error.rs
use std::fmt;
#[derive(Debug)]
pub struct Error(String);
impl fmt::Display for Error {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(f, "{}", self.0)
}
}
pub fn err(code_file: &str, code_line: u32, msg: &str) -> Error {
Error(format!(
"[ui_data:{}:{}] {}",
code_file,
code_line,
msg,
))
}