errors

Documentation

Overview

Package errors exports common error types without unnecessary dependencies.

Index

• type ModuleError
  • func AsModuleError(err error) ModuleError
• type PublicError
  • func AsPublicError(err error) PublicError
• type ResourceLimit
  • func AsResourceLimit(err error) ResourceLimit

Types

type ModuleError

type ModuleError interface {
	PublicError
	ModuleError() bool
}

ModuleError indicates that the error is caused by unsupported or malformed WebAssembly module.

func AsModuleError

func AsModuleError(err error) ModuleError

AsModuleError returns the error if it is a module error (ModuleError method returns true).

type PublicError

type PublicError interface {
	error
	PublicError() string
}

PublicError provides a message which can be used in communications. The Error() method returns a message suitable for internal logging etc.

If the PublicError methods an empty string, the error is effectively not public.

func AsPublicError

func AsPublicError(err error) PublicError

AsPublicError returns the error if it is public (PublicError method returns non-empty string).

type ResourceLimit

type ResourceLimit interface {
	PublicError
	ResourceLimit() bool
}

ResourceLimit was reached.

func AsResourceLimit

func AsResourceLimit(err error) ResourceLimit

AsResourceLimit returns the error if it is a resource limit error (ResourceLimit method returns true).