@lodestar/utils/lib/errors.js

Utilities required across multiple lodestar packages

/**
 * Generic Lodestar error with attached metadata
 */
export class LodestarError extends Error {
    type;
    constructor(type, message, stack) {
        super(message || type.code);
        this.type = type;
        if (stack)
            this.stack = stack;
    }
    getMetadata() {
        return this.type;
    }
    /**
     * Get the metadata and the stacktrace for the error.
     */
    toObject() {
        return {
            type: this.getMetadata(),
            message: this.message ?? "",
            stack: this.stack ?? "",
            className: this.constructor.name,
        };
    }
    static fromObject(obj) {
        return new LodestarError(obj.type, obj.message, obj.stack);
    }
}
/**
 * Throw this error when an upstream abort signal aborts
 */
export class ErrorAborted extends Error {
    constructor(message) {
        super(`Aborted ${message || ""}`);
    }
}
/**
 * Throw this error when wrapped timeout expires
 */
export class TimeoutError extends Error {
    constructor(message) {
        super(`Timeout ${message || ""}`);
    }
}
/**
 * Returns true if arg `e` is an instance of `ErrorAborted`
 */
export function isErrorAborted(e) {
    return e instanceof ErrorAborted;
}
/**
 * Extend an existing error by appending a string to its `e.message`
 */
export function extendError(e, appendMessage) {
    e.message = `${e.message} - ${appendMessage}`;
    return e;
}
//# sourceMappingURL=errors.js.map