More accurate spans

Author: sanxiyn

src/libsyntax/parse/attr.rs

@@ -156,7 +156,7 @@ impl parser_attr for Parser {
                 @spanned(lo, hi, ast::meta_list(name, inner_items))
             }
             _ => {
-                let hi = self.span.hi;
+                let hi = self.last_span.hi;
                 @spanned(lo, hi, ast::meta_word(name))
             }
         }

src/libsyntax/parse/common.rs

@@ -122,7 +122,7 @@ pub impl Parser {
     fn parse_path_list_ident(&self) -> ast::path_list_ident {
         let lo = self.span.lo;
         let ident = self.parse_ident();
-        let hi = self.span.hi;
+        let hi = self.last_span.hi;
         spanned(lo, hi, ast::path_list_ident_ { name: ident,
                                                 id: self.get_id() })
     }

src/libsyntax/parse/parser.rs

@@ -2445,7 +2445,7 @@ pub impl Parser {
                     }
                 }
             }
-            hi = self.span.hi;
+            hi = self.last_span.hi;
           }
         }
         @ast::pat { id: self.get_id(), node: pat, span: mk_sp(lo, hi) }
@@ -4311,7 +4311,7 @@ pub impl Parser {
                                 rp: None,
                                 types: ~[] };
         return @spanned(lo,
-                        self.span.hi,
+                        self.last_span.hi,
                         view_path_simple(last, path, self.get_id()));
     }