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OOP Semantics
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| package user | |
| import ( | |
| "io" | |
| ) | |
| type User struct { | |
| Name string | |
| Email string | |
| } | |
| type UserRepository interface { | |
| Read() ([]User, error) | |
| Write([]User) error | |
| } | |
| type defaultUserRepository struct { | |
| rdr io.Reader | |
| wtr io.WriteCloser | |
| } | |
| func (u *defaultUserRepository) Read() ([]User, error) { | |
| // read using reader u.rdr | |
| //u.rdr.Read() | |
| return []User{}, nil | |
| } | |
| func (u *defaultUserRepository) Write(usr []User) error { | |
| // write using u.wtr | |
| //u.wtr.Write(...) | |
| return nil | |
| } | |
| func CreateUserRepository(r io.Reader, w io.WriteCloser) UserRepository { | |
| repo := defaultUserRepository{ | |
| rdr: r, | |
| wtr: w, | |
| } | |
| return &repo | |
| } |
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