export class FigmadError extends Error {
constructor(
message: string,
public code: string,
public statusCode?: number,
public details?: unknown
) {
super(message);
this.name = 'FigmadError';
}
}
export class FigmaApiError extends FigmadError {
constructor(message: string, statusCode: number, details?: unknown) {
super(message, 'FIGMA_API_ERROR', statusCode, details);
this.name = 'FigmaApiError';
}
}
export class PluginBridgeError extends FigmadError {
constructor(message: string, details?: unknown) {
super(message, 'PLUGIN_BRIDGE_ERROR', undefined, details);
this.name = 'PluginBridgeError';
}
}
export class PluginNotConnectedError extends PluginBridgeError {
constructor() {
super('Figma plugin is not connected. Please open Figma and run the figmad plugin.');
this.name = 'PluginNotConnectedError';
}
}
export class PluginTimeoutError extends PluginBridgeError {
constructor(commandType: string, timeoutMs: number) {
super(`Plugin command '${commandType}' timed out after ${timeoutMs}ms`);
this.name = 'PluginTimeoutError';
}
}
export class CaptureError extends FigmadError {
constructor(message: string, details?: unknown) {
super(message, 'CAPTURE_ERROR', undefined, details);
this.name = 'CaptureError';
}
}
export class ValidationError extends FigmadError {
constructor(message: string, details?: unknown) {
super(message, 'VALIDATION_ERROR', 400, details);
this.name = 'ValidationError';
}
}
export function isRetryableError(error: unknown): boolean {
if (error instanceof FigmaApiError) {
return error.statusCode === 429 || error.statusCode === 503;
}
return false;
}
export function formatErrorForMcp(error: unknown): { code: string; message: string } {
if (error instanceof FigmadError) {
return { code: error.code, message: error.message };
}
if (error instanceof Error) {
return { code: 'UNKNOWN_ERROR', message: error.message };
}
return { code: 'UNKNOWN_ERROR', message: String(error) };
}
