INNER CODE UNIT · TypeScript

Resources

babyfish-ct/graphql-ts-client · api/src/DependencyManager.ts:218

class Resources {

    private refCountMap = new Map<string, number>();

    retain(resource: string) {
        this.refCountMap.set(resource, (this.refCountMap.get(resource) ?? 0) + 1);
    }

    release(resource: string): number {
        const refCount = this.refCountMap.get(resource);
        if (refCount !== undefined) {
            if (refCount > 1) {
                this.refCountMap.set(resource, refCount - 1);
            } else {
                this.refCountMap.delete(resource);
            }
        }
        return this.refCountMap.size;

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