Function parseFont

packages/core/ui/styling/font-common.ts:169–202

(fontValue: string)

const weights = new Set<string>([FontWeight.THIN, FontWeight.EXTRA_LIGHT, FontWeight.LIGHT, FontWeight.NORMAL, '400', FontWeight.MEDIUM, FontWeight.SEMI_BOLD, FontWeight.BOLD, '700', FontWeight.EXTRA_BOLD, FontWeight.BLACK]);

export function parseFont(fontValue: string): ParsedFont {
	const result: ParsedFont = {
		fontStyle: 'normal',
		fontVariant: 'normal',
		fontWeight: 'normal',
	};

	const parts = fontValue.split(/\s+/);
	let part: string;
	while ((part = parts.shift())) {
		if (part === 'normal') {
			// nothing to do here
		} else if (part === 'small-caps') {
			// The only supported font variant in shorthand font
			result.fontVariant = part;
		} else if (styles.has(part)) {
			result.fontStyle = <any>part;
		} else if (weights.has(part)) {
			result.fontWeight = <any>part;
		} else if (!result.fontSize) {
			const sizes = part.split('/');
			result.fontSize = sizes[0];
			result.lineHeight = sizes.length > 1 ? sizes[1] : undefined;
		} else {
			result.fontFamily = part;
			if (parts.length) {
				result.fontFamily += ' ' + parts.join(' ');
			}
			break;
		}
	}

	return result;
}

/**
 * Kind of hack.