Error

Represents a runtime error.

The Error API is very similar to JavaScript's (MDN (opens new window)), with some properties not being implemented yet.

Variants

Variant	Description
Error	Represents a general error.
RangeError	Represents an error where a value is not in the range of allowed values.
TypeError	Represents an error where a value is not of the expected type.
SyntaxError	Represents an error where the syntax of the input in invalid.

The Errorclass can also be sub-classed by forwarding message and setting the name property in the overloaded constructor.

Constructor

• new Error(message?: string)
  

  Constructs a new error object.

Instance members

Fields

• var message: string
  

  The message of this error.

• var name: string
  

  The name of this error. In case of Error, this is "Error".

• var stack: string
  

  The stack trace of this error. Not supported yet, hence an empty string.

Methods

• function toString(): string
  

  Returns a string representation of this error in the form name: message.