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* Enhanced error handling system for git-ingest
* Provides consistent error types, messages, and handling strategies
*/
import path from "path";
import { theme } from "./theme.js";
/**
* Base error class for git-ingest specific errors
*/
export class GitIngestError extends Error {
constructor(message, code = "GENERIC_ERROR", details = {}) {
super(message);
this.name = "GitIngestError";
this.code = code;
this.details = details;
this.timestamp = new Date().toISOString();
}
toJSON() {
return {
name: this.name,
message: this.message,
code: this.code,
details: this.details,
timestamp: this.timestamp,
stack: this.stack
};
}
}
/**
* Directory-related errors
*/
export class DirectoryError extends GitIngestError {
constructor(message, path, originalError = null) {
super(message, "DIRECTORY_ERROR", {
path,
originalError: originalError?.message
});
this.name = "DirectoryError";
this.path = path;
this.originalError = originalError;
}
}
/**
* File processing errors
*/
export class FileProcessingError extends GitIngestError {
constructor(message, filePath, originalError = null) {
super(message, "FILE_PROCESSING_ERROR", {
filePath,
originalError: originalError?.message
});
this.name = "FileProcessingError";
this.filePath = filePath;
this.originalError = originalError;
}
}
/**
* Configuration errors
*/
export class ConfigurationError extends GitIngestError {
constructor(message, option = null, value = null) {
super(message, "CONFIGURATION_ERROR", { option, value });
this.name = "ConfigurationError";
this.option = option;
this.value = value;
}
}
/**
* Resource limit errors
*/
export class ResourceLimitError extends GitIngestError {
constructor(message, resource, limit, actual) {
super(message, "RESOURCE_LIMIT_ERROR", { resource, limit, actual });
this.name = "ResourceLimitError";
this.resource = resource;
this.limit = limit;
this.actual = actual;
}
}
/**
* Error handler class with enhanced formatting and suggestions
*/
export class ErrorHandler {
constructor(options = {}) {
this.verbose = options.verbose || false;
this.quiet = options.quiet || false;
}
/**
* Handle and format errors for display
*/
handle(error, exitProcess = false) {
if (this.quiet) {
if (exitProcess) process.exit(1);
return;
}
// Format error message
const formattedError = this.formatError(error);
console.error(formattedError.message);
// Show suggestions if available
if (formattedError.suggestions.length > 0) {
console.error(theme.warning("\nš” Suggestions:"));
formattedError.suggestions.forEach((suggestion, index) => {
console.error(theme.warning(` ${index + 1}. ${suggestion}`));
});
}
// Show stack trace in verbose mode
if (this.verbose && error.stack) {
console.error(theme.muted("\nStack trace:"));
console.error(theme.muted(error.stack));
}
// Show additional details for custom errors
if (error instanceof GitIngestError && this.verbose) {
console.error(theme.muted("\nError details:"));
console.error(theme.muted(JSON.stringify(error.details, null, 2)));
}
if (exitProcess) {
process.exit(1);
}
}
/**
* Format error message with icon and color
*/
formatError(error) {
const message = theme.error("ā Error: ") + error.message;
const suggestions = [];
// Add specific formatting and suggestions based on error type
if (error instanceof DirectoryError) {
suggestions.push("Verify the directory path exists and is accessible");
suggestions.push("Check file system permissions");
if (error.path) {
suggestions.push(
`Try using an absolute path: ${path.resolve(error.path)}`
);
}
} else if (error instanceof FileProcessingError) {
suggestions.push(
"Check if the file is corrupted or in use by another process"
);
suggestions.push("Verify file permissions");
if (error.filePath) {
suggestions.push(
`Try excluding this file with --exclude "${path.basename(error.filePath)}"`
);
}
} else if (error instanceof ConfigurationError) {
suggestions.push("Review the command line options");
suggestions.push("Check the configuration file syntax if using --config");
if (error.option && error.value) {
suggestions.push(
`Invalid value "${error.value}" for option "${error.option}"`
);
}
} else if (error instanceof ResourceLimitError) {
suggestions.push(`Consider increasing the ${error.resource} limit`);
suggestions.push("Try excluding large files or directories");
if (error.resource === "memory") {
suggestions.push("Process smaller directories at a time");
}
} else {
// Handle Node.js system errors
switch (error.code) {
case "ENOENT":
suggestions.push("Verify the file or directory exists");
suggestions.push("Check for typos in the path");
break;
case "EACCES":
suggestions.push("Check file/directory permissions");
suggestions.push("Run with appropriate user privileges");
break;
case "EMFILE":
case "ENFILE":
suggestions.push(
"Too many open files - try processing smaller directories"
);
suggestions.push("Increase system file descriptor limits");
break;
case "ENOSPC":
suggestions.push("Insufficient disk space");
suggestions.push("Free up disk space and try again");
break;
case "ENOMEM":
suggestions.push("Insufficient memory");
suggestions.push("Try processing smaller directories");
suggestions.push("Increase system memory or reduce --max-size limit");
break;
default:
if (error.message.includes("clipboard")) {
suggestions.push("Install clipboard tools for your platform:");
suggestions.push(" macOS: pbcopy (built-in)");
suggestions.push(" Linux: xclip or xsel");
suggestions.push(" Windows: clip (built-in)");
}
}
}
return { message, suggestions };
}
/**
* Wrap async functions with error handling
*/
async wrapAsync(fn, context = "operation") {
try {
return await fn();
} catch (error) {
throw new GitIngestError(
`Failed to ${context}: ${error.message}`,
"WRAPPED_ERROR",
{
context,
originalError: error.message
}
);
}
}
/**
* Wrap async functions with error handling
*/
safeAsyncWrapper(fn, context = "operation") {
return async (...args) => {
try {
return await fn(...args);
} catch (error) {
throw new GitIngestError(
`Failed to ${context}: ${error.message}`,
"WRAPPED_ERROR",
{
context,
originalError: error.message
}
);
}
};
}
/**
* Create a safe wrapper for file operations
*/
safeFileOperation(operation, filePath) {
return async (...args) => {
try {
return await operation(...args);
} catch (error) {
throw new FileProcessingError(
`Failed to process file: ${error.message}`,
filePath,
error
);
}
};
}
/**
* Create a safe wrapper for directory operations
*/
safeDirectoryOperation(operation, dirPath) {
return async (...args) => {
try {
return await operation(...args);
} catch (error) {
throw new DirectoryError(
`Failed to access directory: ${error.message}`,
dirPath,
error
);
}
};
}
/**
* Validate and throw configuration error if invalid
*/
validateConfig(condition, message, option = null, value = null) {
if (!condition) {
throw new ConfigurationError(message, option, value);
}
}
/**
* Check resource limits and throw error if exceeded
*/
checkResourceLimit(actual, limit, resource) {
if (actual > limit) {
throw new ResourceLimitError(
`${resource} limit exceeded: ${actual} > ${limit}`,
resource,
limit,
actual
);
}
}
/**
* Log warning message
*/
warn(message) {
if (!this.quiet) {
console.warn(theme.warning("ā ļø Warning: ") + message);
}
}
/**
* Log info message
*/
info(message) {
if (!this.quiet) {
console.log(theme.blue("ā¹ļø Info: ") + message);
}
}
/**
* Log success message
*/
success(message) {
if (!this.quiet) {
console.log(theme.green("ā
") + message);
}
}
}
/**
* Global error handlers for uncaught exceptions
*/
export function setupGlobalErrorHandlers(errorHandler) {
process.on("uncaughtException", (error) => {
console.error(theme.error("š„ Uncaught Exception:"));
errorHandler.handle(error, true);
});
process.on("unhandledRejection", (error) => {
console.error(theme.error("š„ Unhandled Rejection:"));
errorHandler.handle(error, true);
});
}
/**
* Utility function to create error handler with options
*/
export function createErrorHandler(options = {}) {
return new ErrorHandler(options);
}
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