use std::cast;
use std::char;
-use std::str;
-use std::io;
use std::io::{IoResult, MemWriter};
+use std::io;
use std::rc::Rc;
+use std::str;
+use std::strbuf::StrBuf;
pub enum AnnNode<'a> {
NodeBlock(&'a ast::Block),
match lit.node {
ast::LitStr(ref st, style) => self.print_string(st.get(), style),
ast::LitChar(ch) => {
- let mut res = ~"'";
+ let mut res = StrBuf::from_str("'");
char::from_u32(ch).unwrap().escape_default(|c| res.push_char(c));
res.push_char('\'');
- word(&mut self.s, res)
+ word(&mut self.s, res.into_owned())
}
ast::LitInt(i, t) => {
word(&mut self.s, format!("{}{}", i, ast_util::int_ty_to_str(t)))