auto merge of #7269 : luqmana/rust/drop, r=thestinger

Finally rename finalize to drop.
Closes #4332.

Author: bors

doc/tutorial-ffi.md

@@ -183,7 +183,7 @@ impl<T: Owned> Unique<T> {
 
 #[unsafe_destructor]
 impl<T: Owned> Drop for Unique<T> {
-    fn finalize(&self) {
+    fn drop(&self) {
         unsafe {
             let x = intrinsics::init(); // dummy value to swap in
             // moving the object out is needed to call the destructor

doc/tutorial.md

@@ -2010,7 +2010,7 @@ types by the compiler, and may not be overridden:
 > iterations of the language, and often still are.
 
 Additionally, the `Drop` trait is used to define destructors. This
-trait defines one method called `finalize`, which is automatically
+trait defines one method called `drop`, which is automatically
 called when a value of the type that implements this trait is
 destroyed, either because the value went out of scope or because the
 garbage collector reclaimed it.
@@ -2021,15 +2021,15 @@ struct TimeBomb {
 }
 
 impl Drop for TimeBomb {
-    fn finalize(&self) {
+    fn drop(&self) {
         for self.explosivity.times {
             println("blam!");
         }
     }
 }
 ~~~
 
-It is illegal to call `finalize` directly. Only code inserted by the compiler
+It is illegal to call `drop` directly. Only code inserted by the compiler
 may call it.
 
 ## Declaring and implementing traits

src/etc/vim/syntax/rust.vim

@@ -15,7 +15,7 @@ syn keyword   rustOperator    as
 
 syn match     rustAssert      "\<assert\(\w\)*!"
 syn match     rustFail        "\<fail\(\w\)*!"
-syn keyword   rustKeyword     break copy do drop extern
+syn keyword   rustKeyword     break copy do extern
 syn keyword   rustKeyword     for if impl let log
 syn keyword   rustKeyword     copy do extern
 syn keyword   rustKeyword     for impl let log

src/libextra/arc.rs

@@ -247,7 +247,7 @@ struct PoisonOnFail {
 }
 
 impl Drop for PoisonOnFail {
-    fn finalize(&self) {
+    fn drop(&self) {
         unsafe {
             /* assert!(!*self.failed);
                -- might be false in case of cond.wait() */

src/libextra/arena.rs

@@ -77,7 +77,7 @@ pub struct Arena {
 
 #[unsafe_destructor]
 impl Drop for Arena {
-    fn finalize(&self) {
+    fn drop(&self) {
         unsafe {
             destroy_chunk(&self.head);
             for self.chunks.each |chunk| {

src/libextra/c_vec.rs

@@ -57,7 +57,7 @@ struct DtorRes {
 
 #[unsafe_destructor]
 impl Drop for DtorRes {
-    fn finalize(&self) {
+    fn drop(&self) {
         match self.dtor {
             option::None => (),
             option::Some(f) => f()

src/libextra/future.rs

@@ -44,7 +44,7 @@ pub struct Future<A> {
 // over ~fn's that have pipes and so forth within!
 #[unsafe_destructor]
 impl<A> Drop for Future<A> {
-    fn finalize(&self) {}
+    fn drop(&self) {}
 }
 
 priv enum FutureState<A> {

src/libextra/net_tcp.rs

@@ -57,7 +57,7 @@ pub struct TcpSocket {
 
 #[unsafe_destructor]
 impl Drop for TcpSocket {
-    fn finalize(&self) {
+    fn drop(&self) {
         tear_down_socket_data(self.socket_data)
     }
 }

src/libextra/rc.rs

@@ -68,7 +68,7 @@ impl<T> Rc<T> {
 
 #[unsafe_destructor]
 impl<T> Drop for Rc<T> {
-    fn finalize(&self) {
+    fn drop(&self) {
         unsafe {
             if self.ptr.is_not_null() {
                 (*self.ptr).count -= 1;
@@ -220,7 +220,7 @@ impl<T> RcMut<T> {
 
 #[unsafe_destructor]
 impl<T> Drop for RcMut<T> {
-    fn finalize(&self) {
+    fn drop(&self) {
         unsafe {
             if self.ptr.is_not_null() {
                 (*self.ptr).count -= 1;

src/libextra/sort.rs

@@ -1207,7 +1207,7 @@ mod big_tests {
 
     #[unsafe_destructor]
     impl<'self> Drop for LVal<'self> {
-        fn finalize(&self) {
+        fn drop(&self) {
             let x = unsafe { local_data::local_data_get(self.key) };
             match x {
                 Some(@y) => {