import * as Blockly from "blockly";
export declare class DuplicateOnDragConnectionChecker extends Blockly.ConnectionChecker {
    doDragChecks(a: Blockly.RenderedConnection, b: Blockly.RenderedConnection, distance: number): boolean;
    /**
     * This is the same as the stock connection checker minus the commented out
     * shadow block check
     */
    doSafetyChecks(a: Blockly.Connection | null, b: Blockly.Connection | null): number;
}
export declare function getContainingFunction(block: Blockly.Block): Blockly.Block;