@trojs/error

With this package you can throw a custom error with more details. The object extends an Error object.

Types:

• AppError
• AuthenticationError
• NoContent
• NotFoundError
• NotImplementedError
• ServerError
• TimeoutError
• ValidationError
• RateLimitError

You can send:

• message (type: String)
• value (type: mixed)
• type (String|Array|Object|Number|Boolean|Date|...)
• me (current method, no validation on the value)

It validate the values by this schema:

{
    name: String,
    message: String,
    'value?': 'mixed',
    status: Number,
    'type?': Function,
    date: Date,
};

In the catch method, you can use these fields:

• name (type: String)
• message (type: String)
• value (optional, type: mixed)
• errorStatus (type: Number)
• status (type: Number, like errorStatus, but it will return 500 if there are validation errors)
• type (optional, type: Function)
• date (type: Date, current timestamp)
• me (type: mixed)
• values (type: Object, all fields)
• hasErrors (type: Boolean, returns true if there are validation errors)

Install the package:

npm install @trojs/error or yarn add @trojs/error

Example usage:

import { NotFoundError } from '@trojs/error'

class Test {
    /**
     * Throw an error.
     */
    doSomethingWrong () {
        throw new NotFoundError({
            value: 'test',
            type: String,
            message: 'Example text',
            me: this.constructor,
        });
    }

    /**
     * Catch the error.
     */
    run() {
        try {
            this.doSomethingWrong()
        } catch(error) {
            console.error(error.message)
            console.log({ value: error.value })
        }
    }
}