@typespec/http-server-js/dist/src/util/error.js

TypeSpec HTTP server code generator for JavaScript

// Copyright (c) Microsoft Corporation
// Licensed under the MIT license.
/**
 * A utility error for unimplemented functionality.
 */
export class UnimplementedError extends Error {
    constructor(message) {
        super(`Unimplemented: ${message}`);
    }
}
/**
 * A utility error for unreachable code paths.
 */
export class UnreachableError extends Error {
    constructor(message, values) {
        let fullMessage = `Unreachable: ${message}`;
        if (values) {
            fullMessage += `\nObserved values: ${Object.entries(values)
                .map(([k, v]) => `  ${k}: ${String(v)}`)
                .join(",\n")}`;
        }
        super(fullMessage);
    }
}
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