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Fix up the tutorial doc-tests.

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This commit is contained in:
Graydon Hoare 2012-08-31 11:39:05 -07:00
parent 6e7d5e1cbd
commit ee37f8a006
1 changed files with 10 additions and 1 deletions
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11
doc/tutorial.md
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@ -1019,6 +1019,12 @@ To create a new record based on the value of an existing record
you construct it using the `with` keyword:
~~~~
# impl {x:float, y:float} : core::cmp::Eq {
# pure fn eq(&&other: {x:float, y:float}) -> bool {
# self.x == other.x && self.y == other.y
# }
# }
let oldpoint = {x: 10f, y: 20f};
let newpoint = {x: 0f with oldpoint};
assert newpoint == {x: 0f, y: 20f};
@ -1437,7 +1443,10 @@ also done with square brackets (zero-based):
# fn draw_scene(c: crayon) { }
let crayons = ~[banana_mania, beaver, bittersweet];
if crayons[0] == bittersweet { draw_scene(crayons[0]); }
match crayons[0] {
bittersweet => draw_scene(crayons[0]),
_ => ()
}
~~~~
By default, vectors are immutable—you can not replace their elements.