New Creates a new error withouth any reference to another error.

NewError creates a new Error instance with the provided code, message, and wrapper error.

With Creates a new error with a new error message from the `message` supplied as a formatted string plus the `args` parameter.

WithC Creates a new error with a new error message from the `message` supplied as a formatted string plus the `args` parameter.

Wrap Creates a new error storing the `err` argument as a reference and a stack trace is computed when this function is called.

Wrap Creates a new error storing the `err` argument as a reference and a stack trace is computed when this function is called.

Error is a wrapper of an existing error containing the error stack trace at the moment of creation.