auto merge of #7365 : cmr/rust/syntax_cleanup, r=Aatch

Sets the stage for further cleanup (especially mass-slaughter of `@`)

Author: bors

src/libsyntax/abi.rs

@@ -8,9 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-use core::prelude::*;
-
-use core::to_bytes;
+use std::to_bytes;
 
 #[deriving(Eq)]
 pub enum Abi {

src/libsyntax/ast.rs

@@ -10,18 +10,16 @@
 
 // The Rust abstract syntax tree.
 
-use core::prelude::*;
-
 use codemap::{span, spanned};
 use abi::AbiSet;
 use opt_vec::OptVec;
 use parse::token::{interner_get, str_to_ident};
 
-use core::hashmap::HashMap;
-use core::option::Option;
-use core::to_bytes::IterBytes;
-use core::to_bytes;
-use core::to_str::ToStr;
+use std::hashmap::HashMap;
+use std::option::Option;
+use std::to_bytes::IterBytes;
+use std::to_bytes;
+use std::to_str::ToStr;
 use extra::serialize::{Encodable, Decodable, Encoder, Decoder};
 
 

src/libsyntax/ast_map.rs

@@ -8,8 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-use core::prelude::*;
-
 use abi::AbiSet;
 use ast::*;
 use ast;
@@ -22,9 +20,9 @@ use print::pprust;
 use visit;
 use syntax::parse::token::special_idents;
 
-use core::cmp;
-use core::hashmap::HashMap;
-use core::vec;
+use std::cmp;
+use std::hashmap::HashMap;
+use std::vec;
 
 pub enum path_elt {
     path_mod(ident),

src/libsyntax/ast_util.rs

@@ -8,22 +8,20 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-use core::prelude::*;
-
 use ast::*;
 use ast;
 use ast_util;
 use codemap::{span, spanned};
-use core::cast;
-use core::local_data;
 use opt_vec;
 use parse::token;
 use visit;
 
-use core::hashmap::HashMap;
-use core::int;
-use core::option;
-use core::to_bytes;
+use std::hashmap::HashMap;
+use std::int;
+use std::option;
+use std::to_bytes;
+use std::cast;
+use std::local_data;
 
 pub fn path_name_i(idents: &[ident]) -> ~str {
     // FIXME: Bad copies (#2543 -- same for everything else that says "bad")
@@ -793,7 +791,7 @@ pub fn getLast(arr: &~[Mrk]) -> uint {
 mod test {
     use ast::*;
     use super::*;
-    use core::io;
+    use std::io;
 
     #[test] fn xorpush_test () {
         let mut s = ~[];

src/libsyntax/attr.rs

@@ -10,7 +10,7 @@
 
 // Functions dealing with attributes and meta_items
 
-use core::prelude::*;
+use extra;
 
 use ast;
 use codemap::{spanned, dummy_spanned};
@@ -19,10 +19,8 @@ use codemap::BytePos;
 use diagnostic::span_handler;
 use parse::comments::{doc_comment_style, strip_doc_comment_decoration};
 
-use core::hashmap::HashSet;
-use core::vec;
-use extra;
-
+use std::hashmap::HashSet;
+use std::vec;
 /* Constructors */
 
 pub fn mk_name_value_item_str(name: @str, value: @str)

src/libsyntax/codemap.rs

@@ -21,11 +21,9 @@ source code snippets, etc.
 
 */
 
-use core::prelude::*;
-
-use core::cmp;
-use core::to_bytes;
-use core::uint;
+use std::cmp;
+use std::to_bytes;
+use std::uint;
 use extra::serialize::{Encodable, Decodable, Encoder, Decoder};
 
 pub trait Pos {

src/libsyntax/diagnostic.rs

@@ -8,14 +8,12 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-use core::prelude::*;
-
 use codemap::{Pos, span};
 use codemap;
 
-use core::io;
-use core::uint;
-use core::vec;
+use std::io;
+use std::uint;
+use std::vec;
 use extra::term;
 
 pub type Emitter = @fn(cmsp: Option<(@codemap::CodeMap, span)>,

src/libsyntax/ext/asm.rs

@@ -12,16 +12,15 @@
  * Inline assembly support.
  */
 
-use core::prelude::*;
-
-use core::vec;
 use ast;
 use codemap::span;
 use ext::base;
 use ext::base::*;
 use parse;
 use parse::token;
 
+use std::vec;
+
 enum State {
     Asm,
     Outputs,

src/libsyntax/ext/base.rs

@@ -8,9 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-use core::prelude::*;
-
-use core::vec;
 use ast;
 use ast::Name;
 use codemap;
@@ -22,7 +19,8 @@ use parse;
 use parse::token;
 use parse::token::{ident_to_str, intern, str_to_ident};
 
-use core::hashmap::HashMap;
+use std::vec;
+use std::hashmap::HashMap;
 
 // new-style macro! tt code:
 //
@@ -535,7 +533,7 @@ fn satisfies_pred<K : Eq + Hash + IterBytes,V>(map : &mut HashMap<K,V>,
 #[cfg(test)]
 mod test {
     use super::MapChain;
-    use core::hashmap::HashMap;
+    use std::hashmap::HashMap;
 
     #[test] fn testenv () {
         let mut a = HashMap::new();

src/libsyntax/ext/build.rs

@@ -8,8 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-use core::prelude::*;
-
 use abi::AbiSet;
 use ast::ident;
 use ast;