Fix: using msag as parameter for a factory lambda takes 'this' as argument is confusing
Fix: using msag as parameter for a factory lambda takes 'this' as
argument is confusing

psadusumilli/design-pattern-reloaded,cbouttaz/design-pattern-reloaded,hasalex/design-pattern-reloaded,ldez/design-pattern-reloaded,forax/design-pattern-reloaded,ArnaudPiroelle/design-pattern-reloaded,seblm/design-pattern-reloaded