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Predicate message_prefix_hook/2
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print_message/2
print_message_lines/3
message_hook/3
thread_message_hook/3
message_property/2
message_line_element/2
message_prefix_hook/2
message_to_string/2
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prolog:message_prefix_hook
(
+ContextTerm, -Prefix
)
This hook is called to add context to the message prefix.
ContextTerm
is a member of the list provided by the
message_context
.
Prefix
must be unified with an atomic value that is added to the message prefix.