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rollup merge of #21710: alfie/libsyntax 

Conflicts:
	src/libsyntax/parse/parser.rs
This commit is contained in:
Alex Crichton 2015-02-02 10:56:55 -08:00
parent 8c468b69ae 9683745fed
commit 9529ab0e7e
15 changed files with 142 additions and 142 deletions
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20
src/libsyntax/ast_util.rs
View File

@ -322,21 +322,21 @@ pub fn struct_field_visibility(field: ast::StructField) -> Visibility {
pub fn operator_prec(op: ast::BinOp_) -> usize {
match op {
// 'as' sits here with 12
BiMul | BiDiv | BiRem => 11us,
BiAdd | BiSub => 10us,
BiShl | BiShr => 9us,
BiBitAnd => 8us,
BiBitXor => 7us,
BiBitOr => 6us,
BiLt | BiLe | BiGe | BiGt | BiEq | BiNe => 3us,
BiAnd => 2us,
BiOr => 1us
BiMul | BiDiv | BiRem => 11,
BiAdd | BiSub => 10,
BiShl | BiShr => 9,
BiBitAnd => 8,
BiBitXor => 7,
BiBitOr => 6,
BiLt | BiLe | BiGe | BiGt | BiEq | BiNe => 3,
BiAnd => 2,
BiOr => 1
}
}
/// Precedence of the `as` operator, which is a binary operator
/// not appearing in the prior table.
pub const AS_PREC: usize = 12us;
pub const AS_PREC: usize = 12;
pub fn empty_generics() -> Generics {
Generics {

18
src/libsyntax/codemap.rs
View File

@ -431,7 +431,7 @@ impl CodeMap {
let lo = self.lookup_char_pos(sp.lo);
let hi = self.lookup_char_pos(sp.hi);
let mut lines = Vec::new();
for i in lo.line - 1us..hi.line as usize {
for i in lo.line - 1..hi.line as usize {
lines.push(i);
};
FileLines {file: lo.file, lines: lines}
@ -499,10 +499,10 @@ impl CodeMap {
let files = self.files.borrow();
let files = &*files;
let len = files.len();
let mut a = 0us;
let mut a = 0;
let mut b = len;
while b - a > 1us {
let m = (a + b) / 2us;
while b - a > 1 {
let m = (a + b) / 2;
if files[m].start_pos > pos {
b = m;
} else {
@ -538,12 +538,12 @@ impl CodeMap {
let files = self.files.borrow();
let f = (*files)[idx].clone();
let mut a = 0us;
let mut a = 0;
{
let lines = f.lines.borrow();
let mut b = lines.len();
while b - a > 1us {
let m = (a + b) / 2us;
while b - a > 1 {
let m = (a + b) / 2;
if (*lines)[m] > pos { b = m; } else { a = m; }
}
}
@ -552,7 +552,7 @@ impl CodeMap {
fn lookup_pos(&self, pos: BytePos) -> Loc {
let FileMapAndLine {fm: f, line: a} = self.lookup_line(pos);
let line = a + 1us; // Line numbers start at 1
let line = a + 1; // Line numbers start at 1
let chpos = self.bytepos_to_file_charpos(pos);
let linebpos = (*f.lines.borrow())[a];
let linechpos = self.bytepos_to_file_charpos(linebpos);
@ -763,7 +763,7 @@ mod test {
assert_eq!(file_lines.file.name, "blork.rs");
assert_eq!(file_lines.lines.len(), 1);
assert_eq!(file_lines.lines[0], 1us);
assert_eq!(file_lines.lines[0], 1);
}
#[test]

32
src/libsyntax/diagnostic.rs
View File

@ -25,7 +25,7 @@ use term::WriterWrapper;
use term;
/// maximum number of lines we will print for each error; arbitrary.
static MAX_LINES: usize = 6us;
static MAX_LINES: usize = 6;
#[derive(Clone, Copy)]
pub enum RenderSpan {
@ -155,19 +155,19 @@ impl Handler {
self.bump_err_count();
}
pub fn bump_err_count(&self) {
self.err_count.set(self.err_count.get() + 1us);
self.err_count.set(self.err_count.get() + 1);
}
pub fn err_count(&self) -> usize {
self.err_count.get()
}
pub fn has_errors(&self) -> bool {
self.err_count.get() > 0us
self.err_count.get() > 0
}
pub fn abort_if_errors(&self) {
let s;
match self.err_count.get() {
0us => return,
1us => s = "aborting due to previous error".to_string(),
0 => return,
1 => s = "aborting due to previous error".to_string(),
_ => {
s = format!("aborting due to {} previous errors",
self.err_count.get());
@ -457,7 +457,7 @@ fn highlight_lines(err: &mut EmitterWriter,
let mut elided = false;
let mut display_lines = &lines.lines[];
if display_lines.len() > MAX_LINES {
display_lines = &display_lines[0us..MAX_LINES];
display_lines = &display_lines[0..MAX_LINES];
elided = true;
}
// Print the offending lines
@ -468,32 +468,32 @@ fn highlight_lines(err: &mut EmitterWriter,
}
}
if elided {
let last_line = display_lines[display_lines.len() - 1us];
let s = format!("{}:{} ", fm.name, last_line + 1us);
let last_line = display_lines[display_lines.len() - 1];
let s = format!("{}:{} ", fm.name, last_line + 1);
try!(write!(&mut err.dst, "{0:1$}...\n", "", s.len()));
}
// FIXME (#3260)
// If there's one line at fault we can easily point to the problem
if lines.lines.len() == 1us {
if lines.lines.len() == 1 {
let lo = cm.lookup_char_pos(sp.lo);
let mut digits = 0us;
let mut num = (lines.lines[0] + 1us) / 10us;
let mut digits = 0;
let mut num = (lines.lines[0] + 1) / 10;
// how many digits must be indent past?
while num > 0us { num /= 10us; digits += 1us; }
while num > 0 { num /= 10; digits += 1; }
// indent past |name:## | and the 0-offset column location
let left = fm.name.len() + digits + lo.col.to_usize() + 3us;
let left = fm.name.len() + digits + lo.col.to_usize() + 3;
let mut s = String::new();
// Skip is the number of characters we need to skip because they are
// part of the 'filename:line ' part of the previous line.
let skip = fm.name.len() + digits + 3us;
let skip = fm.name.len() + digits + 3;
for _ in 0..skip {
s.push(' ');
}
if let Some(orig) = fm.get_line(lines.lines[0]) {
for pos in 0us..left - skip {
for pos in 0..left - skip {
let cur_char = orig.as_bytes()[pos] as char;
// Whenever a tab occurs on the previous line, we insert one on
// the error-point-squiggly-line as well (instead of a space).
@ -511,7 +511,7 @@ fn highlight_lines(err: &mut EmitterWriter,
let hi = cm.lookup_char_pos(sp.hi);
if hi.col != lo.col {
// the ^ already takes up one space
let num_squigglies = hi.col.to_usize() - lo.col.to_usize() - 1us;
let num_squigglies = hi.col.to_usize() - lo.col.to_usize() - 1;
for _ in 0..num_squigglies {
s.push('~');
}

16
src/libsyntax/ext/deriving/generic/mod.rs
View File

@ -770,7 +770,7 @@ impl<'a> MethodDef<'a> {
let mut raw_fields = Vec::new(); // ~[[fields of self],
// [fields of next Self arg], [etc]]
let mut patterns = Vec::new();
for i in 0us..self_args.len() {
for i in 0..self_args.len() {
let struct_path= cx.path(DUMMY_SP, vec!( type_ident ));
let (pat, ident_expr) =
trait_.create_struct_pattern(cx,
@ -859,8 +859,8 @@ impl<'a> MethodDef<'a> {
/// (&A2(ref __self_0),
/// &A2(ref __arg_1_0)) => (*__self_0).eq(&(*__arg_1_0)),
/// _ => {
/// let __self_vi = match *self { A1(..) => 0us, A2(..) => 1us };
/// let __arg_1_vi = match *__arg_1 { A1(..) => 0us, A2(..) => 1us };
/// let __self_vi = match *self { A1(..) => 0, A2(..) => 1 };
/// let __arg_1_vi = match *__arg_1 { A1(..) => 0, A2(..) => 1 };
/// false
/// }
/// }
@ -904,8 +904,8 @@ impl<'a> MethodDef<'a> {
/// (Variant2, Variant2, Variant2) => ... // delegate Matching on Variant2
/// ...
/// _ => {
/// let __this_vi = match this { Variant1 => 0us, Variant2 => 1us, ... };
/// let __that_vi = match that { Variant1 => 0us, Variant2 => 1us, ... };
/// let __this_vi = match this { Variant1 => 0, Variant2 => 1, ... };
/// let __that_vi = match that { Variant1 => 0, Variant2 => 1, ... };
/// ... // catch-all remainder can inspect above variant index values.
/// }
/// }
@ -1067,13 +1067,13 @@ impl<'a> MethodDef<'a> {
//
// ```
// let __self0_vi = match self {
// A => 0us, B(..) => 1us, C(..) => 2us
// A => 0, B(..) => 1, C(..) => 2
// };
// let __self1_vi = match __arg1 {
// A => 0us, B(..) => 1us, C(..) => 2us
// A => 0, B(..) => 1, C(..) => 2
// };
// let __self2_vi = match __arg2 {
// A => 0us, B(..) => 1us, C(..) => 2us
// A => 0, B(..) => 1, C(..) => 2
// };
// ```
let mut index_let_stmts: Vec<P<ast::Stmt>> = Vec::new();

4
src/libsyntax/ext/expand.rs
View File

@ -362,7 +362,7 @@ fn expand_mac_invoc<T, F, G>(mac: ast::Mac, span: codemap::Span,
// in this file.
// Token-tree macros:
MacInvocTT(pth, tts, _) => {
if pth.segments.len() > 1us {
if pth.segments.len() > 1 {
fld.cx.span_err(pth.span,
"expected macro name without module \
separators");
@ -931,7 +931,7 @@ fn expand_pat(p: P<ast::Pat>, fld: &mut MacroExpander) -> P<ast::Pat> {
},
_ => unreachable!()
};
if pth.segments.len() > 1us {
if pth.segments.len() > 1 {
fld.cx.span_err(pth.span, "expected macro name without module separators");
return DummyResult::raw_pat(span);
}

2
src/libsyntax/ext/quote.rs
View File

@ -709,7 +709,7 @@ fn expand_tts(cx: &ExtCtxt, sp: Span, tts: &[ast::TokenTree])
// try removing it when enough of them are gone.
let mut p = cx.new_parser_from_tts(tts);
p.quote_depth += 1us;
p.quote_depth += 1;
let cx_expr = p.parse_expr();
if !p.eat(&token::Comma) {

34
src/libsyntax/ext/tt/macro_parser.rs
View File

@ -171,11 +171,11 @@ pub fn initial_matcher_pos(ms: Rc<Vec<TokenTree>>, sep: Option<Token>, lo: ByteP
stack: vec![],
top_elts: TtSeq(ms),
sep: sep,
idx: 0us,
idx: 0,
up: None,
matches: matches,
match_lo: 0us,
match_cur: 0us,
match_lo: 0,
match_cur: 0,
match_hi: match_idx_hi,
sp_lo: lo
}
@ -238,7 +238,7 @@ pub fn nameize(p_s: &ParseSess, ms: &[TokenTree], res: &[Rc<NamedMatch>])
}
}
let mut ret_val = HashMap::new();
let mut idx = 0us;
let mut idx = 0;
for m in ms.iter() { n_rec(p_s, m, res, &mut ret_val, &mut idx) }
ret_val
}
@ -383,7 +383,7 @@ pub fn parse(sess: &ParseSess,
if seq.op == ast::ZeroOrMore {
let mut new_ei = ei.clone();
new_ei.match_cur += seq.num_captures;
new_ei.idx += 1us;
new_ei.idx += 1;
//we specifically matched zero repeats.
for idx in ei.match_cur..ei.match_cur + seq.num_captures {
(&mut new_ei.matches[idx]).push(Rc::new(MatchedSeq(vec![], sp)));
@ -398,7 +398,7 @@ pub fn parse(sess: &ParseSess,
cur_eis.push(box MatcherPos {
stack: vec![],
sep: seq.separator.clone(),
idx: 0us,
idx: 0,
matches: matches,
match_lo: ei_t.match_cur,
match_cur: ei_t.match_cur,
@ -442,20 +442,20 @@ pub fn parse(sess: &ParseSess,
/* error messages here could be improved with links to orig. rules */
if token_name_eq(&tok, &token::Eof) {
if eof_eis.len() == 1us {
if eof_eis.len() == 1 {
let mut v = Vec::new();
for dv in (&mut eof_eis[0]).matches.iter_mut() {
v.push(dv.pop().unwrap());
}
return Success(nameize(sess, ms, &v[]));
} else if eof_eis.len() > 1us {
} else if eof_eis.len() > 1 {
return Error(sp, "ambiguity: multiple successful parses".to_string());
} else {
return Failure(sp, "unexpected end of macro invocation".to_string());
}
} else {
if (bb_eis.len() > 0us && next_eis.len() > 0us)
|| bb_eis.len() > 1us {
if (bb_eis.len() > 0 && next_eis.len() > 0)
|| bb_eis.len() > 1 {
let nts = bb_eis.iter().map(|ei| {
match ei.top_elts.get_tt(ei.idx) {
TtToken(_, MatchNt(bind, name, _, _)) => {
@ -469,12 +469,12 @@ pub fn parse(sess: &ParseSess,
"local ambiguity: multiple parsing options: \
built-in NTs {} or {} other options.",
nts, next_eis.len()).to_string());
} else if bb_eis.len() == 0us && next_eis.len() == 0us {
} else if bb_eis.len() == 0 && next_eis.len() == 0 {
return Failure(sp, format!("no rules expected the token `{}`",
pprust::token_to_string(&tok)).to_string());
} else if next_eis.len() > 0us {
} else if next_eis.len() > 0 {
/* Now process the next token */
while next_eis.len() > 0us {
while next_eis.len() > 0 {
cur_eis.push(next_eis.pop().unwrap());
}
rdr.next_token();
@ -488,7 +488,7 @@ pub fn parse(sess: &ParseSess,
let match_cur = ei.match_cur;
(&mut ei.matches[match_cur]).push(Rc::new(MatchedNonterminal(
parse_nt(&mut rust_parser, span, name_string.get()))));
ei.idx += 1us;
ei.idx += 1;
ei.match_cur += 1;
}
_ => panic!()
@ -501,16 +501,16 @@ pub fn parse(sess: &ParseSess,
}
}
assert!(cur_eis.len() > 0us);
assert!(cur_eis.len() > 0);
}
}
pub fn parse_nt(p: &mut Parser, sp: Span, name: &str) -> Nonterminal {
match name {
"tt" => {
p.quote_depth += 1us; //but in theory, non-quoted tts might be useful
p.quote_depth += 1; //but in theory, non-quoted tts might be useful
let res = token::NtTT(P(p.parse_token_tree()));
p.quote_depth -= 1us;
p.quote_depth -= 1;
return res;
}
_ => {}

2
src/libsyntax/ext/tt/transcribe.rs
View File

@ -223,7 +223,7 @@ pub fn tt_next_token(r: &mut TtReader) -> TokenAndSpan {
r.repeat_len.pop();
}
} else { /* repeat */
*r.repeat_idx.last_mut().unwrap() += 1us;
*r.repeat_idx.last_mut().unwrap() += 1;
r.stack.last_mut().unwrap().idx = 0;
match r.stack.last().unwrap().sep.clone() {
Some(tk) => {

6
src/libsyntax/parse/lexer/comments.rs
View File

@ -62,7 +62,7 @@ pub fn doc_comment_style(comment: &str) -> ast::AttrStyle {
pub fn strip_doc_comment_decoration(comment: &str) -> String {
/// remove whitespace-only lines from the start/end of lines
fn vertical_trim(lines: Vec<String> ) -> Vec<String> {
let mut i = 0us;
let mut i = 0;
let mut j = lines.len();
// first line of all-stars should be omitted
if lines.len() > 0 &&
@ -158,7 +158,7 @@ fn push_blank_line_comment(rdr: &StringReader, comments: &mut Vec<Comment>) {
fn consume_whitespace_counting_blank_lines(rdr: &mut StringReader,
comments: &mut Vec<Comment>) {
while is_whitespace(rdr.curr) && !rdr.is_eof() {
if rdr.col == CharPos(0us) && rdr.curr_is('\n') {
if rdr.col == CharPos(0) && rdr.curr_is('\n') {
push_blank_line_comment(rdr, &mut *comments);
}
rdr.bump();
@ -305,7 +305,7 @@ fn read_block_comment(rdr: &mut StringReader,
let mut style = if code_to_the_left { Trailing } else { Isolated };
rdr.consume_non_eol_whitespace();
if !rdr.is_eof() && !rdr.curr_is('\n') && lines.len() == 1us {
if !rdr.is_eof() && !rdr.curr_is('\n') && lines.len() == 1 {
style = Mixed;
}
debug!("<<< block comment");

26
src/libsyntax/parse/lexer/mod.rs
View File

@ -279,7 +279,7 @@ impl<'a> StringReader<'a> {
/// Converts CRLF to LF in the given string, raising an error on bare CR.
fn translate_crlf<'b>(&self, start: BytePos,
s: &'b str, errmsg: &'b str) -> CowString<'b> {
let mut i = 0us;
let mut i = 0;
while i < s.len() {
let str::CharRange { ch, next } = s.char_range_at(i);
if ch == '\r' {
@ -331,10 +331,10 @@ impl<'a> StringReader<'a> {
let byte_offset_diff = next.next - current_byte_offset;
self.pos = self.pos + Pos::from_usize(byte_offset_diff);
self.curr = Some(next.ch);
self.col = self.col + CharPos(1us);
self.col = self.col + CharPos(1);
if last_char == '\n' {
self.filemap.next_line(self.last_pos);
self.col = CharPos(0us);
self.col = CharPos(0);
}
if byte_offset_diff > 1 {
@ -472,7 +472,7 @@ impl<'a> StringReader<'a> {
cmap.files.borrow_mut().push(self.filemap.clone());
let loc = cmap.lookup_char_pos_adj(self.last_pos);
debug!("Skipping a shebang");
if loc.line == 1us && loc.col == CharPos(0us) {
if loc.line == 1 && loc.col == CharPos(0) {
// FIXME: Add shebang "token", return it
let start = self.last_pos;
while !self.curr_is('\n') && !self.is_eof() { self.bump(); }
@ -646,7 +646,7 @@ impl<'a> StringReader<'a> {
/// Scan through any digits (base `radix`) or underscores, and return how
/// many digits there were.
fn scan_digits(&mut self, radix: usize) -> usize {
let mut len = 0us;
let mut len = 0;
loop {
let c = self.curr;
if c == Some('_') { debug!("skipping a _"); self.bump(); continue; }
@ -799,14 +799,14 @@ impl<'a> StringReader<'a> {
if self.curr == Some('{') {
self.scan_unicode_escape(delim)
} else {
let res = self.scan_hex_digits(4us, delim, false);
let res = self.scan_hex_digits(4, delim, false);
let sp = codemap::mk_sp(escaped_pos, self.last_pos);
self.old_escape_warning(sp);
res
}
}
'U' if !ascii_only => {
let res = self.scan_hex_digits(8us, delim, false);
let res = self.scan_hex_digits(8, delim, false);
let sp = codemap::mk_sp(escaped_pos, self.last_pos);
self.old_escape_warning(sp);
res
@ -877,7 +877,7 @@ impl<'a> StringReader<'a> {
fn scan_unicode_escape(&mut self, delim: char) -> bool {
self.bump(); // past the {
let start_bpos = self.last_pos;
let mut count = 0us;
let mut count = 0;
let mut accum_int = 0;
while !self.curr_is('}') && count <= 6 {
@ -937,10 +937,10 @@ impl<'a> StringReader<'a> {
/// error if it isn't.
fn check_float_base(&mut self, start_bpos: BytePos, last_bpos: BytePos, base: usize) {
match base {
16us => self.err_span_(start_bpos, last_bpos, "hexadecimal float literal is not \
16 => self.err_span_(start_bpos, last_bpos, "hexadecimal float literal is not \
supported"),
8us => self.err_span_(start_bpos, last_bpos, "octal float literal is not supported"),
2us => self.err_span_(start_bpos, last_bpos, "binary float literal is not supported"),
8 => self.err_span_(start_bpos, last_bpos, "octal float literal is not supported"),
2 => self.err_span_(start_bpos, last_bpos, "binary float literal is not supported"),
_ => ()
}
}
@ -1189,7 +1189,7 @@ impl<'a> StringReader<'a> {
'r' => {
let start_bpos = self.last_pos;
self.bump();
let mut hash_count = 0us;
let mut hash_count = 0;
while self.curr_is('#') {
self.bump();
hash_count += 1;
@ -1374,7 +1374,7 @@ impl<'a> StringReader<'a> {
fn scan_raw_byte_string(&mut self) -> token::Lit {
let start_bpos = self.last_pos;
self.bump();
let mut hash_count = 0us;
let mut hash_count = 0;
while self.curr_is('#') {
self.bump();
hash_count += 1;

10
src/libsyntax/parse/mod.rs
View File

@ -181,7 +181,7 @@ pub fn parse_tts_from_source_str(name: String,
name,
source
);
p.quote_depth += 1us;
p.quote_depth += 1;
// right now this is re-creating the token trees from ... token trees.
maybe_aborted(p.parse_all_token_trees(),p)
}
@ -324,7 +324,7 @@ pub mod with_hygiene {
name,
source
);
p.quote_depth += 1us;
p.quote_depth += 1;
// right now this is re-creating the token trees from ... token trees.
maybe_aborted(p.parse_all_token_trees(),p)
}
@ -683,9 +683,9 @@ pub fn integer_lit(s: &str, suffix: Option<&str>, sd: &SpanHandler, sp: Span) ->
match suffix {
Some(suf) if looks_like_width_suffix(&['f'], suf) => {
match base {
16us => sd.span_err(sp, "hexadecimal float literal is not supported"),
8us => sd.span_err(sp, "octal float literal is not supported"),
2us => sd.span_err(sp, "binary float literal is not supported"),
16 => sd.span_err(sp, "hexadecimal float literal is not supported"),
8 => sd.span_err(sp, "octal float literal is not supported"),
2 => sd.span_err(sp, "binary float literal is not supported"),
_ => ()
}
let ident = token::intern_and_get_ident(&*s);

16
src/libsyntax/parse/parser.rs
View File

@ -746,7 +746,7 @@ impl<'a> Parser<'a> {
// would encounter a `>` and stop. This lets the parser handle trailing
// commas in generic parameters, because it can stop either after
// parsing a type or after parsing a comma.
for i in iter::count(0us, 1) {
for i in iter::count(0, 1) {
if self.check(&token::Gt)
|| self.token == token::BinOp(token::Shr)
|| self.token == token::Ge
@ -923,7 +923,7 @@ impl<'a> Parser<'a> {
};
self.span = next.sp;
self.token = next.tok;
self.tokens_consumed += 1us;
self.tokens_consumed += 1;
self.expected_tokens.clear();
// check after each token
self.check_unknown_macro_variable();
@ -2632,7 +2632,7 @@ impl<'a> Parser<'a> {
}
pub fn check_unknown_macro_variable(&mut self) {
if self.quote_depth == 0us {
if self.quote_depth == 0 {
match self.token {
token::SubstNt(name, _) =>
self.fatal(&format!("unknown macro variable `{}`",
@ -2701,7 +2701,7 @@ impl<'a> Parser<'a> {
token_str)[])
},
/* we ought to allow different depths of unquotation */
token::Dollar | token::SubstNt(..) if p.quote_depth > 0us => {
token::Dollar | token::SubstNt(..) if p.quote_depth > 0 => {
p.parse_unquoted()
}
_ => {
@ -5638,7 +5638,7 @@ impl<'a> Parser<'a> {
return Ok(item);
}
if self.check_keyword(keywords::Unsafe) &&
self.look_ahead(1us, |t| t.is_keyword(keywords::Trait))
self.look_ahead(1, |t| t.is_keyword(keywords::Trait))
{
// UNSAFE TRAIT ITEM
self.expect_keyword(keywords::Unsafe);
@ -5655,7 +5655,7 @@ impl<'a> Parser<'a> {
return Ok(item);
}
if self.check_keyword(keywords::Unsafe) &&
self.look_ahead(1us, |t| t.is_keyword(keywords::Impl))
self.look_ahead(1, |t| t.is_keyword(keywords::Impl))
{
// IMPL ITEM
self.expect_keyword(keywords::Unsafe);
@ -5685,7 +5685,7 @@ impl<'a> Parser<'a> {
return Ok(item);
}
if self.check_keyword(keywords::Unsafe)
&& self.look_ahead(1us, |t| *t != token::OpenDelim(token::Brace)) {
&& self.look_ahead(1, |t| *t != token::OpenDelim(token::Brace)) {
// UNSAFE FUNCTION ITEM
self.bump();
let abi = if self.eat_keyword(keywords::Extern) {
@ -5963,7 +5963,7 @@ impl<'a> Parser<'a> {
}
}
}
let mut rename_to = path[path.len() - 1us];
let mut rename_to = path[path.len() - 1];
let path = ast::Path {
span: mk_sp(lo, self.last_span.hi),
global: false,

32
src/libsyntax/print/pp.rs
View File

@ -132,15 +132,15 @@ pub fn buf_str(toks: &[Token],
let mut i = left;
let mut l = lim;
let mut s = string::String::from_str("[");
while i != right && l != 0us {
l -= 1us;
while i != right && l != 0 {
l -= 1;
if i != left {
s.push_str(", ");
}
s.push_str(&format!("{}={}",
szs[i],
tok_str(&toks[i]))[]);
i += 1us;
i += 1;
i %= n;
}
s.push(']');
@ -326,8 +326,8 @@ impl Printer {
if self.scan_stack_empty {
self.left_total = 1;
self.right_total = 1;
self.left = 0us;
self.right = 0us;
self.left = 0;
self.right = 0;
} else { self.advance_right(); }
debug!("pp Begin({})/buffer ~[{},{}]",
b.offset, self.left, self.right);
@ -355,8 +355,8 @@ impl Printer {
if self.scan_stack_empty {
self.left_total = 1;
self.right_total = 1;
self.left = 0us;
self.right = 0us;
self.left = 0;
self.right = 0;
} else { self.advance_right(); }
debug!("pp Break({})/buffer ~[{},{}]",
b.offset, self.left, self.right);
@ -410,7 +410,7 @@ impl Printer {
if self.scan_stack_empty {
self.scan_stack_empty = false;
} else {
self.top += 1us;
self.top += 1;
self.top %= self.buf_len;
assert!((self.top != self.bottom));
}
@ -422,7 +422,7 @@ impl Printer {
if self.top == self.bottom {
self.scan_stack_empty = true;
} else {
self.top += self.buf_len - 1us; self.top %= self.buf_len;
self.top += self.buf_len - 1; self.top %= self.buf_len;
}
return x;
}
@ -436,12 +436,12 @@ impl Printer {
if self.top == self.bottom {
self.scan_stack_empty = true;
} else {
self.bottom += 1us; self.bottom %= self.buf_len;
self.bottom += 1; self.bottom %= self.buf_len;
}
return x;
}
pub fn advance_right(&mut self) {
self.right += 1us;
self.right += 1;
self.right %= self.buf_len;
assert!((self.right != self.left));
}
@ -471,7 +471,7 @@ impl Printer {
break;
}
self.left += 1us;
self.left += 1;
self.left %= self.buf_len;
left_size = self.size[self.left];
@ -520,7 +520,7 @@ impl Printer {
pub fn get_top(&mut self) -> PrintStackElem {
let print_stack = &mut self.print_stack;
let n = print_stack.len();
if n != 0us {
if n != 0 {
(*print_stack)[n - 1]
} else {
PrintStackElem {
@ -565,7 +565,7 @@ impl Printer {
Token::End => {
debug!("print End -> pop End");
let print_stack = &mut self.print_stack;
assert!((print_stack.len() != 0us));
assert!((print_stack.len() != 0));
print_stack.pop().unwrap();
Ok(())
}
@ -667,11 +667,11 @@ pub fn spaces(p: &mut Printer, n: usize) -> old_io::IoResult<()> {
}
pub fn zerobreak(p: &mut Printer) -> old_io::IoResult<()> {
spaces(p, 0us)
spaces(p, 0)
}
pub fn space(p: &mut Printer) -> old_io::IoResult<()> {
spaces(p, 1us)
spaces(p, 1)
}
pub fn hardbreak(p: &mut Printer) -> old_io::IoResult<()> {

62
src/libsyntax/print/pprust.rs
View File

@ -92,10 +92,10 @@ pub fn rust_printer_annotated<'a>(writer: Box<old_io::Writer+'static>,
}
#[allow(non_upper_case_globals)]
pub const indent_unit: usize = 4us;
pub const indent_unit: usize = 4;
#[allow(non_upper_case_globals)]
pub const default_columns: usize = 78us;
pub const default_columns: usize = 78;
/// Requires you to pass an input filename and reader so that
/// it can scan the input text for comments and literals to
@ -377,7 +377,7 @@ pub fn block_to_string(blk: &ast::Block) -> String {
// containing cbox, will be closed by print-block at }
try!(s.cbox(indent_unit));
// head-ibox, will be closed by print-block after {
try!(s.ibox(0us));
try!(s.ibox(0));
s.print_block(blk)
})
}
@ -516,7 +516,7 @@ impl<'a> State<'a> {
pub fn bclose_maybe_open (&mut self, span: codemap::Span,
indented: usize, close_box: bool) -> IoResult<()> {
try!(self.maybe_print_comment(span.hi));
try!(self.break_offset_if_not_bol(1us, -(indented as isize)));
try!(self.break_offset_if_not_bol(1, -(indented as isize)));
try!(word(&mut self.s, "}"));
if close_box {
try!(self.end()); // close the outer-box
@ -591,7 +591,7 @@ impl<'a> State<'a> {
pub fn commasep<T, F>(&mut self, b: Breaks, elts: &[T], mut op: F) -> IoResult<()> where
F: FnMut(&mut State, &T) -> IoResult<()>,
{
try!(self.rbox(0us, b));
try!(self.rbox(0, b));
let mut first = true;
for elt in elts.iter() {
if first { first = false; } else { try!(self.word_space(",")); }
@ -609,13 +609,13 @@ impl<'a> State<'a> {
F: FnMut(&mut State, &T) -> IoResult<()>,
G: FnMut(&T) -> codemap::Span,
{
try!(self.rbox(0us, b));
try!(self.rbox(0, b));
let len = elts.len();
let mut i = 0us;
let mut i = 0;
for elt in elts.iter() {
try!(self.maybe_print_comment(get_span(elt).hi));
try!(op(self, elt));
i += 1us;
i += 1;
if i < len {
try!(word(&mut self.s, ","));
try!(self.maybe_print_trailing_comment(get_span(elt),
@ -660,7 +660,7 @@ impl<'a> State<'a> {
pub fn print_type(&mut self, ty: &ast::Ty) -> IoResult<()> {
try!(self.maybe_print_comment(ty.span.lo));
try!(self.ibox(0us));
try!(self.ibox(0));
match ty.node {
ast::TyVec(ref ty) => {
try!(word(&mut self.s, "["));
@ -880,7 +880,7 @@ impl<'a> State<'a> {
}
ast::ItemTy(ref ty, ref params) => {
try!(self.ibox(indent_unit));
try!(self.ibox(0us));
try!(self.ibox(0));
try!(self.word_nbsp(&visibility_qualified(item.vis, "type")[]));
try!(self.print_ident(item.ident));
try!(self.print_generics(params));
@ -1277,7 +1277,7 @@ impl<'a> State<'a> {
pub fn print_outer_attributes(&mut self,
attrs: &[ast::Attribute]) -> IoResult<()> {
let mut count = 0us;
let mut count = 0;
for attr in attrs.iter() {
match attr.node.style {
ast::AttrOuter => {
@ -1295,7 +1295,7 @@ impl<'a> State<'a> {
pub fn print_inner_attributes(&mut self,
attrs: &[ast::Attribute]) -> IoResult<()> {
let mut count = 0us;
let mut count = 0;
for attr in attrs.iter() {
match attr.node.style {
ast::AttrInner => {
@ -1416,8 +1416,8 @@ impl<'a> State<'a> {
match _else.node {
// "another else-if"
ast::ExprIf(ref i, ref then, ref e) => {
try!(self.cbox(indent_unit - 1us));
try!(self.ibox(0us));
try!(self.cbox(indent_unit - 1));
try!(self.ibox(0));
try!(word(&mut self.s, " else if "));
try!(self.print_expr(&**i));
try!(space(&mut self.s));
@ -1426,8 +1426,8 @@ impl<'a> State<'a> {
}
// "another else-if-let"
ast::ExprIfLet(ref pat, ref expr, ref then, ref e) => {
try!(self.cbox(indent_unit - 1us));
try!(self.ibox(0us));
try!(self.cbox(indent_unit - 1));
try!(self.ibox(0));
try!(word(&mut self.s, " else if let "));
try!(self.print_pat(&**pat));
try!(space(&mut self.s));
@ -1439,8 +1439,8 @@ impl<'a> State<'a> {
}
// "final else"
ast::ExprBlock(ref b) => {
try!(self.cbox(indent_unit - 1us));
try!(self.ibox(0us));
try!(self.cbox(indent_unit - 1));
try!(self.ibox(0));
try!(word(&mut self.s, " else "));
self.print_block(&**b)
}
@ -1606,7 +1606,7 @@ impl<'a> State<'a> {
try!(self.print_expr(&*args[0]));
try!(word(&mut self.s, "."));
try!(self.print_ident(ident.node));
if tys.len() > 0us {
if tys.len() > 0 {
try!(word(&mut self.s, "::<"));
try!(self.commasep(Inconsistent, tys,
|s, ty| s.print_type(&**ty)));
@ -1777,7 +1777,7 @@ impl<'a> State<'a> {
// containing cbox, will be closed by print-block at }
try!(self.cbox(indent_unit));
// head-box, will be closed by print-block after {
try!(self.ibox(0us));
try!(self.ibox(0));
try!(self.print_block(&**blk));
}
ast::ExprAssign(ref lhs, ref rhs) => {
@ -2154,7 +2154,7 @@ impl<'a> State<'a> {
},
|f| f.node.pat.span));
if etc {
if fields.len() != 0us { try!(self.word_space(",")); }
if fields.len() != 0 { try!(self.word_space(",")); }
try!(word(&mut self.s, ".."));
}
try!(space(&mut self.s));
@ -2221,7 +2221,7 @@ impl<'a> State<'a> {
try!(space(&mut self.s));
}
try!(self.cbox(indent_unit));
try!(self.ibox(0us));
try!(self.ibox(0));
try!(self.print_outer_attributes(&arm.attrs[]));
let mut first = true;
for p in arm.pats.iter() {
@ -2307,7 +2307,7 @@ impl<'a> State<'a> {
-> IoResult<()> {
// It is unfortunate to duplicate the commasep logic, but we want the
// self type and the args all in the same box.
try!(self.rbox(0us, Inconsistent));
try!(self.rbox(0, Inconsistent));
let mut first = true;
for &explicit_self in opt_explicit_self.iter() {
let m = match explicit_self {
@ -2457,7 +2457,7 @@ impl<'a> State<'a> {
try!(word(&mut self.s, "<"));
let mut ints = Vec::new();
for i in 0us..total {
for i in 0..total {
ints.push(i);
}
@ -2707,7 +2707,7 @@ impl<'a> State<'a> {
if span.hi < (*cmnt).pos && (*cmnt).pos < next &&
span_line.line == comment_line.line {
try!(self.print_comment(cmnt));
self.cur_cmnt_and_lit.cur_cmnt += 1us;
self.cur_cmnt_and_lit.cur_cmnt += 1;
}
}
_ => ()
@ -2725,7 +2725,7 @@ impl<'a> State<'a> {
match self.next_comment() {
Some(ref cmnt) => {
try!(self.print_comment(cmnt));
self.cur_cmnt_and_lit.cur_cmnt += 1us;
self.cur_cmnt_and_lit.cur_cmnt += 1;
}
_ => break
}
@ -2807,7 +2807,7 @@ impl<'a> State<'a> {
while self.cur_cmnt_and_lit.cur_lit < lits.len() {
let ltrl = (*lits)[self.cur_cmnt_and_lit.cur_lit].clone();
if ltrl.pos > pos { return None; }
self.cur_cmnt_and_lit.cur_lit += 1us;
self.cur_cmnt_and_lit.cur_lit += 1;
if ltrl.pos == pos { return Some(ltrl); }
}
None
@ -2822,7 +2822,7 @@ impl<'a> State<'a> {
Some(ref cmnt) => {
if (*cmnt).pos < pos {
try!(self.print_comment(cmnt));
self.cur_cmnt_and_lit.cur_cmnt += 1us;
self.cur_cmnt_and_lit.cur_cmnt += 1;
} else { break; }
}
_ => break
@ -2835,7 +2835,7 @@ impl<'a> State<'a> {
cmnt: &comments::Comment) -> IoResult<()> {
match cmnt.style {
comments::Mixed => {
assert_eq!(cmnt.lines.len(), 1us);
assert_eq!(cmnt.lines.len(), 1);
try!(zerobreak(&mut self.s));
try!(word(&mut self.s, &cmnt.lines[0][]));
zerobreak(&mut self.s)
@ -2854,11 +2854,11 @@ impl<'a> State<'a> {
}
comments::Trailing => {
try!(word(&mut self.s, " "));
if cmnt.lines.len() == 1us {
if cmnt.lines.len() == 1 {
try!(word(&mut self.s, &cmnt.lines[0][]));
hardbreak(&mut self.s)
} else {
try!(self.ibox(0us));
try!(self.ibox(0));
for line in cmnt.lines.iter() {
if !line.is_empty() {
try!(word(&mut self.s, &line[]));

4
src/libsyntax/test.rs
View File

@ -356,8 +356,8 @@ fn is_bench_fn(cx: &TestCtxt, i: &ast::Item) -> bool {
let tparm_cnt = generics.ty_params.len();
// NB: inadequate check, but we're running
// well before resolve, can't get too deep.
input_cnt == 1us
&& no_output && tparm_cnt == 0us
input_cnt == 1
&& no_output && tparm_cnt == 0
}
_ => false
}