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std::contracts:: evaluation_semantic

From cppreference.net
Utilities library
Contract support
Contract-violation information
evaluation_semantic
(C++26)
Helper functions
Defined in header <contracts>
enum class evaluation_semantic : /* unspecified */ {

ignore = 1 ,
observe = 2 ,
enforce = 3 ,
quick_enforce = 4

} ;
(since C++26)

The enumerators of std::contracts::evaluation_semantic correspond to the evaluation semantics with which a contract assertion may be evaluated, with meanings listed below:

Enumerator Meaning
ignore the contract assertion is evaluated under “ignore” semantic
observe the contract assertion is evaluated under “observe” semantic
enforce the contract assertion is evaluated under “enforce” semantic
quick_enforce the contract assertion is evaluated under “quick-enforce” semantic

See also

the type holding the contract-violation information
(class)
the kind of the contract assertion violated
(enum)
the reason that causes the contract violation
(enum)