Function insertVarValues

src/inject/dynamic-theme/variables.ts:854–885

(source: string, varValues: Map<string, string>, fullStack = new Set<string>())

}

function insertVarValues(source: string, varValues: Map<string, string>, fullStack = new Set<string>()) {
    let containsUnresolvedVar = false;
    const matchReplacer = (match: string, count: number) => {
        const {name, fallback} = getVariableNameAndFallback(match);
        const stack = count > 1 ? new Set(fullStack) : fullStack;
        if (stack.has(name)) {
            containsUnresolvedVar = true;
            return null;
        }
        stack.add(name);
        const varValue = varValues.get(name) || fallback;
        let inserted: string | null = null;
        if (varValue) {
            if (isVarDependant(varValue)) {
                inserted = insertVarValues(varValue, varValues, stack);
            } else {
                inserted = varValue;
            }
        }
        if (!inserted) {
            containsUnresolvedVar = true;
            return null;
        }
        return inserted;
    };

    const replaced = replaceVariablesMatches(source, matchReplacer);
    if (containsUnresolvedVar) {
        return null;
    }
    return replaced;
}