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Add ErrorDisplay::show

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This commit is contained in:
Shunsuke Shibayama 2022-09-14 13:38:50 +09:00
parent e1be2d2b51
commit 1711ac3714
1 changed files with 19 additions and 15 deletions
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34
compiler/erg_common/error.rs
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@ -423,27 +423,31 @@ pub trait ErrorDisplay {
fn ref_inner(&self) -> Option<&Self>;
fn write_to_stderr(&self) {
let mut writer = BufWriter::new(stderr());
writer
.write_all(
format!(
"{}{}{}: {}{}\n",
self.format_header(),
self.format_code_and_pointer(),
self.core().kind,
self.core().desc,
fmt_option!(pre format!("\n{GREEN}hint{RESET}: "), self.core().hint),
)
.as_bytes(),
)
.unwrap();
let mut stderr = stderr();
self.write_to(&mut stderr)
}
fn write_to<W: std::io::Write>(&self, w: &mut W) {
let mut writer = BufWriter::new(w);
writer.write_all(self.show().as_bytes()).unwrap();
writer.flush().unwrap();
if let Some(inner) = self.ref_inner() {
inner.write_to_stderr()
}
}
/// fmt::Display実装用
fn show(&self) -> String {
format!(
"{}{}{}: {}{}\n",
self.format_header(),
self.format_code_and_pointer(),
self.core().kind,
self.core().desc,
fmt_option!(pre format!("\n{GREEN}hint{RESET}: "), self.core().hint)
)
}
/// for fmt::Display
fn format(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
writeln!(
f,