A.16 library(error): Error generating support
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  • Documentation
    • Reference manual
      • The SWI-Prolog library
        • library(error): Error generating support
          • type_error/2
          • domain_error/2
          • existence_error/2
          • existence_error/3
          • permission_error/3
          • instantiation_error/1
          • uninstantiation_error/1
          • representation_error/1
          • syntax_error/1
          • resource_error/1
          • must_be/2
          • is_of_type/2
          • has_type/2
          • current_encoding/1
          • current_type/3
    • Packages
Availability::- use_module(library(error)).(can be autoloaded)
Sourcepermission_error(+Operation, +PermissionType, +Culprit)
It is not allowed to perform Operation on (whatever is represented by) Culprit that is of the given PermissionType (in fact, the ISO Standard is confusing and vague about these terms’meaning).