),
									style,
									'woff2',
								),
								format: 'woff2' as const,
							},
							{
								url: makeFontFilePath(
									tag ?? id,
									subset,
									String(weight),
									style,
									'woff',
								),
								format: 'woff' as const,
							},
						],
						comment: `${tag ?? id}-${subset}-${weight}-${style}`,