rust-lang/rust
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

Simplify ring buffer pushes

Browse Source
This commit is contained in:
David Tolnay
2022-01-18 19:07:12 -08:00
parent e219b2b5f9
commit 50d722a691
2 changed files with 12 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
compiler/rustc_ast_pretty/src/pp.rs
View File

@@ -288,12 +288,11 @@ impl Printer {
self.left_total = 1;
self.right_total = 1;
self.right = self.left;
self.buf.truncate(1);
self.buf.clear();
} else {
self.right += 1;
self.buf.advance_right();
}
self.buf[self.right] = BufEntry { token: Token::Begin(b), size: -self.right_total };
self.buf.push(BufEntry { token: Token::Begin(b), size: -self.right_total });
self.scan_stack.push_front(self.right);
}
@@ -302,8 +301,7 @@ impl Printer {
self.print_end();
} else {
self.right += 1;
self.buf.advance_right();
self.buf[self.right] = BufEntry { token: Token::End, size: -1 };
self.buf.push(BufEntry { token: Token::End, size: -1 });
self.scan_stack.push_front(self.right);
}
}
@@ -329,9 +327,8 @@ impl Printer {
self.print_string(s);
} else {
self.right += 1;
self.buf.advance_right();
let len = s.len() as isize;
self.buf[self.right] = BufEntry { token: Token::String(s), size: len };
self.buf.push(BufEntry { token: Token::String(s), size: len });
self.right_total += len;
self.check_stream();
}