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2 changes: 1 addition & 1 deletion packages/core/src/index.ts
Original file line number Diff line number Diff line change
Expand Up @@ -82,7 +82,7 @@ export { default as PopupMenuHandler } from './view/handler/PopupMenuHandler';
export { default as RubberBandHandler } from './view/handler/RubberBandHandler';
export { default as SelectionCellsHandler } from './view/handler/SelectionCellsHandler';
export { default as TooltipHandler } from './view/handler/TooltipHandler';
export { default as VertexHandler } from './view/handler/VertexHandler';
export type { default as VertexHandler } from './view/handler/VertexHandler';

export { default as CircleLayout } from './view/layout/CircleLayout';
export { default as CompactTreeLayout } from './view/layout/CompactTreeLayout';
Expand Down
22 changes: 13 additions & 9 deletions packages/core/src/view/Graph.ts
Original file line number Diff line number Diff line change
Expand Up @@ -430,7 +430,8 @@ class Graph extends EventSource {
createEdgeHandlerInstance(state: CellState): EdgeHandler {
// Note this method not being called createEdgeHandler to keep compatibility
// with older code which overrides/calls createEdgeHandler
return new EdgeHandler(state);
// return new EdgeHandler(state);
return null!;
}

/**
Expand All @@ -439,7 +440,8 @@ class Graph extends EventSource {
* @param state {@link CellState} to create the handler for.
*/
createEdgeSegmentHandler(state: CellState) {
return new EdgeSegmentHandler(state);
// return new EdgeSegmentHandler(state);
return null;
}

/**
Expand All @@ -448,7 +450,8 @@ class Graph extends EventSource {
* @param state {@link CellState} to create the handler for.
*/
createElbowEdgeHandler(state: CellState) {
return new ElbowEdgeHandler(state);
// return new ElbowEdgeHandler(state);
return null;
}

/**
Expand Down Expand Up @@ -485,7 +488,8 @@ class Graph extends EventSource {
* @param state {@link CellState} to create the handler for.
*/
createVertexHandler(state: CellState): VertexHandler {
return new VertexHandler(state);
// return new VertexHandler(state);
return null!;
}

// ===================================================================================================================
Expand Down Expand Up @@ -1037,24 +1041,24 @@ class Graph extends EventSource {
* @param edgeStyle the {@link EdgeStyleFunction} that let choose the actual edge handler.
*/
createEdgeHandler(state: CellState, edgeStyle: EdgeStyleFunction | null): EdgeHandler {
let result = null;
const result = null;
if (
edgeStyle == EdgeStyle.Loop ||
edgeStyle == EdgeStyle.ElbowConnector ||
edgeStyle == EdgeStyle.SideToSide ||
edgeStyle == EdgeStyle.TopToBottom
) {
result = this.createElbowEdgeHandler(state);
// result = this.createElbowEdgeHandler(state);
} else if (
edgeStyle == EdgeStyle.SegmentConnector ||
edgeStyle == EdgeStyle.OrthConnector
) {
result = this.createEdgeSegmentHandler(state);
// result = this.createEdgeSegmentHandler(state);
} else {
result = this.createEdgeHandlerInstance(state);
// result = this.createEdgeHandlerInstance(state);
}

return result;
return result!;
}

/*****************************************************************************
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