remove usage of notrust from the docs

Fixes #19599

Author: steveklabnik

src/doc/guide-crates.md

@@ -452,7 +452,7 @@ fn main() {
 
 Rust will give us a compile-time error:
 
-```{notrust,ignore}
+```{ignore}
    Compiling phrases v0.0.1 (file:///home/you/projects/phrases)
 /home/you/projects/phrases/src/main.rs:4:5: 4:40 error: a value named `hello` has already been imported in this module
 /home/you/projects/phrases/src/main.rs:4 use phrases::japanese::greetings::hello;

src/doc/guide-error-handling.md

@@ -76,7 +76,7 @@ fn main() {
 
 This will give us an error:
 
-```{notrust,ignore}
+```{ignore}
 error: non-exhaustive patterns: `_` not covered [E0004]
 ```
 
@@ -189,7 +189,7 @@ panic!("boom");
 
 gives
 
-```{notrust,ignore}
+```{ignore}
 task '<main>' panicked at 'boom', hello.rs:2
 ```
 

src/doc/guide-ownership.md

@@ -130,7 +130,7 @@ fn add_one(mut num: Box<int>) {
 
 This does not compile, and gives us an error:
 
-```{notrust,ignore}
+```{ignore}
 error: use of moved value: `x`
    println!("{}", x);
                   ^
@@ -406,7 +406,7 @@ fn main() {
 We try to make four `Wheel`s, each with a `Car` that it's attached to. But the
 compiler knows that on the second iteration of the loop, there's a problem:
 
-```{notrust,ignore}
+```{ignore}
 error: use of moved value: `car`
     Wheel { size: 360, owner: car };
                               ^~~

src/doc/guide-pointers.md

@@ -84,7 +84,7 @@ println!("{}", x + z);
 
 This gives us an error:
 
-```{notrust,ignore}
+```{ignore}
 hello.rs:6:24: 6:25 error: mismatched types: expected `int` but found `&int` (expected int but found &-ptr)
 hello.rs:6     println!("{}", x + z);
                                   ^
@@ -132,7 +132,7 @@ Pointers are useful in languages that are pass-by-value, rather than
 pass-by-reference. Basically, languages can make two choices (this is made
 up syntax, it's not Rust):
 
-```{notrust,ignore}
+```{ignore}
 func foo(x) {
     x = 5
 }
@@ -152,7 +152,7 @@ and therefore, can change its value. At the comment, `i` will be `5`.
 So what do pointers have to do with this? Well, since pointers point to a
 location in memory...
 
-```{notrust,ignore}
+```{ignore}
 func foo(&int x) {
     *x = 5
 }
@@ -179,7 +179,7 @@ but here are problems with pointers in other languages:
 Uninitialized pointers can cause a problem. For example, what does this program
 do?
 
-```{notrust,ignore}
+```{ignore}
 &int x;
 *x = 5; // whoops!
 ```
@@ -191,7 +191,7 @@ knows. This might be harmless, and it might be catastrophic.
 When you combine pointers and functions, it's easy to accidentally invalidate
 the memory the pointer is pointing to. For example:
 
-```{notrust,ignore}
+```{ignore}
 func make_pointer(): &int {
     x = 5;
 
@@ -213,7 +213,7 @@ As one last example of a big problem with pointers, **aliasing** can be an
 issue. Two pointers are said to alias when they point at the same location
 in memory. Like this:
 
-```{notrust,ignore}
+```{ignore}
 func mutate(&int i, int j) {
     *i = j;
 }
@@ -398,7 +398,7 @@ fn main() {
 
 It gives this error:
 
-```{notrust,ignore}
+```{ignore}
 test.rs:5:8: 5:10 error: cannot assign to `*x` because it is borrowed
 test.rs:5         *x -= 1;
                   ^~
@@ -522,7 +522,7 @@ boxes, though. As a rough approximation, you can treat this Rust code:
 
 As being similar to this C code:
 
-```{notrust,ignore}
+```{ignore}
 {
     int *x;
     x = (int *)malloc(sizeof(int));
@@ -626,7 +626,7 @@ fn main() {
 
 This prints:
 
-```{notrust,ignore}
+```{ignore}
 Cons(1, box Cons(2, box Cons(3, box Nil)))
 ```
 

src/doc/guide-strings.md

@@ -181,7 +181,7 @@ for l in s.graphemes(true) {
 
 This prints:
 
-```{notrust,ignore}
+```{text}
 u͔
 n͈̰̎
 i̙̮͚̦
@@ -207,7 +207,7 @@ for l in s.chars() {
 
 This prints:
 
-```{notrust,ignore}
+```{text}
 u
 ͔
 n
@@ -252,7 +252,7 @@ for l in s.bytes() {
 
 This will print:
 
-```{notrust,ignore}
+```{text}
 117
 205
 148