import { TaggedError } from "better-result";
// ── File System Errors ───────────────────────────────────────────────────────
export class PathTraversalError extends TaggedError("PathTraversalError")<{
path: string;
message: string;
}>() {
constructor(path: string) {
super({
path,
message: `Path traversal not allowed: ${path}`,
});
}
}
export class FileNotFoundError extends TaggedError("FileNotFoundError")<{
path: string;
message: string;
}>() {
constructor(path: string) {
super({ path, message: `File not found: ${path}` });
}
}
export class FileReadError extends TaggedError("FileReadError")<{
path: string;
cause: unknown;
message: string;
}>() {
constructor(path: string, cause: unknown) {
super({
path,
cause,
message: `Failed to read file: ${path}`,
});
}
}
// ── Source Management Errors ─────────────────────────────────────────────────
export class SourceNotFoundError extends TaggedError("SourceNotFoundError")<{
name: string;
message: string;
}>() {
constructor(name: string) {
super({ name, message: `Source not found: ${name}` });
}
}
// ── Executor Errors ──────────────────────────────────────────────────────────
export class ExecutionTimeoutError extends TaggedError("ExecutionTimeoutError")<{
timeoutMs: number;
message: string;
}>() {
constructor(timeoutMs: number) {
super({
timeoutMs,
message: `Execution timeout (${timeoutMs}ms)`,
});
}
}
export class CodeExecutionError extends TaggedError("CodeExecutionError")<{
cause: unknown;
message: string;
}>() {
constructor(cause: unknown) {
const msg = cause instanceof Error ? cause.message : String(cause);
super({ cause, message: msg });
}
}
// ── Fetch Errors ─────────────────────────────────────────────────────────────
export class FetchError extends TaggedError("FetchError")<{
spec: string;
cause: unknown;
message: string;
}>() {
constructor(spec: string, cause: unknown) {
super({
spec,
cause,
message: `Failed to fetch: ${spec}`,
});
}
}
// ── Type Aliases for Error Unions ────────────────────────────────────────────
export type FileSystemError = PathTraversalError | FileNotFoundError | FileReadError;
export type SourceError = SourceNotFoundError | FileSystemError;
export type ExecutorError = CodeExecutionError | ExecutionTimeoutError;
