@metamask/snaps-sdk/dist/errors.cjs

A library containing the core functionality for building MetaMask Snaps

"use strict";
var __classPrivateFieldSet = (this && this.__classPrivateFieldSet) || function (receiver, state, value, kind, f) {
    if (kind === "m") throw new TypeError("Private method is not writable");
    if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a setter");
    if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot write private member to an object whose class did not declare it");
    return (kind === "a" ? f.call(receiver, value) : f ? f.value = value : state.set(receiver, value)), value;
};
var __classPrivateFieldGet = (this && this.__classPrivateFieldGet) || function (receiver, state, kind, f) {
    if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a getter");
    if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot read private member from an object whose class did not declare it");
    return kind === "m" ? f : kind === "a" ? f.call(receiver) : f ? f.value : state.get(receiver);
};
var _SnapError_code, _SnapError_message, _SnapError_data, _SnapError_stack;
Object.defineProperty(exports, "__esModule", { value: true });
exports.SnapError = void 0;
const internals_1 = require("./internals/index.cjs");
/**
 * A generic error which can be thrown by a Snap, without it causing the Snap to
 * crash.
 */
class SnapError extends Error {
    /**
     * Create a new `SnapError`.
     *
     * @param error - The error to create the `SnapError` from. If this is a
     * `string`, it will be used as the error message. If this is an `Error`, its
     * `message` property will be used as the error message. If this is a
     * `JsonRpcError`, its `message` property will be used as the error message
     * and its `code` property will be used as the error code. Otherwise, the
     * error will be converted to a string and used as the error message.
     * @param data - Additional data to include in the error. This will be merged
     * with the error data, if any.
     */
    constructor(error, data = {}) {
        const message = (0, internals_1.getErrorMessage)(error);
        super(message);
        _SnapError_code.set(this, void 0);
        _SnapError_message.set(this, void 0);
        _SnapError_data.set(this, void 0);
        _SnapError_stack.set(this, void 0);
        __classPrivateFieldSet(this, _SnapError_message, message, "f");
        __classPrivateFieldSet(this, _SnapError_code, (0, internals_1.getErrorCode)(error), "f");
        const mergedData = { ...(0, internals_1.getErrorData)(error), ...data };
        if (Object.keys(mergedData).length > 0) {
            __classPrivateFieldSet(this, _SnapError_data, mergedData, "f");
        }
        __classPrivateFieldSet(this, _SnapError_stack, super.stack, "f");
    }
    /**
     * The error name.
     *
     * @returns The error name.
     */
    get name() {
        return 'SnapError';
    }
    /**
     * The error code.
     *
     * @returns The error code.
     */
    get code() {
        return __classPrivateFieldGet(this, _SnapError_code, "f");
    }
    /**
     * The error message.
     *
     * @returns The error message.
     */
    // This line is covered, but Jest doesn't pick it up for some reason.
    /* istanbul ignore next */
    get message() {
        return __classPrivateFieldGet(this, _SnapError_message, "f");
    }
    /**
     * Additional data for the error.
     *
     * @returns Additional data for the error.
     */
    get data() {
        return __classPrivateFieldGet(this, _SnapError_data, "f");
    }
    /**
     * The error stack.
     *
     * @returns The error stack.
     */
    // This line is covered, but Jest doesn't pick it up for some reason.
    /* istanbul ignore next */
    get stack() {
        return __classPrivateFieldGet(this, _SnapError_stack, "f");
    }
    /**
     * Convert the error to a JSON object.
     *
     * @returns The JSON object.
     */
    toJSON() {
        return {
            code: internals_1.SNAP_ERROR_CODE,
            message: internals_1.SNAP_ERROR_MESSAGE,
            data: {
                cause: {
                    code: this.code,
                    message: this.message,
                    stack: this.stack,
                    ...(this.data ? { data: this.data } : {}),
                },
            },
        };
    }
    /**
     * Serialize the error to a JSON object. This is called by
     * `@metamask/rpc-errors` when serializing the error.
     *
     * @returns The JSON object.
     */
    serialize() {
        return this.toJSON();
    }
}
exports.SnapError = SnapError;
_SnapError_code = new WeakMap(), _SnapError_message = new WeakMap(), _SnapError_data = new WeakMap(), _SnapError_stack = new WeakMap();
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