How is a private member of a class accessible outside the class?

[bavulapati]

@jviotti
On line

core/src/core/json/include/sourcemeta/core/json_value.h

Line 1373 in a38ad5f

this->data_object.data.erase(*iterator);

we are trying to access data of JSONObject. Which is a private member.

[jviotti]

Good question! There are friend declarations in the subclasses:

core/src/core/json/include/sourcemeta/core/json_object.h

Line 431 in a38ad5f

friend Value;