Functions
long	check_positive (long v, const char *error_msg)
	Checks that `v` is positive and returns `v`. More...

Function Documentation

◆ check_positive()

long anonymous_namespace{dense.cpp}::check_positive	(	long	v,
		const char *	error_msg
	)

Checks that v is positive and returns v.

This function can be used to verify arguments in the initializer list of the constructor.

Parameters

v	Number to check.
error_msg	This message will be used in the construction of the `std::invalid_argument` exception in case of error.

Exceptions

std::invalid_argument if v <= 0.

Definition at line 23 of file dense.cpp.