Function escapeNodeIdForCSS

frontend/src/webview-client/utils.ts:9–12

(nodeId: string)

 * Node IDs may contain characters invalid in CSS selectors (::, spaces, etc.)
 */
export function escapeNodeIdForCSS(nodeId: string): string {
    // CSS.escape handles all special characters properly
    return CSS.escape(nodeId);
}

/**
 * Snap value to nearest grid point.