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Remove a RefCell from pprust::State.

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This commit is contained in:
Eduard Burtescu 2014-03-27 19:31:00 +02:00
parent f65638e669
commit b0e3cb5f32
1 changed files with 9 additions and 10 deletions
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19
src/libsyntax/print/pprust.rs
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@ -26,7 +26,6 @@ use print::pp::{Breaks, Consistent, Inconsistent, eof};
use print::pp;
use std::cast;
use std::cell::RefCell;
use std::char;
use std::str;
use std::io;
@ -61,7 +60,7 @@ pub struct State<'a> {
comments: Option<Vec<comments::Comment> >,
literals: Option<Vec<comments::Literal> >,
cur_cmnt_and_lit: CurrentCommentAndLiteral,
boxes: RefCell<Vec<pp::Breaks> >,
boxes: Vec<pp::Breaks>,
ann: &'a PpAnn
}
@ -82,7 +81,7 @@ pub fn rust_printer_annotated<'a>(writer: ~io::Writer,
cur_cmnt: 0,
cur_lit: 0
},
boxes: RefCell::new(Vec::new()),
boxes: Vec::new(),
ann: ann
}
}
@ -124,7 +123,7 @@ pub fn print_crate<'a>(cm: &'a CodeMap,
cur_cmnt: 0,
cur_lit: 0
},
boxes: RefCell::new(Vec::new()),
boxes: Vec::new(),
ann: ann
};
try!(s.print_mod(&krate.module, krate.attrs.as_slice()));
@ -238,23 +237,23 @@ pub fn visibility_qualified(vis: ast::Visibility, s: &str) -> ~str {
impl<'a> State<'a> {
pub fn ibox(&mut self, u: uint) -> IoResult<()> {
self.boxes.borrow_mut().push(pp::Inconsistent);
self.boxes.push(pp::Inconsistent);
pp::ibox(&mut self.s, u)
}
pub fn end(&mut self) -> IoResult<()> {
self.boxes.borrow_mut().pop().unwrap();
self.boxes.pop().unwrap();
pp::end(&mut self.s)
}
pub fn cbox(&mut self, u: uint) -> IoResult<()> {
self.boxes.borrow_mut().push(pp::Consistent);
self.boxes.push(pp::Consistent);
pp::cbox(&mut self.s, u)
}
// "raw box"
pub fn rbox(&mut self, u: uint, b: pp::Breaks) -> IoResult<()> {
self.boxes.borrow_mut().push(b);
self.boxes.push(b);
pp::rbox(&mut self.s, u, b)
}
@ -321,8 +320,8 @@ impl<'a> State<'a> {
self.s.last_token().is_eof() || self.s.last_token().is_hardbreak_tok()
}
pub fn in_cbox(&mut self) -> bool {
match self.boxes.borrow().last() {
pub fn in_cbox(&self) -> bool {
match self.boxes.last() {
Some(&last_box) => last_box == pp::Consistent,
None => false
}