gossamer/js_error

Types

JsError

A standard JS Error object with a name, message, and optional stack trace. Useful when constructing errors to pass to JS APIs and for inspecting errors caught from JS calls.

See Error on MDN.

pub type JsError

Values

cause

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pub fn cause(of error: JsError) -> Result(dynamic.Dynamic, Nil)

The cause attached to the error, or Error(Nil) if no cause was set.

eval_error

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pub fn eval_error(message: String) -> JsError

eval_error_with_cause

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pub fn eval_error_with_cause(
  message: String,
  cause cause: a,
) -> JsError

Creates an EvalError with message and an attached cause.

kind

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pub fn kind(of error: JsError) -> kind.JsErrorKind

The classification of error — one of the standard ECMAScript error kinds, DomException(name:) for a DOMException with its name, or Other(name:) for any other error (including plain Error and custom error subclasses).

message

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pub fn message(of error: JsError) -> String

name

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pub fn name(of error: JsError) -> String

new

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pub fn new(message: String) -> JsError

new_with_cause

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pub fn new_with_cause(message: String, cause cause: a) -> JsError

Creates a JsError with message and an attached cause (ES2022). The cause is retrievable via cause(error).

range_error

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pub fn range_error(message: String) -> JsError

range_error_with_cause

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pub fn range_error_with_cause(
  message: String,
  cause cause: a,
) -> JsError

Creates a RangeError with message and an attached cause.

reference_error

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pub fn reference_error(message: String) -> JsError

reference_error_with_cause

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pub fn reference_error_with_cause(
  message: String,
  cause cause: a,
) -> JsError

Creates a ReferenceError with message and an attached cause.

stack

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pub fn stack(of error: JsError) -> Result(String, Nil)

The stack trace captured when the error was created, or Error(Nil) if the runtime didn’t attach one.

syntax_error

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pub fn syntax_error(message: String) -> JsError

syntax_error_with_cause

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pub fn syntax_error_with_cause(
  message: String,
  cause cause: a,
) -> JsError

Creates a SyntaxError with message and an attached cause.

type_error

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pub fn type_error(message: String) -> JsError

type_error_with_cause

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pub fn type_error_with_cause(
  message: String,
  cause cause: a,
) -> JsError

Creates a TypeError with message and an attached cause.

uri_error

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pub fn uri_error(message: String) -> JsError

uri_error_with_cause

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pub fn uri_error_with_cause(
  message: String,
  cause cause: a,
) -> JsError

Creates a URIError with message and an attached cause.