From 39713b829535b40aff2b7f368839d07ea7c2bf11 Mon Sep 17 00:00:00 2001
From: Huon Wilson <dbau.pp+github@gmail.com>
Date: Sun, 19 Jan 2014 19:21:14 +1100
Subject: Remove unnecessary parentheses.

---
 src/libsyntax/ext/expand.rs          | 4 ++--
 src/libsyntax/ext/tt/macro_parser.rs | 8 ++++----
 src/libsyntax/ext/tt/macro_rules.rs  | 2 +-
 3 files changed, 7 insertions(+), 7 deletions(-)

(limited to 'src/libsyntax/ext')

diff --git a/src/libsyntax/ext/expand.rs b/src/libsyntax/ext/expand.rs
index 0abb6d9a313..f547f32e21d 100644
--- a/src/libsyntax/ext/expand.rs
+++ b/src/libsyntax/ext/expand.rs
@@ -46,7 +46,7 @@ pub fn expand_expr(e: @ast::Expr, fld: &mut MacroExpander) -> @ast::Expr {
                 // in this file.
                 // Token-tree macros:
                 MacInvocTT(ref pth, ref tts, ctxt) => {
-                    if (pth.segments.len() > 1u) {
+                    if pth.segments.len() > 1u {
                         fld.cx.span_err(
                             pth.span,
                             format!("expected macro name without module \
@@ -464,7 +464,7 @@ pub fn expand_stmt(s: &Stmt, fld: &mut MacroExpander) -> SmallVector<@Stmt> {
         }
         _ => return expand_non_macro_stmt(s, fld)
     };
-    if (pth.segments.len() > 1u) {
+    if pth.segments.len() > 1u {
         fld.cx.span_err(pth.span, "expected macro name without module separators");
         return SmallVector::zero();
     }
diff --git a/src/libsyntax/ext/tt/macro_parser.rs b/src/libsyntax/ext/tt/macro_parser.rs
index 1080291179b..dc721f15c3b 100644
--- a/src/libsyntax/ext/tt/macro_parser.rs
+++ b/src/libsyntax/ext/tt/macro_parser.rs
@@ -333,7 +333,7 @@ pub fn parse(sess: @ParseSess,
                   MatchTok(ref t) => {
                     let mut ei_t = ei.clone();
                     //if (token_name_eq(t,&tok)) {
-                    if (token::mtwt_token_eq(t,&tok)) {
+                    if token::mtwt_token_eq(t,&tok) {
                         ei_t.idx += 1;
                         next_eis.push(ei_t);
                     }
@@ -370,12 +370,12 @@ pub fn parse(sess: @ParseSess,
                     "local ambiguity: multiple parsing options: \
                      built-in NTs {} or {} other options.",
                     nts, next_eis.len()));
-            } else if (bb_eis.len() == 0u && next_eis.len() == 0u) {
+            } else if bb_eis.len() == 0u && next_eis.len() == 0u {
                 return Failure(sp, format!("no rules expected the token `{}`",
                             to_str(get_ident_interner(), &tok)));
-            } else if (next_eis.len() > 0u) {
+            } else if next_eis.len() > 0u {
                 /* Now process the next token */
-                while(next_eis.len() > 0u) {
+                while next_eis.len() > 0u {
                     cur_eis.push(next_eis.pop());
                 }
                 rdr.next_token();
diff --git a/src/libsyntax/ext/tt/macro_rules.rs b/src/libsyntax/ext/tt/macro_rules.rs
index cb7d54d7305..facbee135ed 100644
--- a/src/libsyntax/ext/tt/macro_rules.rs
+++ b/src/libsyntax/ext/tt/macro_rules.rs
@@ -135,7 +135,7 @@ fn generic_extension(cx: &ExtCtxt,
                 let rhs = match *rhses[i] {
                     // okay, what's your transcriber?
                     MatchedNonterminal(NtTT(tt)) => {
-                        match (*tt) {
+                        match *tt {
                             // cut off delimiters; don't parse 'em
                             TTDelim(ref tts) => {
                                 (*tts).slice(1u,(*tts).len()-1u).to_owned()
-- 
cgit 1.4.1-3-g733a5