Simplify indenting in THIR printing

This cuts >100kb from a local librustc_driver.so build, and seems just
obviously simpler.
This commit is contained in:
Mark Rousskov 2023-11-26 18:44:16 -05:00
parent 1bcbb7c93b
commit 8375fe4710
1 changed files with 8 additions and 2 deletions

View File

@ -31,8 +31,8 @@ const INDENT: &str = " ";
macro_rules! print_indented {
($writer:ident, $s:expr, $indent_lvl:expr) => {
let indent = (0..$indent_lvl).map(|_| INDENT).collect::<Vec<_>>().concat();
writeln!($writer, "{}{}", indent, $s).expect("unable to write to ThirPrinter");
$writer.indent($indent_lvl);
writeln!($writer, "{}", $s).expect("unable to write to ThirPrinter");
};
}
@ -48,6 +48,12 @@ impl<'a, 'tcx> ThirPrinter<'a, 'tcx> {
Self { thir, fmt: String::new() }
}
fn indent(&mut self, level: usize) {
for _ in 0..level {
self.fmt.push_str(INDENT);
}
}
fn print(&mut self) {
print_indented!(self, "params: [", 0);
for param in self.thir.params.iter() {