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pub use rep_derive::*;
pub use rep_derive::check_rep;
pub use log::Level::Error;
pub use log::{error, log_enabled};
pub trait CheckRep {
fn is_correct(&self) -> bool {
self.correctness().is_ok()
}
fn correctness(&self) -> Result<(), Vec<String>> {
if self.is_correct() {
Ok(())
} else {
Err(vec![])
}
}
fn check_rep(&self) {
match self.correctness() {
Ok(_) => {}
Err(errors) => {
if log_enabled!(Error) {
for error in errors {
error!("representation invariant violated: {:?}", error);
}
} else {
if errors.len() > 0 {
panic!("representation invariant violated: {:?}", errors);
} else {
panic!("representation invariant violated");
}
}
}
}
}
}
pub trait CustomCheckRep {
fn c_is_correct(&self) -> bool {
self.c_correctness().is_ok()
}
fn c_correctness(&self) -> Result<(), Vec<String>> {
if self.c_is_correct() {
Ok(())
} else {
Err(vec![])
}
}
}