Function extractBlock

site/src/theme/cssVariables.test.ts:71–86

(css: string, selector: string)

}

function extractBlock(css: string, selector: string): string | null {
	const cssWithoutComments = stripCssComments(css);
	for (const match of cssWithoutComments.matchAll(/([^{}]+)\{([^{}]*)\}/g)) {
		const selectorList = match[1];
		const block = match[2];
		if (selectorList === undefined || block === undefined) {
			continue;
		}

		const selectors = selectorList.split(",").map((value) => value.trim());
		if (selectors.includes(selector)) {
			return block;
		}
	}
	return null;
}

function extractVariable(block: string, variable: string): string | null {
	return extractVariables(block).get(variable) ?? null;