diff options
Diffstat (limited to 'docs/pointers.md')
| -rw-r--r-- | docs/pointers.md | 18 |
1 files changed, 6 insertions, 12 deletions
diff --git a/docs/pointers.md b/docs/pointers.md index 254db07e..fb7668f1 100644 --- a/docs/pointers.md +++ b/docs/pointers.md @@ -18,16 +18,14 @@ func no_mutation_possible(nums:[Int]) ... my_nums := [0, 1, 2] no_mutation_possible(my_nums) ->> my_nums -= [0, 1, 2] +assert my_nums == [0, 1, 2] func do_mutation(nums:@[Int]) nums[1] = 10 // The mutates the value at the given pointer's location ... my_nums := @[0, 1, 2] do_mutation(my_nums) ->> my_nums -= @[10, 1, 2] +assert my_nums == @[10, 1, 2] ``` ## Dereferencing @@ -37,8 +35,7 @@ memory location using the `[]` postfix operator (with no value inside). ```tomo nums := @[10, 20] ->> nums[] -= [10, 20] +assert nums[] == [10, 20] ``` ## Equality and Comparisons @@ -52,12 +49,10 @@ doing a mutation to the other. ```tomo x := @[10, 20, 30] y := @[10, 20, 30] ->> x == y -= no +assert x != y z := x ->> x == z -= yes +assert x == z ``` Pointers are ordered by memory address, which is somewhat arbitrary, but @@ -112,8 +107,7 @@ inside of any datastructures as elements or members. ```tomo nums := @[10, 20, 30] ->> nums.first(func(x:&Int): x / 2 == 10) -= 2 : Int? +assert nums.first(func(x:&Int): x / 2 == 10) == 2 ``` Normal `@` pointers can be promoted to immutable view pointers automatically, |