Error Handling

The error handler is called when there is an execution error or a warning needs to be displayed. More...

Detailed Description

The error handler is called when there is an execution error or a warning needs to be displayed.

The handlers include a number of hooks to allow user-control

Errors are terms of the form:

• error( domain_error( Domain, Culprit )
• error( evaluation_error( Expression, Culprit )
• error( existence_error( Object, Culprit )
• error( instantiation_error )
• error( permission_error( Error, Permission, Culprit)
• error( representation_error( Domain, Culprit )
• error( resource_error( Resource, Culprit )
• error( syntax_error( Error )
• error( system_error( Domain, Culprit )
• error( type_error( Type, Culprit )
• error( uninstantiation_error( Culprit )`

Other types of terms result in a message

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Class Documentation

system_error/2

class system_error/2

system_error( +Error, +Cause)

• Generate a system error Error, informing the possible cause Cause