It's hard to type when the cursor is not where you are actually typing.

Havvy · Havvy · commit fb7f0a4ae1d0 · 2012-07-08T14:19:30.000-07:00
diff --git a/doc/tutorial.md b/doc/tutorial.md
@@ -1981,7 +1981,7 @@ fn for_rev<T>(vector: ~[T], action fn(T)) {
 
 fn map<T, U>(vector: ~[T], function :fn(T) -> U) -> ~[U] {
     let mut accumulator = ~[];
-    for vector.each |element| { vec::push(accumulator, function(eltement)); }
+    for vector.each |element| { vec::push(accumulator, function(element)); }
     ret accumulator;
 }
 ~~~~

Original file line number	Diff line number	Diff line change
`@@ -1981,7 +1981,7 @@ fn for_rev<T>(vector: ~[T], action fn(T)) {`
`1981`	`1981`
`1982`	`1982`	`fn map<T, U>(vector: ~[T], function :fn(T) -> U) -> ~[U] {`
`1983`	`1983`	`let mut accumulator = ~[];`
`1984`		`- for vector.each \|element\| { vec::push(accumulator, function(eltement)); }`
	`1984`	`+ for vector.each \|element\| { vec::push(accumulator, function(element)); }`
`1985`	`1985`	`ret accumulator;`
`1986`	`1986`	`}`
`1987`	`1987`	`~~~~`