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NodeDataError.ts
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NodeDataError.ts
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import { CustomError } from '@/application/Common/CustomError';
import { NodeType } from './NodeType';
import { NodeData } from './NodeData';
export class NodeDataError extends CustomError {
constructor(message: string, public readonly context: INodeDataErrorContext) {
super(createMessage(message, context));
}
}
export interface INodeDataErrorContext {
readonly type?: NodeType;
readonly selfNode: NodeData;
readonly parentNode?: NodeData;
}
function createMessage(errorMessage: string, context: INodeDataErrorContext) {
let message = '';
if (context.type !== undefined) {
message += `${NodeType[context.type]}: `;
}
message += errorMessage;
message += `\n${dump(context)}`;
return message;
}
function dump(context: INodeDataErrorContext): string {
const printJson = (obj: unknown) => JSON.stringify(obj, undefined, 2);
let output = `Self: ${printJson(context.selfNode)}`;
if (context.parentNode) {
output += `\nParent: ${printJson(context.parentNode)}`;
}
return output;
}