Method _isDirty

src/data/helper/sourceManager.ts:332–350

()

    }

    private _isDirty(): boolean {
        if (this._dirty) {
            return true;
        }

        // All sourceList is from the some upstream.
        const upSourceMgrList = this._getUpstreamSourceManagers();
        for (let i = 0; i < upSourceMgrList.length; i++) {
            const upSrcMgr = upSourceMgrList[i];
            if (
                // Consider the case that there is ancestor diry, call it recursively.
                // The performance is probably not an issue because usually the chain is not long.
                upSrcMgr._isDirty()
                || this._upstreamSignList[i] !== upSrcMgr._getVersionSign()
            ) {
                return true;
            }
        }
    }

    /**
     * @param sourceIndex By default 0, means "main source".